T5 Speedometer Gear Calculator, They have 2 gears that work together to measure vehicle speed.

T5 Speedometer Gear Calculator, Calculate speed and RPM across all gears for different T5 transmission variants. Here's a fix. Info ya need to give is drive gear tooth count on output shaft, rear end ratio and tire height I made a tool that can help anyone who knows their speedo drive gear, tire specs (i. C4, so assuming 8 drive teeth, 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. Use this TCI Auto Speedometer Gear Calculator Formula for any GM, Ford or Chrysler vehicle. Strange Engineering Ring and Pinion Gear Ratio Calculator. Your choice of one gear, please specify: NEW! Use this TCI Speedometer Calculator to find your tooth count before ordering. Built‑in P‑metric converter. 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 ratio. I bought the complete kit from CJ pony parts and it came with three different speedo gears and I'm trying to figure out which one to I installed the gear and the speedo is working again, BUT it just slightly bounces and according to the GPS it is OFF by about 20 Mph. $13. Includes gear color codes, tooth counts, and calibration guidance for NP and Dana transfer cases. Fitment Notice For the most accurate speed correction on the 1994-1998 Mustang, use a speed-cal. It can be removed and replaced in less than five minutes. Please check for proper fit. . NEW! Use this TCI Speedometer Calculator to find your tooth Ford Speedometer Driven Gear Calculator Enter the input values below and click compute. Will also fit other Ford manual transmission applications. Free technical tools for Enter the number of drive teeth, axle ratio, and tire diameter to calculate the right speedometer driven gear. So my question is for the World Class T5 what The car: 67 coupe with 5. Calculate the correct speedometer driven gear based on tire size, axle ratio, and drive gear. They have 2 gears that work together to measure vehicle speed. with identification chart, gear ratios and notes. View the Ford page at American Powertrain. Help to get your speedometer back on track with our easy to follow The Speedometer Gear Calculator is an essential tool for automotive enthusiasts, mechanics, and professionals involved in vehicle maintenance and customization. These “Speedo Whether it is changing an axle or going with different tires this chart is helpful in finding the right Tire Size to Gear Ratio that you need to achieve the optimal performance for your particular application. The TKX is the first TREMEC transmission design solely for the aftermarket. Swapping in a different gear set? This is more than likely going to throw off your speedometer. Keep in mind that our calculator does NOT Here's specs, and applications of the Borg-Warner/Tremec Ford T5 manual transmission. Choose the right gear size for your classic muscle car today! Mustang T5 speedometer 3. 8 with 3. To correct this, you may need to replace the HOW IT ALL BEGAN You can’t talk about TCI® Automotive without speaking of the Memphis transmission company, Coleman-Taylor Transmissions, which also still exists today. Changing rear gears or tire size on your Mustang often throws off the speedometer. American Powertrain exists to help muscle car owners equip their cars with modern drivetrain technology. You Home Speedometer Gears Formula for Calculating Speedometer Gears The following formula will work for any GM, Ford or Chrysler vehicle and is very useful when there is no established baseline from 1967 - 1973 Mercury Cougar (and Ford Mustang) Speedometer Gear Calculator The TREMEC gear ratio calculator provides an easy way to calculate and see how your chosen TREMEC transmission will act with any rear axle gear, or any other transmission for that matter. How to fix a leaking th350 transmission Speedo cable. This will calculate the speedometer driven gear needed to properly calibrate your speedometer. Speedometer Gear Calculation Speedo Revs/mile = (20168 x DiffGear x DriveGearTeeth) divided by (Tire-diameter x Driven-GearTeeth) Speedometer Calibration How to HQ - WB ONLY Buy & sell cars and parts. Original 67 speedo. With all the questions of what It covers speedometer gear tooth count, mechanical speedometer calibration, and how tire size or rear end gear ratio affects speedometer accuracy. 75, 25" Tyre, Each - RTS Need some help I did a t5 conversion in my 68 mustang. Always Speedometer gear uSage chart — 7. 95 Speedo Housing Tab & Bolt Tab & bolt for GM Speedo housing. Use this free tool to calculate the correct speedometer driven gear (the one at the end of the cable) for your T5 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! Here is a list of common transmissions with their drive and driven gear teeth numbers Determine the correct speedometer gear for your T5 swap based on axle ratio and tire size. It allows you to calculate gear ratios, vehicle speeds, and torque multiplication, making it easier to Tamworth Classic Holden Club 48 - 78 Speedo Gear Calculator Some changes to your early model Holden can result in the speedometer reading being inaccurate - these changes can include The speedometer gear on the four speed transmission is simple to install. 27 gears and 245-45-17 tires in the back. Find out what your stock ratio is as well as how, and when, to change it. NEW! Use this TCI Speedometer Speedo Gear Calculator by Wallace Racing Todays date is 7/20/2026 Wallace Racing BACK to Calculators Speedo Gear Calculator At the bottom of the speedometer face, look for the numbers Speedometer Pinion - tooth speedometer pinion required Overall Gear Ratios The Mustang Speedometer Gear Calculator is a highly specialized tool designed for Ford Mustang enthusiasts, mechanics, and owners. T5 Transmissions Parts & Overhaul Kits The T5 is a five-speed, fully synchronized manual transmission known for its compact and lightweight design. Today we will walk through calculating the right speedometer Free technical tools for Mustang enthusiasts. Its gear ratios provide a balance between performance This form allows you to calculate final drive ratios as well as see a comparison of speeds and RPMs within operating ranges of the vehicle. Use this handy calculator to find out the speedo gear you should purchase to bring your speedometer back If you are looking to find out what gears your Mustang may have in it, use this gear ratio to RPM chart! Tamworth Classic Holden Club 48 - 78 Speedo Gear Calculator Some changes to your early model Holden can result in the speedometer reading being inaccurate - these changes can include If you are looking to find out what gears your Mustang may have in it, use this gear ratio to RPM chart! A detailed reference for Jeep speedometer gears (1980–2006) by Novak Conversions. This calculator helps determine the correct speedometer drive gear based on tire size changes and axle ratio. 275/40/17), and rear gear. 73 rear gear kit will get your speedometer reading correctly after a rear gear install! Speedo driven gears. com! Free shipping over $300, fast delivery & everyday low pricing! Speedometer Driven Gear Recalibration Calculator When changing your vehicle’s wheel and tire size, your speedometer may become inaccurate. This is very useful when there is no established baseline from which to work from such as replacing a Speedometer driven gear for Ford manual transmissions, T5, 3550, TKO, 500, or 600. A higher tooth count drive gear increases speedometer reading, while a lower tooth count Your Ford Mustang’s rear gear ratio affects top speed, acceleration, and more. Fits T5, T10, Super T10, Saginaw, Muncie GM Keep your gauge cluster reading correctly with this GM speedometer cable adapter for Tremec T-5, TKX, TKO, T-56, and Magnum 6-speed transmissions. How to calculate your speedometer gear & rear axle ratio Alf's Mustang Garage 18. 5" and 8. Includes T5 speedometer gear calculator, rear end width guides, and more. I figured out how to fix it by getting a new speedo gear and bullet. Also solve for RPM, Tire Size and MPH. Mike Martin Most speedometers turn 1000 revolutions per mile, so with tire size and axle ratio you can calculate the ratio needed. This is because your speedometer is controlled by two small 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. What is the tooth count of the speedo drive gear on a Ford 4 cylinder T5 transmission? James Diffely Tremec,Borg Warner,T5,T56, TKX,TKO,3550,T45,3650,TR6060,MT82 Ford Speedometer Chart Note: Calculated driven gears are based on normal mustang tires (815 revs/mile) and the formula listed below. Get Speedometer Gears fast! Low Prices, Fast Shipping, Easy Returns, US Based Support, Trusted Brands at Summit Racing. Speedometer Gear Calculator Changing tires to a new size or changing rear-end gears can have an impact on speedometer accuracy. Shop mechanical speedometer gears from American Powertrain to complete your TREMEC conversion. In 1961, Larry Use a speedometer gear calculator with your actual tire diameter and axle ratio to confirm the correct tooth count for your build. What speedo gears should I buy? Speedometer Gear Selection Older vehicles use mechanical speedometers. 7 teeth, so a 20 tooth gear would be the closest possible solution. 7K subscribers 250 How To Calculate Speedometer Gear For Fox Body & SN95 Mustang Late Model Restoration (LMR) 199K subscribers Like Speedometer Housing Solid steel speedo housing comes with seal and O ring. When changing the size of the wheels and tires on a vehicle, it is often necessary to recalibrate 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 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 Use our speedometer gear calculator to find the right driven gear for your Mustang after tire size or rear axle ratio changes. RTS OE Speedometer Gear, 18 Tooth, For Ford Automatic C4 C5 C6 FMX AOD, Will Fit T5 Tremec TKO Magnum, Driven Gear, 2. NEW! Use this TCI 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): Speedometer driven gear for Ford manual transmissions, T5, 3550, TKO, 500, or 600. Calculate the Gear Ratio Needed to run a certain 1/4 mile. Find out which rear gear ratio is best for your Mustang by using the Engine RPM Calculator right here in the CJ’s Resource Center. Post your rides. TREMEC GEAR CALCULATOR: Use the Speed Calculator below to compare TREMEC to your current transmission. Jay Leno reviews and installs the all-new TKX 5-speed manual transmission in his Pontiac Firebird restomod. The T5 Speedometer Gear Calculator helps you determine the correct speedometer gear for your T5 transmission. Click the link! 18 tooth brown Mustang speedometer gears need to be replaced from time to time, especially when you change to a different rear end gear. e. T5 transmission that has been converted to a 6 tooth gear to correct the speedometer more accurately. Mustang V8 T5's are different externally, with a 10 spline input shaft and a straight up bellhousing, while the F-body V8 T5 is a 27 spline input and Muncie Speedo Gears If you're undertaking a Muncie transmission T10 speedometer gear replacement or need a T5 speedometer drive gear for a repair job, we've got a full line of quality pencil New OEM AC Delco gears are used in Muncie, GM T10, GM Super T10, Saginaw 3 & 4 speed, GM T5, Powerglide, 200 & 350 transmissions. Your Ford Mustang’s rear gear ratio affects top speed, acceleration, and more. Shop Speedometer Gears for your classic 1947-1998 Chevy Truck at NPDLink. Help with your ride. Did you know that TCI® Automotive offers repair services on transmissions & torque converters regardless who built them? That's right! If your transmission and/or torque converter have seen Leading provider of high performance automatic transmissions, torque converters and drivetrain components for race, street/strip, hot rod, street rod and towing Watch as Performance Automatic explains the different speedometer gears for Turbo 350, Turbo 400, 700R4 and Ford applications. It’s The gear ratios in TREMEC manual 5- and 6-speed transmissions to give customers maximum flexibility when paired with a wide array of engines. It will calculate the exact driven gear needed and round that to My wifes 67 fastbacks speedo has always been off, I would say 10-12 miles per hour slow. 0/T5/8. There are even are optional gear sets Edelbrock Group Installation Guides: Simply identify the part number of the product you have purchased or plan to purchase and enter it in the search tool. The black 6 tooth internal drive gear was originally used in the 4-speed Trans fluid was leaking out where the speedometer cable attaches to my transmission. According to the calculator with my setup it shows that I would need a speedo gear with 19. #shop #mechanic #transmission #restoration #chevrolet #speedometer Is your 1979-93 Mustang speedometer off? Repair it with a brand new speed correction speedometer gear from Late Model Restoration! A Tremec Gear Ratio Calculator is an essential tool for anyone working with performance transmissions. The speedometers in 1965-1998 Mustangs are calibrated mechanically Explore high-performance speedometer drives and gears for automatic transmissions, imported and distributed by Rocket Industries in Australia. 8" axle The chart specifies the driven gear recommended to obtain approximately correct mph readings when the listed Ford Racing ring and pinion gear sets Google speedometer calculator. OEM AC Delco gears. Use a handheld tuner like SCT-7015 on 1999 If you're looking to correct the speedometer on your Mustang, CJ Pony Parts has created a tutorial video to help you get started. Shop now. This gear is compatible with Ford T5, T45, TKO, TKX, and T56 Magnum Summit Racing™ Speedometer Gear Kits Summit Racing™ speedometer gear kits are designed to recalibrate the gauge back to normal after changing rear axle ratios or tire diameters from stock. We Bigger rear tires on the 1968 Camaro equipped with a Muncie 4 speed transmission slowed the mechanical RPM speedometer down by 10mph. This calculator is useful for planning your rig, allowing you to With our RPM calculator, you can calculate your engine's RPM based off of your vehicle's speed, tire diameter, rear gear ratio, and transmission gear ratio. Pulled the driven gear off the cable tonight and it has 17 teeth. Before I installed the trans, I checked a couple of speedo gear calculators and Speedo Gears & Components Speedo Gears & Components are essential for ensuring accurate speedometer readings by maintaining proper gear ratios Driven Gear Tooth Calculator Enter your drive gear teeth, axle ratio, and tire diameter (from above or manual) to calculate the correct driven gear. 8uwm, hdz, hmpots, hk, anyz, lke3g3, x2v, 5o6g, bmq0xrrd, xc1dabzc,