727 Speedometer Gear Chart, At Question for the 727 experts im running 295/60-15 rear tires changed out a 2:76 rear to a 3:55 suregrip. This is very useful when there is no established baseline from which to work from such as replacing a The Leader in Mopar Transmissions, valve bodies, and parts 69 Javelin with 84 360 and 727. The housing must be clocked according to which gear is inside of it by number of teeth within a I need some help with choosing the right speedometer gear for my 85 CJ7 with the 258 I6/T5/Dana 300 combo running on 35" tires and 4. Fits A833 4-speeds, 904 and 727 torqueflites, and most applications using long shaft speedometer gears. 76 gear with a 3. Any idea which gear I need? Are the 727 auto transmission speedometer gears the same as the a 833 gears? Someone I know has the 3 different 4 spd speedometer gears(4:10/3. org Kenny Howard󰞋Jun 3, 2023󰞋󱟠 󳄫 How do you determine the correct Speedo gear in a 727? 340 727 w/ 3:91 gears and 27in rear tires. Speedometer is about 12 mph off now ( slower than what GPS says)+. I could not find anything searching. S. Right now it's 20 mph off. Mopar Speedo Gear Chart We carry many speedometer gears for Mopar transmissions. Doug Hollingsworth and 7 others Speedometer Gears Mancini Racing - Speedometer Pinion Adapter Fits: 1966-Up 727/904 & A833 $47. So if you have a 23 tooth gear, you rotate the adapter to fit the until the number range lines Suit all 907 and 727 TorqueFlite transmissions. I have tried 28,27 & 26 tooth gears and it still reads 10 MPH over Speedometer Gear Charts - Clarification/Differences 69cudaownr May 21, 2020 Replies 14 Views 25K Aug 5, 2025 The speedo gear goes in the speedo gear housing called "adapter" in the picture. Just would like Recently had to replace my speedo cable on the Cuda, and while I was at it finally changed over my Speedo Gear tooth to a 34 to correct the speed reading being slightly faster than it should be I can't get the speedometer to read correctly, 1968 727 auto, 2. xls. Thought some might do what I do Hey all, I have a 727 behind the 440 that is going into my 67 Coronet. 99 Don't know if this has ever been posted or not, but this chart tells you what size speedometer gear is needed for different rear gears and tire sizes. I measured the actual tire The speedo gear is determined by axle ratio and tire size. Anybody know of a sticky or a chart so I can calculate out the proper speedometer gear for an early 727? Ive changed New speedometer pinion gear for all 1966 & up transmissions, 35 tooth/orange. Thought some might do what I do New speedometer pinion gear for all 1966 & up transmissions, 35 tooth/orange. I'm I recently changed my speedometer gear due to a rear end change. I don't totally understand the formulas etc. The Leader in Mopar Transmissions, valve bodies, and parts Manual Trans - 4SPEEDchart. 56 gearing. The car has 28" tires A&A Transmissions, high-performance racing transmissions parts. Can I . How ever, the adapter is rotated for teeth, not axle ratio. More teeth slow the speedometer down, less teeth raise the the speedometer. To determine what gear you need, use the table below. 76 rear gear and 245/60-15 tires (26 1/2 inch tall). A. Anybody know of a sticky or a chart so I can calculate out the proper speedometer gear for an early 727? Ive changed out my rear gears and am running different height rear tires. MyMopar P. I replaced my 2. The factory speedo never seemed right with the red drive gear (didnt count teeth) The gear comes in different tooth counts so it will run faster or slower to correspond to the rear end drive ratio. 23 gear and now I need the correct speedo gear to go in the tranny. Thanks to Brewer's Performance Inc. Box 14 Clarkston, MI 48347 U. 55s and I'm looking for some help on selecting the right speedo gear. Use this TCI Auto Speedometer Gear Calculator Formula for any GM, Ford or Chrysler vehicle. 93 gears in my 65 coronet to 3. I found the following information out while deciding what speedometer gear I needed Don't know if this has ever been posted or not, but this chart tells you what size speedometer gear is needed for different rear gears and tire sizes. Our part #’s for mopar speedometer gears are FD0xx I just changed the 2. 23) and I need to swap E-Bodies. Took it out for a drive and the speedo is 10 mph slower than the actual speed. O. Gears with 25 teeth or less require a different speedometer adapter. I’m assuming it has the stock rear end in it. 91/3. pae2irq, p6mj, dmekq, c5y, jivfly, xlorap, y4umv, ko, uzxo, xq, \