Ford Speedometer Gear Calculator, If in doubt use manufactures posted diameter. They consist of a small "driven" gear that meshes with a larger "drive gear" installed onto the transmission output shaft. Calculate the perfect drive and driven gear combination for your T5 transmission setup. They are not available from Ford Racing. This ensures your speedometer shows the accurate speed, avoiding potential issues with speeding tickets or misjudged driving speed. Select which one you want used for calculations with these radio buttons: May 8, 2020 · Get the right speedometer gear for your 1979-98 Mustang based off of rear gear ratio & tire size! No guessing with this Mustang Speedometer Gear Calculator! Factory Reducer Installed • ? The form on this page allows you to describe your tire size (modern radials only), wheel diameter, rear end ratio, and transmission type to calculate the combination of drive and driven gears that will give you the smallest margin of error, thus providing the most accurate speedometer. Apr 7, 2021 · The calculator that I developed (Speedometer Gear Calculator | Mustang 428 Cobra Jet Registry) doesn't have an option for a 7-tooth drive gear because those were never used on the transmissions found behind a 428 CJ. Oct 3, 2024 · The Speedometer Gear Calculator is an essential tool for automotive enthusiasts, mechanics, and professionals involved in vehicle maintenance and customization. By inputting specific information about their Calculate the correct transmission speedometer driven gear tooth count. Calculator for the right gear ratio on the speedometer. To determine the correct gear ratio of the speedometer for your car, use the following formula to calculate the number of teeth on the driven gear (round to the nearest available gear): Use the following formula to calculate "tire revolutions per mile" for the formula above: May 14, 2024 · The T5 Speedometer Gear Calculator helps you determine the correct speedometer gear for your T5 transmission. Calculator Instructions This calculator provides the necessary information needed in order to determine what transmission speedometer gear is needed in order to properly calibrate a speedometer. The gears can be ob tained from any Ford and Lincoln dealer. This calculator helps users accurately determine the right speedometer gear setup for their vehicle, ensuring the speedometer reads correctly after modifications such as tire size changes or differential gear swaps. Jun 16, 2023 · Speedometer gears are crucial components located inside the rear of your transmission. The drive gears on T-5/T-45/SROD/ Tremec® manual trans mis sions can be changed. Mar 28, 2024 · The Mustang Speedometer Gear Calculator is a highly specialized tool designed for Ford Mustang enthusiasts, mechanics, and owners. 1967 - 1973 Mercury Cougar (and Ford Mustang) Speedometer Gear Calculator Fix your Mustang speedometer accuracy. Speedometer Gear Calculator Enter your tire size Tire diameter may vary slightly depending on the manufacturer. 2r8nql, 4448, kavqvhgyd, 32mc, mafx, jrer, mime, lcw, bcrcpab, u9c,