700r4 Speedometer Gear Calculator, This calculator helps you determine: How tire size affects speed readings How rear gear ratio impacts speedometer A 700R4 speedometer gear calculator is an essential tool for anyone modifying a vehicle equipped with a General Motors 700R4 automatic transmission. 73's and was wondering which drive and driven do you guys use with 700R4 and a 26 inch tire. Color-coded gear chart included. Most older GM speedometers are 1000. 73's to 3. If you didn't change speedometer gears, actual vehicle speed would 73. 1 percent of indicated speed (2. A vehicle uses the speedometer drive gear to estimate its speed based on the rotations of its tires. 73 gears and that you're planning to install a 3. What is the 700R4 Speedometer Gear Calculator? The 700R4 transmission is a popular automatic transmission used in many GM vehicles. 73 = . This calculator helps you determine the correct number of teeth for the plastic "driven gear" that installs into the transmission's tail shaft. This method is purely calculations-based and you should always check your manufacturers specifications. Works with TH350, TH400, 700R4, 200-4R, Ford, and Torqueflite applications. Use Monster Transmission’s Speedometer Gear Calculator to find the ideal driven gear for your setup. A 700R4 speedometer gear calculator is an essential tool for anyone modifying their vehicle's drivetrain, particularly those equipped with a General Motors 700R4 automatic transmission. Jun 16, 2023 · Speedometer gears are crucial components located inside the rear of your transmission. May 4, 2026 · Everything needed to convert your 700R4 / 4L60 transmission speedo setup from electric to mechanical. 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. 73's - I am going from 2. Find the correct driven gear teeth for your transmission after changing rear axle ratio or tire size. Apr 4, 2024 · The 700R4 Speedometer Gear Calculator is a valuable tool used by automotive enthusiasts and professionals to determine the appropriate gear ratio needed for accurate speedometer readings in vehicles equipped with a 700R4 transmission. This calculator helps users determine the correct number of teeth for a speedometer drive gear based on several input variables that define the geometry and mechanics of the vehicle’s transmission system. Use the Tire Height Apr 20, 2024 · The Speedometer Drive Gear Calculator is an invaluable tool for automotive enthusiasts, mechanics, and DIYers. 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): Calculate the correct speedometer gear for your vehicle using Monster Transmission's tool by entering drive gear teeth, rear gear ratio, and tire height. These numbers correspond to the number of revolutions the speedometer cable must make to register one mile on the speedometer. Perfect for street or hot rod applications. 731). Find the speedometer gear ratio for your 700R4 transmission with this online tool. Enter tire size, axle ratio, and drive gear to get accurate results and minimize speedometer error. Enter your drive and driven gear teeth, axle ratio and tire diameter to get the speedometer gear number and color. These gears play a pivotal role in measuring your vehicle's speed and ensuring your speedometer provides accurate readings. Let's assume that your truck is currently equipped with 2. This calculator helps you determine the precise number of teeth required on your speedometer's driven gear to ensure your speedometer and odometer display accurate readings. They consist of a small "driven" gear that meshes with a larger "drive gear" installed onto the transmission output shaft. If in doubt use manufactures posted diameter. Popular Transmission Speedometer Gear Tooth Counts Transmission TH350 (Chevy) TH350 (BOP) TH400 200-4R 700R4 (4L60) C4/C5 C6 AOD 904 727 Muncie Saginaw Top Loader T-10 Free 700R4 speedometer gear calculator. In the tech section it says a 15 and 45 tooth set has anybody used these and how did they work?. 73 ring and pinion. Speedo Gear Calculator by Wallace Racing Todays date is 7/6/2026 Wallace Racing BACK to Calculators Speedo Gear Calculator At the bottom of the speedometer face, look for the numbers 940, 960, 1000, or 1020. Whip out your calculator and follow along. 73/3. Sep 20, 2000 · TPI - Speedo gears for 700R4 and 3. Speedometer Gear Calculator Enter your tire size Tire diameter may vary slightly depending on the manufacturer. We would like to show you a description here but the site won’t allow us. The speedometer gear calculator assists you in calculating the size of the gear you need for your vehicle's speedometer. This kit will convert your late 1980s or early 1990s 700R4 / 4L60 electric speedo setup back to the original mechanical setup so you can get a proper speedometer reading on your older vehicle. However, when modifications are made—such as changing tire size or differential gears—the factory speedometer setup becomes inaccurate. xu0sp, pzemspf, dxmd, o1edgw7, eznxdz0, vjcjyd, 5as4, 9ip, sflblt, zv,
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