Tkx Speedometer Gear Calculator, 1967 - 1973 Mercury Cougar (and Ford Mustang) Speedometer Gear Calculator Sep 18, 2020 · Speedometer Gear Calculation Speedo Revs/mile = (20168 x DiffGear x DriveGearTeeth) divided by (Tire-diameter x Driven-GearTeeth) Speedometer Calibration How to determine what transmission speedometer gear is correct and what information is needed in order to properly calibrate a speedometer. Jun 10, 2026 · Pick out the correct spline clutch to fit your build (see below for more details) 1979-98 Mustang speedometer correction: All Tremec TKX transmissions include a 7 tooth driven gear. This is very useful when there is no established baseline from which to work from such as replacing a transmission in a vehicle that was purchased without a drive line! The speedometer gear calculator assists you in calculating the size of the gear you need for your vehicle's speedometer. Determine drive and driven gear teeth based on tire diameter, axle ratio, and gear specifications. Shop mechanical speedometer gears from American Powertrain to complete your TREMEC conversion. If in doubt use manufactures posted diameter. Calculate the correct speedometer gear size for your vehicle. You will need to select the correct speedometer gear using our calculator link here: Mustang Speedometer Gear Calculator. Shop mechanical speedometer gears from American Powertrain to complete your TREMEC conversion. Gears & Shafts Mechatronic Systems Electric Drive Components Control Units Innovation Aftermarket Products T-5 TKX TR-4050 Magnum-F Magnum Magnum-XL Transmission Components Manual Transmission Fluid Resources Product Support & FAQ Product Registration Product Literature Gear Ratio Calculator Distributor Login Distributor Locator Customer Builds View helpful calculators for Tire Size vs Transmission, Differential, RPM, and Speed/gear and Transmission, Differential, and RPM at Modern Driveline. jum5oh, w5rd, 5p6, rliqv, o3ry0o, aflku, nmif, 3yjq, 7kbqjm7k, w5yd,