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Gear 6 incorrect ratio

A "ratio" is just a comparison between, or a relating of, two different things. 1) If the gear ratio data is set by the gear ratio code, the gear ratio code is not $2F – $3F. 2, the third gear has the same torque as the first because you multiply by 5 then by 0. 5 Jul 2018 Definition of error code P0729 - Gear 6 Incorrect Ratio. This can happen for multiple reasons and a mechanic needs to diagnose the specific  17113/P0729 - Gear 6: Incorrect Ratio. DTC 41 (P0731): 1st Gear Incorrect Ratio Report a problem with this article DTC 42 (P0732): 2nd Gear Incorrect Ratio DTC 43 ( P0733 ): 3rd Gear Incorrect Ratio DTC 44 (P0734): 4th Gear Incorrect Ratio DTC 46 (P0736): Reverse Gear Incorrect Ratio Re: Volvo Penta 290 gear ratio's The speed is just a guide and clearly not boat specific. Differential Gear Ratio (R2): denotes how many driveshaft revolutions there are for each axle revolution. Seems that the gear not shifting up gets locked. Now its all brand new again and I still have the incorrect ratio code. 7 if it will be all right to do away with the o2 sensors and cats. she was driving great all day sunday but later that night i was on Reverse Gear. Flashing arrow of death and code 3-2-2 only. It only throws the code every once and a while maybe 20% of the time I drive it. If the real ratio deviates, then W i must be multiplied by a correction coefficient (equation 26 in [BON 61b, p. Mk5 (2005. Fiorino,2008 Fiat Croma,2008 Fiat Bravo 1. 5 through 5, and are offered in a large variety of modules, numbers of teeth, materials and styles. Purplemath. Transmission started shifting hard which makes sense to me if these codes are accurate but has anyone else had issues with thier 4th gen transmissions? I only have 40k on her as of right now and only have put 11k on myself Gear Ratio Calculator. The check engine light keeps coming on with the same code-p0734 gear 4 incorrect ratio. 3. 23. 4 V6 5 speed manual trd and also wondering what 1st gear is in the tranny? Also is my low range t case ratio 2. Timer accumulates when transmission is in forward or reverse range, output speed >= 100 RPM, and gear slip > 100 RPM. I don't want to go to the mechanic unless I have to due to $$$$$ and the lack there of. One may assume that you're a rider somewhere between 5'9 and 6'1. If I open it up too fast or do it wrong I get a engine light on and the code reads "Gear Ratio Incorrect". Gear 1 Incorrect Ratio P0731 This test verifies transmission operating ratio while 1st range is commanded by comparing computed ratio to the commanded ratio. 95, which is +6% added to 3. also check wiring to both speed sensors. Once and a while I'll drift it. Clear the DTC with a scan tool. 07 diff. The transmission was in "limp" mode with a fault code of P0734 - Gear 4 incorrect ration. from my research that is code p0730. An automatic transmission is designed to configure an optimal torque and power combination in order to provide the driver with desired speed and rate of acceleration. Your formula (wheel power = engine power / gear ratio) is incorrect. Thank you P0731 Gear I Incorrect ratio P0732 Gear 2 Incorrect ratio P0734 Gear 4 Incorrect ratio It seems like you were having an issue with your transmission but if you cleared your light and it has stayed off I would just keep a close eye on it. 30 = 14. The customer complaint is that although the engine reaches the correct top no-load speed, when the user begins to weld, the engine rpm decreases to the point that the welder can no longer produce the proper amperage to perform the welding task at hand. 87:1; Some thoughts about low range first gear ratio: I found the stock Series Land Rover low range first gear ratio (40. A 40 tooth gear drives an 8 tooth gear(5:1) yeilds 5, but the next change is 8 teeth driving 40 teeth (1:5) yeilding 0. Going to see trans fluid change takes care of it on my dime. Diameter in the center is called throat Remember also that the 4. Assemble the overdrive clutch and drum together, and put them in the  6. I would have to see what there first gear ratio for the transmission was but for example if both have a 3. I have a 2000 Ford Taurus and my transaxle light started blinking, I put the scanner on it and the code P1724 was 4th gear incorrect ratio. 12 by your Jeeps tire diameter (Example: . Transmission control sensor an gear ratio incorrect codes When I Put It In Second Gear It So I’m probably gonna have to replace the engine or rebuild it. Pick it up, spin the handle, the ultra smooth feel of precision and quality is unmistakable. Call us at 1-800-592-9673 or 1-810-632-0400 and we will supply you with the correct gear or we will build a ratio adapter to fix the problem. The 6 forward gears and 1 reverse gear are obtained from a single planetary set followed by a double planetary set also known as lepelletier-type gear sets, these gear sets make it possible to obtain 6 forward gears. Page 48 4. The stock 5th gear ratio in the 02J is . 2004 P0730 (Incorrect Gear Ratio) at 52,000- Need a New transmission? Hello, I joined this forum 2 years ago after picking up a certified 2004 that just came off of lease. Left hand retrieve. A solenoid usually controls internal clutches and bands of the transmission or using fluid pressure. They reset the computer and the O/D light didnt start flashing again until 2 weeks ago. I used a tranny out of an SLE in my 2000 SSEI but I opened it up and swapped the differentials. 6l problem is code P0729 gear 6 incorrect ratio ( generic code ) the car has been dealer flashed with updated It still shifts fine manually. 333 x 4. 42 gear ratio if it's a Z28. What does P0729 Mean? OBD-II Code P0729 is defined as a Gear 6 Incorrect Ratio The Input Speed Sensor tells the Transmission Control Module (TCM) how fast the engine is spinning so the correct gear can be engaged. This calculator is for finding your maximum speed for each gear. Smaller HP engines have either no ratio (1:1) for higher speed small light little boats (where torque is not as important) or higher ratios (2. 2 which equals 1, so there is no change. the LOWER has a 14 drive and a 26 driven. Conduct the 10 mile test, remove driven gear (the gear that spins your cable), count the teeth, and then multiply the teeth times the subtraction answer from the test. The procedure repeats. Changed the wheel speed sensor on the car today, now all the ABS codes are gone. Tell us if something is incorrect Zebco Slingshot Spincast Combo, 2. Fortunately this is a code that the retail auto parts stores don’t immediately try selling parts to the potential customer. First gear on the 4. Note: Data may not be 100% accurate. - p0735 gear 5 incorrect ratio. 6 Multijet 16v,2008 Fiat 500,2007 Fiat Panda 100HP,2007 Fiat 2000 Ford Mustang Gt Gear Ratio? I'm not sure what gear ratio I should go with. That's what your engine sees. The old one was getting noisy so I took it to a 4WD shop to have a look. please tell me the faults any one. p0730-incorrect gear ratio Theory of Operation The Transmission Control Module (TCM) constantly calculates the transmission ratio based on the input speed sensor 1 and 2 (N2-N3) signals and the calculated output shaft speed. PBU) is incorrect. Vinta 117,045 views. Case in point, I intentionally run a 1. 10 but I'm not sure; Is Trump incorrect that Ford knew almost nothing about the fabricated incident set up to destroy a legitimate court How do I fix incorrect gear 4, gear 1, and gear 3 ratios [or Gear Ratio Errors in 1st, 3rd & 4th] 2001 Jeep Grand Cherokee Laredo 2WD, 4. Turn OFF the ignition switch for more than 30 seconds. Also, note that the Gear value IS INCORRECT at this point, since the Gear table hasn't been set up. It only shows cars that were available in the US. . This means that the ability to write new posts and access various member features will go away. Possible Causes. 30 gears in their axle is because the transmission ratios are insanely tall. 7 (average overdrive ratio) times 3. I am a little over 58K miles. concerns, loss of 2nd, 3rd and 5th gear, incorrect ratio dtc's - procedure to inspect and repair servo pin bore wear publication date: june 11, 2009 DTC P0735 Gear 5 Incorrect Ratio (Allison 3000/3500 (5th generation)) Use a scan tool to confirm if the Transmission Gear Ratio display is displayed normally. 72 low and 3. 5R55N has a small inside diameter and only has 24 teeth. After the change the tranny was shifting very smooth. Up front, a unique, hybrid-design levelwind combines the durability of a standard levelwind with the casting performance of Daiwa’sT-Wing aperture. Does it have to have them to run. 84 gear ratio, typically found behind a v-6, behind my stroked 350 (385), because it's a light boat and lets me access a range or props that perform much better than the available 21" and 23" pitch props with a 1. It's happened a dozen times now. I preformed a clear and 2 went away and 1 was permanent. 62 low and 4. [Drive gear number x rear end ratio x tyre revolutions per mile] divided by 1001 = Driven Gear Now the Ford C4 has 3 x drive gears [on the tailshaft] and approx 16 driven gears. I'm thinking 4. The charts I found ranged from very good to bad. 2005 Duramax incorrect 5th gear ratio Stock other than I recently did egr delete, pcv reroute and efi live tune. 06 = 3. (The TCM calculates the ratio between the two signals to determine the actual transmission gear ratio. a defective speed sensor can cause all of these faults. 744. hi. but could the sticker on the rear axle be wrong? Hi all, Newbie here, great job everyone the forum looks great. A good way to calculate this is to multiply . What Does P0729 Code Mean? OBD-II Code P0729 is defined as a Gear 6 Incorrect Ratio; The Input Speed Sensor tells the Transmission Control Module (TCM) how fast the engine is spinning so the correct gear can be engaged. 85 crawl ratio Pathfinder - 2. Best Answer: Assuming that your GCL Jeep has an automatic transmission, (AT) with a properly tuned engine, and the specified amount of AT Fluid, the P0731 Fault Code stands for "Gear 1 has incorrect ratio". Thus far, I have been reducing ODB II diagnostic codes to pare it down to the codes for the above; P0731, P0733, and P0734. The O/D light was flashing and the code read P0647. The ratio of a combination of engine speed and throttle position and the speed of the transmission is used to determine what gear the transmission will use when driving. Transmission Fluid contaminated Transmission faulty (Mechanical Problem) Possible Solutions . 55 (differential gear) =2. Learn what does P0734 Gear 4 Incorrect ratio means, location and how to repair? P0730 Incorrect Gear Ratio Anyone every had this engine code pop up? Do you know what would cause it? I cleared it and it has not come back, just makes me wonder what caused it and why P0729: Gear 6 Incorrect Ratio DTC Trouble Code Before shifting into 6th gear, the ECU needs to know the precise engine RPM, transmission output shaft speed, and throttle position. 12 X 38" = 4. I guess I will now have to change what Ive told people that 3. org, is the worlds largest automotive enthusiast group exclusively geared towards the General Motors GM J-car platform including the Chevrolet Cavalier, Pontiac Sunfire, Pontiac Sunbird, Pontiac J 2000, Oldsmobile Firenza, Buick SkyHawk and Cadillac Cimarron. the quality of the weld is very The only difference a gearbox makes to power transmitted is with drive inefficiencies. There is only one ratio for the reverse gear in the 020, but reverse uses an idler gear. After searching and talking to the people I came upon the understanding that nothing seemed to match. I've read some threads and they say before anything you should change the Tranny fluid which I did. - p0733 gear 3 incorrect ratio. Buy Daiwa Regal Airbail Spinning Reel 5. Truck has been deleted and tuned since 5k miles got the of tune at 25k and truck has 27k now. Tutorial: How to Derive the Formula for the Planetary Mechanism Gear Ratio - Duration: 5:55. - p0732 gear 2 incorrect ratio. 5:55. I have flushed and change the fluid but the light came on about 2 days later. Re: Trouble Code P0732 Gear Ratio Incorrect Reporting "incorrect gear ratio" really must be reporting an output speed different from that expected. a sensor is about 35 bucks How to Determine Gear Ratio. The different types of gear can be used in order to suit given condition. 5. T. 375. ratio 0. P0734 Gear 4 incorrect ratio [FIXED] - Duration: 54:26. Well, I've tried to give it some time to fix itself but, I think I've about had it. Looked like it had never been changed. THe CEL came on and I got the code P0730. Part #: This started by me trying to find a good gear ratio chart for my JK. Now, we'll derive the equation: If the engine speed (for this example) RPM = 6000 revolutions/minute, then the driveshaft speed is the engine speed divided by tranny gear ratio R1 = ( 6000 / R1) revolutions/minute, P0729 Incorrect 6th Gear Ratio On On 5–112 P0731 Incorrect 1st Gear Ratio On On 5–115 P0732 Incorrect 2nd Gear Ratio On On 5–118 P0733 Incorrect 3rd Gear Ratio On On 5–121 P0734 Incorrect 4th Gear Ratio On On 5–124 P0735 Incorrect 5th Gear Ratio On On 5–127 P0736 Incorrect Reverse Ratio On On 5–130 Incorrect gear ration can be due to incorrect wheel size, too small or too tall wheels will change final gear ratio. Thanks to my vavle dropping. for now. The only bad Vehicle speed over 3 mph, Turbine Shaft Speed over 224 rpm, no turbine shaft or vehicle speed signal noise, high line pressure commanded, then the PCM detected twice per vehicle trip, that the ratio failure counter equaled 255 for an in-gear fault, or the shift Counter was over 100 on a downshift to 1st gear in acceleration Get code P0731 Gear 1 Incorrect ratio troubleshooting tips, code P0731 troubleshooting help, code P0731 diagnostics and code P0731 technical information from TRNW. ft. This means there's a problem with the automatic transmission on the second gear. Nairaland Forum / Nairaland / General / Autos / Gear 4 Incorrect Ratio Passat V6 (1656 Views) Toks Volks Wagen Transporter, manual gear, 4 Plugs, Petrol Engine @750k SOLD / Nigeria Used HONDA ACCORD EOD 03 Mannual Gear 4 Plugs For Sale 500k / A Tok's Of Volks Passat V6 2003 Model ( 1. Re: Best gear ratio for Towing Post by hillbilly540 » Thu Apr 22, 2010 2:41 am duramax all day 15-16 mpg pulling my airboat and 23 mpg on the highway, traded my 03 silverado with the 5. 28 to 1? Also curious if anybody knows the axle ratio for the tacoma's equipped with automatic tranny's? Thanks for the help. 23 GU6=3. The cost to replace a failed transmission torque converter clutch solenoid is determined, in part, by the vehicle year, make and model. 29 Gear Sign up to join the Gear community Gear Log in to your Gear account Sign up with your email address Gear Sign up with Facebook Sign up with Twitter Gear MERCHANT Facebook Twitter The login details you provided are incorrect. It uses g 052 726 a2 gear oil. Don, your 6th gear is an overdrive. In HP Tuners, we set it up as 3. 7 drive unit but I still dont know how to add the two together to get the actual final, which the book states is supposed to be 1. BTW, Trouble code for P0740 is not Torque Converter Clutch Circuit Malfunction, its Lockup Control System Trouble code for P730 is not Incorrect Gear Ratio, its Shift Control System. Scanner couldn't diagnose when model is entered but the equivalent Mazda 323 throws the codes P0730 and P0328 (knock sensor 1 signal too large). P0735 is a diagnostic trouble code (DTC) for "Gear 5 Incorrect Ratio". Gear ratios allow vehicles to achieve high speeds and climb steep mountains. 8:1 Gear Ratio, 5'6" Length, 6-10 lb Line Rate,, RH Average rating: 3 out of 5 stars, based on 1 reviews 1 reviews A lady at work just got a charger that had that code. 2003 VW Jetta with 57K mile on the odometer. m. 7 w/ a 4. 6 gears gives 46. Reverted gear train: The 3. Now I come to the motion works, which you can see in the picture is different from later verges. 850 Turbo 3-2-2 (P0730) Incorrect gear ratio Help, Advice and DIY Tutorials on Volvo's extremely popular car line -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine. 0L, 5. P0735 - Gear 5 Incorrect ratio. Not all applications will have one of these codes but when they apply, they will be listed in addition to an axle code found in the main RPO axle code list below. My car used to have a 3. I know this is a couple days late, but I havent been on in a while. Check Transmission Fluid (Color and Contamination) Replace Transmission Fluid when necessary Check Transmission incorrect gear 5 ratio - bmw 745i question. So now I think to myself that this has to be deliberate, from the contrate wheel to this one, with 2 sets of gear reductions, we get a ratio of 49/6 * 44/6 = 59. Page 2- P0729 gear 6 incorrect ratio at the shop they have pulled pan again and pullled down valve body etc etc and cleaned everything they can the solenoid 6 Gear 6 Incorrect Ratio. I saved about $1200 and got a used one from teh wreakers off another '99 with 50k P0730-INCORRECT GEAR RATIO For a complete wiring diagram, refer to the Wiring Information . This is code 54 on a Mitsubishi Galant. 17114/P0730/001840 - Gear Ratio Monitoring: Incorrect Gear Ratio Possible Symptoms . Tabs on the sun gear spacer are straight on the 1999-2001 5R55N and has straight slots on the drum. Any pointers on how to get to what the problem is? INCORRECT GEAR RATIO IS A CODE It is strange how convoluted specialty terms can get. The presets on the right only change the Transmission Ratios, Final Drive Ratio and Engine Redline for the specific models. Another option is marking the drive shaft then rotate your rear tire and count the amount of rotations of the tire to a complete full rotation of the shaft. transmission felt like it popped out of gear and then was revving really high. I've done some research on it, but cant find a good answer. So, if the input speed is 2 rpm and the output speed is 4 rpm the gear ratio would be 2:1 (said: 2 to 1). As the clutch engages the dynamic ratio will fall but as the clutch fully engages the ratio will converge to a known value. It seems off to me that "suddenly" 3 gear decide to puke at once. 23s you can ckeck for the rpo code GU2=2. 40 crawl ration so a big difference. [2006 Ford Escape XLT 3. Jump to Latest Follow Meshing Gear (3 & 4) Meshing Gear (5 & 6) Where, Now Multiply above Equation, Finally We Get, So, Advantages of compound gear trains: Large speed ratio can be obtained with smaller gear. (Compare the value of “Gear Ratio Target - Secondary pulley speed ≈ Target primary speed equivalent value When ever you change tire size from the original size to another there will be a direct effect on power and drivability. - p0730 incorrect gear ratio. If it happens again I am calling the lifetime drivetrain card that it is something besides old, dirty tranny fluid. C: Gear ratio determined as gear position which TCM supposes If the actual gear position is higher than the position (3rd) supposed by TCM, the slip ratio will be more than normal. Incorrect gear ratio - Transmission Repair Published on Feb 6, 2013. (a) Insufficient oil Replenish or replace with the specified amount of recommended oil. Hello, I just got a check engine light with the code p0734 and i have no idea what to do. In Part Two in a series Author talks about how and why to install the correct gear ratio for oversized tires on a ’01 Ford F-250. . The intent of this diagnostic is to detect if the p0730 gear incorrect ratio 10-20-2008 11:53 pm #1. 15:1) for heavier pleasure boats where the lower horsepower can be somewhat overcome with the increase in torque. - p0734 gear 4 incorrect ratio. Bore, keyway and set screw work the same as in spur gears. Fiat P0729 Automatic Transmission 6th Gear Incorrect Ratio. Ford laser 2001 1. You may have to register before you can post On arrival at JAGTECH, informed them of this, had the car connected to their genuine Jaguar computer and found it to be CODE P0733-GEAR 3 INCORRECT RATIO. i have a jetta 2001 2. It destroyed itself after a year due to the high line pressure I'm assuming. It is a plastic 18 tooth gear. If the actual gear position is higher than the position (2nd) supposed by TCM, the slip ratio will be more than normal. 6 auto 150k Car runs for 1 or 2 minutes. In case the ratio exceeds the specified value, TCM judges this diagnosis malfunction. Also, when making altering your factory gear ratio or wheel size your speedometer and odometer may read incorrect. Since I'm predominantly a roadie, I'll provide an answer based on road cycling / TT alone. 7:1) to be too tall for most rock crawling and many climbing situations. just checked my door and it has cc29! and i have big tow, 4x4. If the actual gear position is higher than the position supposed by Transmission Control Module (TCM), the slip ratio will be more than normal. P0731 Gear 1 Incorrect ratio P0732 Gear 2 Incorrect ratio P0733 Gear 3 Incorrect ratio P0734 Gear 4 Incorrect ratio P0735 Gear 5 Incorrect ratio P0736 Reverse incorrect gear ratio I agree with you that a slipping clutchpack would cause a change in the RPM ratio between in put and output shaft. As I stated, my 'ideal' gear ratio for a 4 speed muncie equipped GTO is about a 3. P0736 Reverse incorrect gear ratio  For 2009 - The MIL is on and DTC P0729 (6GR Incorrect Ratio) is stored, For 2010 - The MIL is on and DTC P0729 (Sleeve A1 Function) is stored, For 2011 . maybe someone can help! I have a While the tunes would have been a cool thing to have, they virtually changed nothing for my 2000 f150. The motion can be transmitted in round bend and corner. 827 gear ratio for any truck axle, front or rear. Find me one post where someone has suggested or requested a different gear ratio during the build/design process. Error Code P0732 is described as Gear 2 Incorrect Ratio. Check Engine Light illuminated (Malfunction indicator lamp) P0730-INCORRECT GEAR RATIO Theory of Operation The Transmission Control Module (TCM) constantly calculates the transmission ratio based on the input speed sensor 1 and 2 (N2-N3) signals and the calculated output shaft speed. com is not affiliated with nor sponsored by AB Volvo, Volvo Car Corporation, Volvo Cars of North America, Inc. There are many posts about this issue but almost no one seems to follow up on what they did to fix it. driving highway speed 60-70? mph and hit the pedal to pass. These gear ratios are the gears in your transmission. A6 / S6 (C5 Platform) Discussion - Transmission - Incorrect Gear Ratio - Hi Everyone, I have searched and read all about the transmission problems that people had on these cars. It started with the “O/D OFF” light flashing and having low power and acceleration. P0731 5R55N First- 1st-gear ratio error: Wrong gear start, mechanical shift-5R55W Gear solenoid fault, stuck valve or internal-component failure 5R55S Component P0732 5R55N Second- 2nd-gear ratio error: Incorrect gear selection, mechanical 5R55W Gear shift-solenoid fault, stuck valve or internal-component 5R55S Component failure So if your PCM wasn't adjusted to account for this, it will be reading the input shaft speed and output shaft speed as if they were the original ratio, but it will see an issue with the diff reluctor count vs the input shaft reluctor count, thus giving it an "incorrect gear ratio" code. A small arc welder using an engine equipped with a mechanical governor system is brought in for repair. The final drive is 3. Well today the check engine light came on with it. Use a scan tool to confirm if the Transmission Gear Ratio display is displayed normally. I found 3 codes for 5 Gear incorrect gear ratio. Let me know if this is the incorrect context. I found different opinions on where the power was, how it was calculated, and even preceived. 10 rear will have the same overall ratio as the 5. P0730-INCORRECT GEAR RATIO For a complete wiring diagram Refer to Section 8W Theory of Operation The Transmission Control Module (TCM) constantly calculates the transmission ratio based on the input speed sensor 1 and 2 (N2-N3) signals and the calculated output shaft speed. 8L Gear 3 Incorrect Ratio Posted to Ford Transmission on 1/11/2006 10 Replies MIL not illuminated, (Used car dealer wanted me to service trans. It seemed to be running fine and all the readings were in the green. Other factors, such as where the work is done (whether at a local auto repair shop, car dealership or you do-it-yourself) also factors heavily into the cost of repair. P0729 OBD II Trouble Code Gear 6 Incorrect Ratio Code. However, a code came back: P0734 - 4th gear ratio incorrect It has had this code on and off since we got it, but with all the other codes I've been fixing, I figured it would go away when they were worked through. pulled Okuma Alarm-P 0821 Spindle gear ratio For the spindle speed control, the gear ratio data set in the servo data PBU file (SVGU*. Learn what does P0729 Automatic Transmission 6th Gear Incorrect Ratio means, location and how to repair? OBD-II Code P0734 is defined as a Gear 4 Incorrect Ratio. I stopped at the first part store I could find and got P0730, Gear Ratio Incorrect. 2. Bevel Gears: Technical Information Characteristics∧ top KHK stock bevel gears are available in two types, spiral and straight tooth, in gear ratios of 1. jeephut gear ratio and tire size calculator When you change your tire size you need to make sure you have the right gearing to get optimal fuel economy and power. Make the necessary changes to your speedo by replacing your Jeep Speedometer Gear. Torque pan bolts to 8 lb. 30's (3. There are no noticable problems with the transmition. source: transmission codes: i would try replacing the input speed sensor. Been there, broken that The gear ratio will converge as the clutch engages. 4. That value will hold until the gear is changed again. 12 by your tire diameter. Will my 1999 Honda CRV be able to pass the smog check if it has a transmission problem? I bought a new Catalytic Converter but the mechanic said there was a second issue; Incorrect Gear Ratio. You can either enter the values manually or use the presets on the right. 56). 40 was the highest gear ratio for a FF 14. im not sure if it was on last night before I shut it off I didn't notice it. 56 the speedometer was still off by 5% so I had to lie and tell the pc I have 4. Two years ago I took my truck into Goodyear. 2000 Jeep Grand cherokee code P0731 , P0732 , P0734 ,they are incorrect gear ratio's Grand Cherokee | Grand Cherokee SRT8 Car Forums P0732 gear 2 incorrect ratio updates? If this is your first visit, be sure to check out the FAQ by clicking the link above. ) An inconsistency can be caused by an incorrect, or missing signal (bad sensor, broken or shorted wire, or disconnection). As a general rule, when dealing with two gears, if the drive gear (the one C: Gear ratio determined as gear position which TCM supposes. it has 3. 64. 623 ratio has also NEVER existed. 27 gear ratio in the stock transfer case, but I wanted a Quaife LSD, so I bought the larger C32 differential and had a Quaife LSD installed into it. 9L Incorrect 3rd Gear Ratio Code Posted to European Transmission on 11/15/2007 6 Replies We have a Volvo XC90 T6 AWD with a transmission problem. I have mini max dpf delete and sb intake. O. 769 The final drive is 3. so i crawled under the truck to check the rear axle sticker. I have an 2001 disco 2 with 60,300 miles. Incorrect gear ratio I have been fighting this code for months now. The Chart below shows E36 E46 E90 E91 E92 E93 E85 E86 E83 E82 E88 transmission gear ratios. The vast majority of Muncies are the wide ratio M20, with a 2. JK Gear Ratio's . For instance, someone can look at a group of people, count noses, and refer to the "ratio of men to women" in the group. A gear ratio is the ratio of the teeth on the front sprocket and the teeth on the rear sprocket. Thanks for all of your help! what is a p1404 specific code, incorrect rear ratio - check engine light has been on for four months, why? Other than this car runs fine. If that data is unavailable, or there is a problem in the hydraulic system, then a P0729 DTC will be stored. 23 for a 44 or 10-bolt. The only reason Toyota went 4. Traxxas Slash 4X4 Speed & Gear Setup Guide; the OP's problem was most likely the incorrect Transmission ratio so it's a moot point anyway. Newer vehicle models are equipped with more than four gear ratios for fuel efficiency. If a bike has 36 teeth on the front sprocket and 12 teeth on the rear sprocket, what is the gear ratio for the bike? Very uncommon. If I remember right the incorrect gear ratio code was hidden but found with a Tech II. There are several different speedometer gears for the various tires that have came on the Suzuki Swift, Geo Metro, and 95+ European Subaru Justy. com is a AW TF-60 was designed in ‘02 along with the rear wheel drive unit, the TR-60SN. - p0741 torque converter clutch system performance or stuck off. P0732 stands for "Gear 2 has incorrect ratio", and P0733 stands for "Gear 3 has incorrect ratio". If it's from the dipstick tube, then either the differential was filled with ATF (or overfilled with gear oil), or there GM RPO Axle Code Notes. 1. 7L). hey guys, I have a 2011 Avenger sxt 3. 5R55W/S sun gear has 55 teeth and no roller bearing in bore. 6 out of 5 stars 5. 20. so I'm looking at a total of 1800 dollars solved the problem. a 1 inch socket fits it. In the 60's these engines were running down the road at 3 grand or more doing 60mph and now they're running 2k or less from the factory. 357 gear ratio. Page 2: How Can I Tell If My 4L60-E Transmission is BAD? (GM 4. it is the one closest to the engine. Having 10 years experience with a 70:1 ratio I have found it to be too low for anything but the most Code P0730 Gear Ratio Incorrect; If this is your first visit, be sure to check out the FAQ by clicking the link above. 08 was a factory option with this set-up, so you will be fine if you do indeed have an M-20 transmission. Want to know what the gear ratio of the axles in my 98 3. 0L V6 Auto] CEL P0731 and P0732: Gear Incorrect Ratio I have a 2006 Ford Escape that had problems this weekend. P0731 Gear 1 Incorrect Ratio - Need help 03 Forester Usually those incorrect gear ratios are a result of clutches not holding and RPMs not matching what the 2008 Charger Drivetrain Swap Transmission Code P0733 - Gear 3 Incorrect Ratio A 2008 Charger drivetrain has been swapped into another vehicle and it is creating all sorts of headaches for me. Sistema: Controles de transmisión  Hyundai Accent - P0734 4th gear problem, transmission needs replacement? instead the code it came back with was P0734/ Gear 4 incorrect ratio. In mechanical engineering, a gear ratio is a direct measure of the ratio of the rotational speeds of two or more interlocking gears. 389 There's a trick to changing the mk5 Jetta 5 speed transmission gear oil, see 1000q: mk5 trans oil for details. Gear Ratio and Tire Size Calculator - 4x4 and Jeep Ring & Pinion When you change your tire size you need to make sure you have the right gearing to get optimal fuel economy and power. 18 Nov 2015 P0729, Gear 6 -incorrect ratio, Wiring, TR sensor/switch, shift solenoids, When referring to the transmission, the gear ratio is the difference  Error Code P0729 is defined as Gear 6 Incorrect Ratio. 6 comes with different gear ratios in the transmission. The 4. Proportions are built from ratios. A basic method to calculate is to mutiply . Improve your math knowledge with free questions in "Write a ratio: word problems" and thousands of other math skills. 6. • Gear noise during coasting: Damaged gears due to misadjusted bearings and incorrect shim adjustment. it is located in front of trans above solenoid pack. Theory of Operation The Transmission Control Module (TCM) constantly calculates the transmission ratio based on the input speed sensor 1 and 2 (N2-N3) signals and the calculated output shaft speed. If that data  Detailed information on error code - P0729 - Gear 6 Incorrect Ratio. light came on. What does this Mean? The purpose of the automatic transmission is to match the engine's optimum power and torque characteristics to the driver's desired rate of acceleration and speed by auto-selecting different gear ratios or 'speeds' to power the wheels. Monitoring condition: - ATF temperature 20 °C {68 °F} or more - Driving in 1GR in D or M range - Engine running - Turbine speed within 225-4,987 rpm - Throttle opening angle 2. [which is 6 tooth, 7 tooth, and 8 tooth] Alternative options is like the above post mention about using your rpm/tire size/final gear ratio to get an idea on what your current gear is. Codes P0730 through P0735 may be read as incorrect gear ratio or gear 1 incorrect ratio or gear 2 incorrect ratio or something similar. How long can i drive with a Incorrect Gear Ratio? Last saturday I was driving and the check engine light came on. P0730 states “incorrect gear ratio”. It is a 3rd gear that is moved to mesh between the pinion and main shafts, effectively making the trans have 3 shafts, which will reverse the direction of the ring gear in relation to the engine direction. Unless I know the actual number of the drive gear I can only guess So I'll do the calculations for each drive gear. This may cause the TCM to report that the gear If the revolution ratio is below 2. I put a more advanced OBD2 scanner on it last night and read p0731 and p0732 (incorrect gear ratio 1 and incorrect gear ratio 2). 6 geared more for economy at highway speeds. P0730 is the OBD-II generic code for an incorrect gear ratio detected in an automatic transmission. NOTE: Mercruiser made the following gear ratio changes to the Alpha Model Sterndrives several years ago in effort to develop s stronger gear combination that would offer customers better overall Sterndrive durability. If the ring and pinion and/or tire size has changed on your Jeep vehicle, then you will want to replace the factory speedometer gear with the corresponding gear on the chart below. The chart lists the gear ratio and tire diameter to easily guide your purchase into the correct size application. 545]). P0732 A/T 2ND Gear Function P0733 A/T 3RD Gear Function It was expected that the first code caused the last 3. Sb23wiki 20:33, 13 September 2014 (UTC)I oppose merging the pages Because I think gear ratio is a different topic from gear train. 545]. 56) The below table can be used to get a rough idea on gear ratios. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. 42 if P0731 Gear 1 Incorrect Ratio - Need help. Pending failure occurs when accumulated event timer >= 2 seconds. 42s if you have an auto you eiter have 2. help PO 730 incorrect gear ratio. i m checking parts is valvebody and transmission oil. Symptoms of P0729 OBD II Trouble Code. The equation you need to understand is: Power = Torque x Angular Speed In words, a gearbox will decrease its output speed by the same ratio the output torque is increased. 5R55W/S sun gear has 38 teeth. does anyone knows what it meets this code p0730?. This is even more fishy considering I can only pull one code. thanks. But I am having difficulty find the right motor and gear ratio. Wiring and/or connections faulty; Sensor Gear Position Indicator faulty; Mechanical failure  P0729 Gear 6 Incorrect Ratio. com Tell us if something is incorrect. The following chart of Tire sizes and axle gear ratios are meant to give a general idea of the relationship between the differential gear ratio and the tire size and what effect the ratio has on power output and fuel economy. For a Code P0730 to set, the PCM must detect an incorrect gear ratio caused by excessive slip within the transaxle: to be exact, a gear ratio that is off by more than 5% for more than seven seconds. 16, the PCM determines that there is a malfunction. 55 = 14. • Detect the abnormality in transmission gear ratio control function. 2002 up 5R55N uses angled slots on the drum and the spacer like the 5R55W/S models. NO problems before this but have "limped" the transmission 3 times since these mods. It ended up being a wheel speed sensor on hers. When my TCM failed, it would not go past idle, and in gear it would surge, from 800-900 rpm and repeated till taken out of gear; steady idle. I am working on my first ebike build and posted a question about friction drives earlier. I was havin a problem with my allison with it not shifting into drive or reverse some times and some times going in only to not shift gear oil, incorrect gear engagement, damaged gears, etc. If the revolution ratio is below 2. • Bearing noise when driving or coasting: Cracked, broken or damaged bearings. The symbol alpha represents the angle between the plane through the pinion centerline and the plane through the ring gear centerline. He said possibly the TPS or some solenoid (in the transmission) I think he said. If I remember right the speedometer worked and wasn't too far off. I have a 2006 duramax with the 6 speed auto allison transmission. gear 2 incorrect ratio I rebuilt the transmission, revmax rebuild kit, revmax 550 input clutch, billet input shaft, triple disc torque converter, Revmax high pressure oil pump, rexmax heavy duty towing valve body. 73 * 1. Below is an example of a 5-speed car. I checked it with my mini max and it came up 5th gear incorrect ratio. 73 gears gives you 38. I like to floor it and burn out but I also like to dive 100+ without problems. 7 L , 45RFE Transmission 192,832 miles. 73 ratio. P0734 - GEAR 4 INCORRECT RATIO. Incorrect reading on the Speedometer Higher numerical gear ratio should drop your speedo, so do 3. the code is "P0734 gear 4 incorrect ratio. Ashcroft high ratio kit high range ratio - 0. Couple of questions on it. the dealership want over $200 just to check the problem for me. 141 x 3. And finally, prop-sizing can partially mitigate incorrect gear ratios, but only partially. There has only been one code from the being P0730 incorrect gear ratio. I have changed the transmission fluid and filter but the car will not go into 4th gear or overdrive. We have developed this chart to help you select the optimum gear ratio to put your performance back where you want it. Mercedes is telling me that I need a new transmission. This is a generic trouble code, meaning it applies to all vehicles equipped with the OBD-II system. BMW Gear Ratios. Dude, you need to calm down a bit. That's why I'm somewhat suspicious. 6" Retrieve Rate, 4. Maybe for a MT or AT 1st or Reverse gear ratio, but never a final drive ratio. — Preceding unsigned comment added by Sb23wiki (talk • contribs) 20:27, 13 September 2014 (UTC) Agree Nearly all info on the Gear train Took to dealer, they go the incorrect gear ratio code. I'm talking about requesting either a high gear ratio drivetrain, OR a low gear ratio drivetrain. 33). P0734 - RAZÓN INCORRECTA DEL ENGRANAJE 4. 66% or more - Differential gear case (output) revolution speed 35 rpm or more. Daiwa LAGUNA2000-5BI Laguna 5Bi Spinning Reel, 2000, 5. I didn't think it would have been a valid ratio they made for front ends in 4x4's but appearantly so if they did a 3. 41:1 it seems a silly waste to gear the input down as it goes in, That would actually be "up". I tried to use the on board diagnostic interface but this showed not codes. P0733 Gear 3 Incorrect  P0729 Gear 6 Incorrect Ratio Transmission in LHM TCU SENDS MIL REQUEST ON P0731 Gear 1 or M1 Incorrect Ratio Transmission in LHM TCU SENDS MIL  5 Sep 2010 A6 / S6 (C5 Platform) Discussion - Transmission - Incorrect Gear I changed the fluid and filter 6 months ago which made it shift smoother. So I went to my friend who is mechanically smart and he checked the code it read P0730 or Incorrect Gear Ratio. 5R55W/S sun gear spacer is shown actual size. 5R55E transmission P0733 3rd. Gear 4 Incorrect Ratio Passat V6 - Autos - Nairaland. it is a 1996 p38, i changed the MAF as the general feedback i got for gear ratio and other gear box errors was the maf, i had already changed mine once and so thought it was a likely cause as i had bought a fairly cheap ebay one! i guess i will have to book it in somewhere and bit the bullet on the tests mentioned. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may vary depending on the model. After about a week my wife was driving and she said the car started hard shifting, by the time she got home it was in limp mode. Notice that the channel "Gear Ratio" steps down each time the car is upshifted, and remains constant in each gear, even as RPM changes. Also what all would I need to change to put a 6. 2) Nissan has NEVER had a 3. Gear 6 Incorrect Ratio. About due for the 60K tranny flush. Here is what a P0730 means, in simple terms. The outcomes would be like this: ©Jarrod Stenberg 1997-2016. Also  2 Jun 2017 the transmission computer set code P0731 — incorrect gear ratio. Also, using a VAG-COM, the autoscan received the following: 65283 - Development Code 4 27-00 - Implausible Signal With the transmission shift lever in "D" the car would start off in 3rd gear. p0732 gear 2 incorrect ratio. P0729 Meaning This malfunction is detected when the A/T does not shift into 6GR position as instructed by TCM. This diagnostic trouble code (DTC) is a generic OBD-II powertrain code. 83 first gear ratio this is the crawl ratio you would get. 3: 1 Gear Ratio, 6 Bearings, 27. It is considered generic because it applies to all makes and  1 Jul 2018 Before shifting into 6th gear, the ECU needs to know the precise engine RPM, transmission output shaft speed, and throttle position. The message '4th gear ratio incorrect' can indicate that there is a problem with the solenoid for the torque converter. Really I just need to correct the speedometer, however after entering my exact tire size and new gear ratio 4. For a ball mill, if the reduction ratio becomes less than 3 (target grinding of concentrates), the energy index W i must be multiplied by a given coefficient given by the author’s equation 27 [BON 61b, p. So the wonderful dealership charged me 65 for a diagnostics test, 5 or 6 hundred to replace some valve, didn't work, then 1300 for a whole new transmission. $32. Unfortunately my 330ci gearbox cog light has appeared this isn't the first time either it appeared around two months ago I turnt off the car and it didn't come back on again ,until now twice in one week , today I was able to plug my reader to the car and it returned the fault code p0733 gear 3 incorrect ratio , can anyone here shed any light on the situation I'm facing here ? Check engine light came on and gave codes P0731,P0734 incorrect gear ratios. The drive gear inside the transmission is the same number of teeth on all the cars so it does not need to be changed. The factory dash and most components are in the new vehicle. Both units use similar power flow & control. For example if your sitting at a stop the gear ratio is infinite because speed is zero. If there is only one incorrect ratio code shown, then take the vehicle for a test drive to determine which gear is working properly. 2) If the gear ratio data is specified directly, the data is not 0 – 2048 (or 7200). Replaced the knock sensor and cleared the codes - all appeared to be well but the CEL came on the following day Now when doing a scan the P0325/0304 Knock Sensor code is no longer stored but the gear ratio codes are still showing. 54:1 which, according to my book is the proper gear sets for the 5. 94 ratio. In case the ratio exceeds the specified value, Transmission Control Module (TCM) judges this diagnosis Thanks 1charan. Read expert information and diagnostics for fault code P0729. This Diagnostic Trouble Code (DTC P0730) is relevant to the automatic transmission in the vehicle. This is not only caused by electrical malfunction (circuits open or shorted) but by mechanical malfunction such as control valve sticking, improper solenoid valve operation, etc. I was trying t P0732 is a diagnostic trouble code (DTC) for "Gear 2 Incorrect Ratio". If 3rd gear is slipping (you say you get the fail, safe mode on the 2 - 3 shift) then that could easily be an incorrect output speed. 3:1 Gear Ratio. C: Gear ratio determined as gear position which Transmission Control Module (TCM) supposes. Then the hold light starts to flash and no acceleration. 5R55N has 24 teeth. 3 for the duramax and couldn't be happier, right now around 500rwhp, 06 lly, ppe 225hp stacked with an edge juice with attitude, love it. I made calculations and found out the torque and rpm required for the build. I have some new solenoids to fit (and the seal and sleeves), but not hopeful that will fix it ? My car stalled on me this afternoon coming home from work on the highway. I'm not talking about a multiple-gear drive train. It doesn't match all the way up though, with the 4. The PCM (powertrain control module, also known as ECM or engine control module in other vehicle makes), controls automatic transmission by using multiple gear ratio and increase the vehicle speed to maximize the engine’s power output. 55 axle ratio(4. I am trying to build P0729 incorrect 6th gear ratio. Hi friends, my problem is fourth gear incorrect ratio. I went to auto zone to have them scan and he said incorrect gear ratio is whats coming up. For proper functioning (without slip) the angular velocity ratio of the meshing gears must remain constant In order to maintain this constant angular velocity ratio, gear teeth myst have especial type of curved profile (not circular) that is called an involute curve. When this happens I can't accelerate past 40mph and I can't get out of whatever gear I'm in at the time. no ABS system errors, and vehicle speed is above 10 kM/h (6 MPH). 81) than the Toyota with 4. TF-60 went into production in the ‘03 Beetle (09G) with torque capacity of 280 N. What does this mean? OBD2 Code P0729 Jeep definition: This malfunction is detected when the A/T does not shift into 6GR position as instructed Repair Information for P0734 code. These RPO codes are used to idicate a specific type of differential and/or ring gear size. Get code P1721 Gear 1 Incorrect Ratio troubleshooting tips, code P1721 troubleshooting help, code P1721 diagnostics and code P1721 technical information from TRNW. was gonna be pissed if it had 2. Worm Gearing 48 In section it looks like this. That's a very good explanation of the gearbox ratio, very easy to understand (who would of thought it!) As for the other variables, I guess it will call for a more experimental practical approach in order to establish the best set up. Paul, one of the top guys at JAGTECH, reset the car and said that in view of the circumstances it would be better to monitor and see if the car issued the fault code again, which it did. When referring to the transmission, the gear ratio is the difference between input speed and output speed. 625 and 4. She also had the code for 3rd gear incorrect ratio too. What mean gear 6 incorrect ratio> diagnostic code PO729 - Answered by a verified Mercury Mechanic We use cookies to give you the best possible experience on our website. Basing ratio on gear size will surely give you the wrong ratio. Oil Pan & Oil Levels. Jeep liberty - 2. • Judge as NG if a discrepancy between the transmission target gear ratio (as internal data) and the actual gear ratio becomes the specified value or more. Hi I can tell in 5th the gearbox does not pull as well and a fault code will logged (incorrect ratio) Incorrect gear ratio in 5th gear. 5-2006) The stock 5th gear ratio in the OA4 (GQQ) transmission is . How Can I Tell If It's Internal Transmission Damage? Transmission with Both Solenoid Failure and Internal Damage. 17116 - Gear 2 P0732 - 003 - Incorrect Ratio - MIL ON Now, I have a diagnostic from the dealer indicating that there were 3 of these. 3) The ONLY gear ratios in 00 for the H233B in a Frontier were the 4. 389. Even the old 6 speed F150 has a better overall gear ratio in 1st gear with only a 3. Seemed like it was in limp mode or stuck in a high gear. This should match the designed gear ratio for the gear selection position of the TCM. Anytime I had the incorrect gear ratio in the ECU, I got the Engine Overspeed DTC, P0219. This condition usually means you need a new transmission, or rebuild. Started my truck this morning and cel came on. 6 with a 4. 8888888, so someone is trying to slow down things to 60 times, but not quite. Luckily i had a friend with a cheap OBDII scanner and i scanned the computer. OBD-II Trouble Code P0730 refers to an Transmission Incorrect Gear Ratio. Incorrect Gear Ratio - 3rd Gear. "Incorrect gear ratio" is an OBDII code. I wanted to see if anyone had suggestions on what do, I have been having trouble with the check engine light as of late, took it to the dealer, they said, O2 sensor, Knock Sensor, Catalytic Converter and this P0734Gear 4 Incorrect Ratio. Malfunction Indicator Light (MIL) ON Possible Causes . "incorrect gear ratio". 6 L v6 every day driver. 3 ) Pix For the past 2 months I have had an incorrect gear ratio code after swapping my 2003 W203 C320 diff to a C32 3. Now, I have decided to go with a Mid-drive. But I wanna know if I do decide to rebuild my 5. The combination of "incorrect gear ratio", and the fact that you dont have a problem until after 3k RPM's tells me that the problem isnt in fact the gear ratio. P0730 Incorrect Gear Ratio. Incorrect Gear Ratio PO730 This just popped up on my DTC codes on my Aeroforce gauge a few days ago. OBD-II P0730 Trouble Code - Incorrect Gear Ratio. 56 first gear. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Worm Gear A worm gear has parts similar to a spur gear except for one, which is called throat diameter. Insulated Studs? This is a BIG Innovation in Framing! • The PCM monitors the revolution ratio of the forward clutch drum revolution to differential gear case revolution when the following monitoring conditions are met. thanks again 1999 Honda CRV Incorrect Gear Ratio. my challenger is completely stock 3. This is discussed as a problem with the Odyssey on this thread. I started the charger up this afternoon and got the check engine light. All material except where indicated. Perform a test-run in the 2nd gear. When an incorrect tire-and-gear combination is used, it Volkswagen Passat B5 Discussion. The only difference is the driven plastic gear. P0731 Gear 1 Incorrect Ratio. P0732 Gear 2 Incorrect Ratio. it screws into to transmission. Trans problem - incorrect gear ratio code??? hey, so my 2002 Allroad runs great, although as soon as it shifts to 4th gear it just slams the gear and it seems as it 68rfe problems. 47 gear ratio (typically found behind a 350). Incorrect Gear Ratio 5th Gear (P0725) * H E L P* At some point during the month of August the Roadfly forums are going to become archive only. Repair Information for P0729 code. You may have to register before you can post: click the register link above to proceed. These planes (green and purple) need to be at 90 degrees to one another. 0 and the chenk ing. 07 was added as a compromise to put engine rpms in a better range, but these trucks tended to top out at 70-75 mph and since the transmissions had only three speeds with first gear being relatively too tall when combined with the taller axle ratio, they couldn't pull really heavy loads without the danger of cooking the transmission. 3L, 5. The J-Body Organization, j-body. The posts here were a huge help with getting a few issues resolved while it was under the one year warranty. " I cannot find any information on any 4th gens about this topic and i have no clue what to do. The worm gear usually wraps slightly around the worm, making its face curve slightly. (. Brickboard. 30. Engine power reaches the transmission by a torque converter with integral TCC. 4 I was driving my 2000 STS kinda hard last night, and as I came over a small hill with a hard right hand turn, I got back into the throttle a bit, and the P0729 gear 6 incorrect ratio but its still doing it this time takes longer to go into limp mode and does slip in 6th a bit but then kinda loads the gear back up Bravo 3 gear ratio headache, can anyone else work it out??-gctid780307 12-06-2016, 08:32 AM I have got a Bravo 3 stern drive on my boat, which has a 22P prop on it and the drive has a ratio of 2. 1995 Ford Windstar 3. P0731 Gear 1 Incorrect Ratio DTC; P0732 Gear 2 Incorrect Ratio; P0733 Gear 3 Incorrect Ratio; P0734 Gear 4 Incorrect Ratio Code; P0735 Gear 5 Incorrect Ratio Code; P0737 TCM Engine Speed Output Circuit; P0738 TCM Engine Speed Output Circuit Low; P0739 TCM Engine Speed Output Circuit High; P073A Stuck In Gear 5; P073B Stuck In Gear 6 Gear Ratios A very common question raised when replacing the Mercruiser Alpha sterndrives involves the gear ratio. p0730 incorrect gear ratio. 2004 Volvo XC90 T6 2. 6:1 Gear Ratio, 9 Bearings, Ambidextrous, Boxed at Walmart. Incorrect gear ratio. This still seems odd, because I can manually shift. 73s or 3. Multiply that gear by the final ratio out of the car, . 40 lb Max Drag, Boxed 3. The best gear ratio for *SPEED will depend on your ability for a) high cadence and b) power in harder gears. 73 GU5=3. My own boat on the relevant chart would do 30 to 34 knots on the chart for A series props but 29knots is more like it in real life. 88 in order to get the right speed. 485 for a final drive ratio. not true if you have a 6 speed manual you have 3. Gear 6 Incorrect Ratio. They said that there was one inch of gear lube left in it and about 1 inch of metal shavings! $1500-1600 for a full overhaul with new gears, new clutches, new bearings and seals. gear 6 incorrect ratio

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