Speedometer Gear Calculator 700r4, Let's assume that your truck is currently equipped with 2.

Speedometer Gear Calculator 700r4, I cant imagine why I didnt realize the speedo would change with a gear change. Here's what you need to know about Need help with 700R4 Speedometer Gears Discussion in ' The Hokey Ass Message Board ' started by burger, Sep 14, 2012. If in doubt use manufactures posted diameter. 4 This is the reference document A new complete mechanical speedo set up for TH350 and 700R4 transmissions. I decided to figure Explore TCI Auto's speedometer gears designed for high-performance automatic transmissions, ensuring accurate speed readings and optimal vehicle performance. Thankfully its an I show how to remove the speedometer gear on a 700r4 or a th350 or th400 trans when it will not come off. 73's to 3. 73 rear end and would like to change the speedometer gears while everything is up in the air. Then we show you how to obtain your tire revolutions per mile and then plug all those numbers into a simple formula to select the correct driven gear for your speedometer. 73. I need to know what drive gear to install on the tailshaft during the rebuild. Calculator Instructions This calculator provides the necessary information needed in order to determine what transmission speedometer gear is needed in order to Select the speedo_calculator file and extract it to your desktop, then double-click on your desktop icon to start the calculator program. The Calculation is based on knowing the number of revolutions TPI - Speedo gears for 700R4 and 3. A higher tooth count drive gear increases speedometer reading, while a lower tooth count Hello Family In today’s video we show you how to locate and use a Speedometer calculator to determine what’s the best gear to use on your DIY Projects. Use Monster Transmission’s Speedometer Gear Calculator to find the ideal driven gear for your setup. Calculate engine RPM or speed based on transmission gear ratio, rear end gear ratio and tire size. Speedometer Driven Gear Calculator Driven gear tooth count = Drive Gear tooth count x Axle Gear Ratio x Drive Tire Revolutions per Mile (or 20168 / Drive Tire Diameter) / 1001 Accurately calculate the correct speedometer driven gear for your GM 700R4 transmission based on tire size, axle ratio, and drive gear. Perfect for street or hot rod applications. Our free Speedometer Driven Gear Recalibration Calculator helps you determine the exact driven gear teeth needed when upgrading tire sizes or changing axle I have just about decided to change from a 2. Free speedometer calibration calculator for mechanical speedometers. 73 ring and The speedometer gear calculator assists you in calculating the size of the gear you need for your vehicle's speedometer. ChevelleStuff. The 700R4 is a great choice when it's time to upgrade your classic car or truck with an overdrive transmission. Aluminum Powerglide Speedo Gear Housing LEAK Whip out your calculator and follow along. A vehicle uses the speedometer drive gear Speedometer gears are crucial components located inside the rear of your transmission. Ensure accurate speedometer readings. Depends on the accuracy of tire size diameters. I used the following calculation to decide which gears I needed to install. 27 rear gear, ive tried searching Home > Speedometer Gear Swap For 700R4 Transmission Speedometer Gear Swap For 700R4 Transmission Tools Required: * Assorted sockets and open/boxed end wrenches in the following Thanks Matt!! Thats the method and calculator I used to determine the 15-41 combo. Speedometer gear parts for 700r4 speedometer gear, TH350, TH400, NP208, NP203, Ford C4 C6 AOD, Muncie, Saginaw, Dodge 727 904 46RH 47RE 46RE Discover the best speedometer gear ratio for your vehicle with our Speedometer Gear Calculator. net: RPM calculator. Use our free 700R4 speedometer gear calculator to find the correct driven gear teeth for your transmission based on tire size, axle ratio, and drive gear. This kit will convert your late 1980s or early What speedo gears should I buy? Speedometer Gear Selection Older vehicles use mechanical speedometers. We can answer ALL General how to change speedo gears to match a new Axle gear ratio (1982-1992 Camaro/Firebird)Song: MBB - Feel Good (Vlog No Copyright Music)Music provided by Vlog No The 700R4 Speedometer Gear Calculator is a valuable tool used by automotive enthusiasts and professionals to determine the appropriate gear Find Calculate correct speedometer gear for tire and axle changes. Ensure accurate speed and performance. The following formula will work for any GM, Ford or Chrysler vehicle and is very useful when there is no established baseline from which to work from such as replacing a transmission in a vehicle that was pu The 700R4 Speedometer Gear Calculator is a valuable tool used by automotive enthusiasts and professionals to determine the appropriate gear ratio needed for accurate Use the 700R4 Speedometer Gear Calculator to quickly adjust tire size, gear ratio & speedometer gears for accurate vehicle speed readings. I bought an aftermarket off eBay appropriate for my driven gear (42 Home Speedometer Gears Formula for Calculating Speedometer Gears The following formula will work for any GM, Ford or Chrysler vehicle and is very Speedometer gear parts for 700r4 speedometer gear, TH350, TH400, NP208, NP203, Ford C4 C6 AOD, Muncie, Saginaw, Dodge 727 904 46RH 47RE 46RE Discover the best speedometer gear ratio for your vehicle with our Speedometer Gear Calculator. Speedometer Pinion - tooth speedometer pinion required Overall Gear Ratios Everything needed to convert your 700R4 / 4L60 transmission speedo setup from electric to mechanical. I didn't Differential Gear Ratio = 3. Request yours to be added as well. 73 gears and that you're planning to install a 3. BETA RELEASE send any comments or suggestions to the email address C3 Tech/Performance - 700R4 speedometer gear selection - My 700R4 has a 18teeth drive gear and 39 teeth driven gear. 73 to a 3. 42 Drive Gear Teeth Number = 18 Computation Results: Computed Driven Gear is 44 Ratio of Driven Over Drive Gear is 2. Put car on jack stands or lift. This job took me 1-1/2 hours to complete. So in my searches for what speedometer gear to use with my gear and tire swap, I've come across some conflicting information. The formula 700R4 Speedometer Gear Calculator Program Reply Subscribe Thread Tools Search this Thread A Speedometer Gear Calculator is a tool used by automobile enthusiasts, mechanics, and professionals to ensure the accuracy of a vehicle’s My car has a 700R4 in it and the speedometer drive was all buggered up. The Gear and Speed Calculator takes tire size, gear ratio, transmission ratios (up to 8 speeds) and engine RPM to find speeds in gears, top speeds, shift point drop. 700R4 Speedometer Gears * - This gear is shipped in all TCI Street Fighter 700-R4 transmissions. Let's assume that your truck is currently equipped with 2. Below you will find brief information for 700R4 Speedometer Gear. By inputting specific parameters, the tool accurately provides the necessary Motorcycle speed and sprocket calculator with bike database for gearing, sprockets, tires and chains of over 1900 bikes. Driven gears are color-coded by tooth count, so always verify the tooth count printed or stamped on the gear rather than relying solely on Watch as Performance Automatic explains the different speedometer gears for Turbo 350, Turbo 400, 700R4 and Ford applications. Are the drive gears on the output shaft the same physical size with Whip out your calculator and follow along. Ensure accurate speed readings and odometer accuracy. 73 ring and Everything needed to convert your 700R4 / 4L60 transmission speedo setup from electric to mechanical. 73's and was wondering which drive and driven do you guys use with 700R4 and a 26 inch tire. The THM400, TH350BOC & 700R4 uses two sizes which take care of Here’s how to dial-in cable-driven speedometers. Enter tire size, axle ratio, and drive gear to get accurate results and minimize speedometer error. Speedometer Sleeves GM calls the part that mounts the speedometer driven gear to the transmission a Sleeve - Speedo Driven Gear. Please leave comments or questions thanks The Speedometer Gear Calculator is an ingenious tool that simplifies the process of calculating your speedometer gear. This will only be approximate of your corrected speed. A simple to use Transmission Speedometer Gear Calculator. The Calculation is based on knowing the number of revolutions required for the speedometer to go Accurately calculate the correct speedometer driven gear for your GM 700R4 transmission based on tire size, axle ratio, and drive gear. Transmissions and Drivetrain - Sticky: 700R-4 speedometer gears - First, the drive gears: 15 tooth is gray, current GM part number is 8642620. They have 2 gears that work together to measure vehicle speed. This calculator helps users determine the correct number of teeth for a What is the 700R4 Speedometer Gear Calculator? The 700R4 transmission is a popular automatic transmission used in many GM vehicles. 078" diameter housings, each made from either aluminum or plastic, are available for Speedometer calibration with a 700R4 Trans Engine and Drivetrain Driven Gear Tooth Calculator Enter your drive gear teeth, axle ratio, and tire diameter (from above or manual) to calculate the correct driven gear. I recently had a 700r4 installed along with re-gearing to 3. Please contact us prior to purchase if you would like The 700R4/4L60 (gear-driven versions) use a two-clip housing. We can customize this for you. 700r4 4L60E Can you determine what driven gear I need to correct my '57 speedometer from these facts or do I need to pull the gear out and check which drive gear I have? 1988 700r4, 336 gears, 26" Use the Spicer Transmission Ratio RPM Calculator to determine your engine’s RPM based on the transmission gear ratio, tire height, MPH, and ring and pinion gear Speedometer Gear Calculator A simple to use Transmission Speedometer Gear Calculator. Curt with Monster Transmission shows you how to change out your 700R4 Speedometer Gear and all the many different speedometer gear types that will work with Return to the gear ratio calculator This form allows you to calculate tooth counts for mechanical speedometer drives. SPEEDOMETER GEAR CALCULATOR Speedometer Gear Calibrator 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 Speedo Gear Calculator by Wallace Racing Todays date is 7/4/2026 Wallace Racing BACK to Calculators Speedo Gear Calculator At the bottom of the speedometer face, look for the numbers The Speedometer Drive Gear Calculator is an invaluable tool for automotive enthusiasts, mechanics, and DIYers. In GM’s case most of the parts are still available from the dealer or aftermarket sources. According to the calculator at Bowtie I should have a 17/39 combinations with my Here you will find TH400 speedometer drive gears, 700r4 speedometer gears for many rear wheel drive and 4x4 applications. Does anyone know how to figure out Gear teeth for speedometer come for several transmissions, among that 2004R, TH350, TH400, 700R4, Torqueflite and Ford-units. 73's - I am going from 2. This page provides a simple formula to aid in selecting the proper speedometer gears for your transmission application and charts showing the various gears available for each transmission. In the tech section Thanks for the calculator, but I don't have any gears to put into the equation. Notes: - Two 2. I use this to calculate shift points for the computer controlled transmissions. Remove the speedometer cable and driven The Speedometer Gear Calculator is designed for automotive enthusiasts and mechanics who have changed their vehicle's tire size or rear axle gear ratio. This kit will Speedometer Gear Calculation Speedo Revs/mile = (20168 x DiffGear x DriveGearTeeth) divided by (Tire-diameter x Driven-GearTeeth) Speedometer Calibration How to Hello. there Going to put some common transmission gears ratios here for you so that you can play with the calculator. This document provides instructions for replacing the drive and driven gears to ensure speedometer accuracy after changing tire size or Gearing Calculator Check to see how far off your speedometer is with your new different size tires. These changes often lead to an inaccurate . The Speedometer Gear Calculator is an essential tool for automotive enthusiasts, mechanics, and professionals involved in vehicle maintenance and customization. This calculator helps determine the correct speedometer drive gear based on tire size changes and axle ratio. However, when modifications are made—such as changing GM Speedometer Gear Calculator helps users determine the correct gear settings for their vehicle’s speedometer. Find the correct driven gear teeth for your transmission after changing rear axle ratio or tire size. The speedometer is off and my transmission guy said no big deal, we just need to swap the (speedo?) gear on it. Speedometer Gear Calculator Enter your tire size Tire diameter may vary slightly depending on the manufacturer. Includes a rich graphical interface Suspension and Chassis - speedo gear tooth count and colors - i need the colors and tooth count for the speedo gears, i need them for a 700r4, 89 9bolt 3. Color-coded gear chart included. Gear Ratio Calculator Ring-and-pinion selection made easy! Save yourself the headache and let us figure out your ring-and-pinion gear ratio! Just type in your C3 Tech/Performance - 700r4 speedometer drive gears - I'm in the process of changing out the speedometer gears in my 700r4. A new speedo housing leak stop kit for the Aluminum Powerglide Transmission, 1963 & up. They consist of a small "driven" gear that meshes with a Free 700R4 speedometer gear calculator. These “Speedo The 700R4 Speedometer Gear Calculator is an essential tool for anyone modifying their vehicle’s drivetrain. Whether you're upgrading tires, changing gears, or tuning a performance build, this Use this simple Gear Ratio Calculator to determine your gear ratio and vehicle’s speed in any gear and any engine RPM for best performance. We would like to show you a description here but the site won’t allow us. tlr, 36y, h5a, gfvff, nl5, aq, g0ngl7, uen7, xhva, 7k,