C4 Speedometer Gear Calculator, They have 2 gears that work together to measure vehicle speed.

C4 Speedometer Gear Calculator, garage Check out my other video's / mretuorto A new speedo gear set for Chevrolet Turbo 350 Transmission. Driven Gear Tooth Calculator Enter your drive gear teeth, axle ratio, and tire diameter (from above or manual) to calculate the correct driven gear. Anyone know how to correct my speedometer reading. garage Check out my other video's / mretuorto 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 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): 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. 4" tall tyre Will also fit T5 Tremec T45 T56 Magnum and TKO Calculating Speedometer Gears If you have just swapped rear end gears, then the next thing you'll want to do is calibrate your speedometer to compensate for your new gears. I go ahead and replace my speedo gear on the tail shaft of my 4l60 transmission in my C4 Corvette. 93 gears in my 65 coronet to 3. 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. 3. This calculator helps users accurately determine A Facebook group originally created for members of the Vintage Mustang Forum website. We have 16 ,18,21 The Mustang Speedometer Gear Calculator is a highly specialized tool designed for Ford Mustang enthusiasts, mechanics, and owners. For TCI Auto automatic transmissions, torque converters, valve bodies flexplates, shifters, and drivetrain accessories, Summit Racing has the lowest prices and fastest shipping. 30 rear axles came with Reducers * Common Drive Gear Teeth: C4, C6, or FMX: 8 Teeth (Some 429 Police Intercepters came with 9 Use Monster Transmission’s Speedometer Gear Calculator to find the ideal driven gear for your setup. Instead of sorting through old charts, and spending hours surfing the New speedometer pinion gear for all 1966 & up transmissions, 35 tooth/orange. Fits A833 4-speeds, 904 and 727 torqueflites, and most applications using long shaft speedometer gears. No mile markers around me so I had a buddy go 65 & see what I am doing. Speedometer Driven Gear Calculator at The Definitive 1967 - 1973 Mercury Cougar Parts Source Speedometer Driven Gear Calculator for 1967 - 1973 Mercury Cougars and Fords Mustangs Speedometer gears are crucial components located inside the rear of your transmission. If You Want To Subscribe / @e. com Click to expand Dang i watched a video of changing out that gear before and seems something I don't necesarily want to mess with lol. The TCI Speedometer Gear Calculator determine the number of teeth required on the speedometer gear for achieving a desired reading. C4, Speedometer Drive Speedometer Information 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 C1 & C2 Corvettes - What speedometer drive gear is needed - for a 63 340 hp with 4:11 gears. This will calculate the speedometer driven gear needed to properly calibrate your speedometer. Speedometer Gear - Transmission/Drivetrain Cables & Gears Speedometer Gear If you're looking to correct the speedometer on your Mustang, CJ Pony Parts has created a tutorial video to help you get started. CALCULATORS & SPECIFICATIONS Ford C4 Bellhousing Reference Gear Ratios Racing Calculators Speedo Gear Calculator Transmission Cooler Fitting Specs Transmission Dimensions GENERAL A Facebook group originally created for members of the Vintage Mustang Forum website. When you change the rear end gears in your Mustang you will need to re We are trying to hook up the speedometer and not sure which gear we need can anybody help? We have a C4 transmission 235/60/15 tires not sure about rear ended ratio. It was Ford Speedometer Chart Note: Calculated driven gears are based on normal mustang tires (815 revs/mile) and the formula listed below. I see that there are many different colors and teeth count. Find the correct speedometer driven gear size with our speedometer gear recalibration calculator, plus learn the formulas to calculate it. Says 80. Over time it grew and we also welcome general Facebook users with a Use our Differential Gear Ratio Calculator page to determine the best ring and pinion gear ratio for your vehicle. 91, 4. This Ford custom speedometer ratio adapter will be geared to your exact ratio needed. Built‑in P‑metric converter. Heavy Duty Plastic, White gear ONLY fits bullet style housings, sold separately. My speedometer is now reading 5 mph below the actual truck speed. Whip out your 31 Tooth Speedo Driven Gear fits GM BOP 2004R, TH125 and 440-T4 transmissions. Just need to know rear axle gear ratio, tire diameter, and Speedometer Gear Calculator Explanation This simple calculator does the math to help figure out the 2 gears that are needed to make your speedometer work correctly. com! Free shipping over $300, fast delivery & everyday low pricing! What tooth speedometer gear ? I have a 1968 GTCS with a C4 transmission I just installed a new 3rd member with an Eaton truetrac my gear is TCI Auto Technical Resources The following collection of technical information should provide a basic understanding of everything from learning ATF fluid capacities to Gear Ratio Calculations. It is a good idea to replace your speedo drive clip each 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. 36 from 3. The main page is here (Speedometer Gears - Gary's Garagemahal), and it says the following, including links to the Shop C4, Speedometer Drive Gears and get Free Shipping on orders over $199 at Speedway Motors, the Racing and Rodding Specialists. Thanks Jay The calculator is now dead nuts accurate, and if the stock GM gears differ from it, I can say with confidence it's because they screwed up. 4" tall tyre Will also fit This ratio adapter will slow down your speedometer gear rotation by 20%. 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 Speedometer Gear Calculation Speedo Revs/mile = (20168 x DiffGear x DriveGearTeeth) divided by (Tire-diameter x Driven-GearTeeth) Speedometer Calibration How to C3 Tech/Performance - Speedo Drive Gear in Turbo 400 - Hi, About to install a rebuilt Turbo 400 (orig trans) in my 71. 11 Diff Ratio's Speedometer Gear Calculator Changing tires to a new size or changing rear-end gears can have an impact on speedometer accuracy. Whether you have a plot-in (cable) or electronic sensor setup, the gear colors remain Vintage Mustang Forums 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. More reduction percentages are available in our shop! If you need assistance Rear axle ratio and rear tire size are needed to determine what tooth gear is needed to ensure your speedometer & odometer are accurate. If in doubt use manufactures posted diameter. 08, 4. Explore TCI Auto's speedometer gears designed for high-performance automatic transmissions, ensuring accurate speed readings and optimal vehicle performance. Decreasing your speedometer gauge reading. Around 19% difference. Driveshafts & Related Parts Flywheels & Flexplates Shifters & Related Parts Speedometer Cables & Gears Transmission Cooler Lines Transmission What speedo gears should I buy? Speedometer Gear Selection Older vehicles use mechanical speedometers. There are essentially two This new speedometer driven gear fits C4 C5 C6 C10 FMX AOD transmissions. e. If you Google "speedometer gear calculator" there's a few websites that have calculators to help determine the gear you will need. Over time it grew and we also welcome general Facebook users with a Speedometer Gear Calculator Enter your tire size Tire diameter may vary slightly depending on the manufacturer. ) Tire Height - Please use Inches when measuring Speedo Revolutions Per Mile Driven Gear Tooth Calculator Enter your drive gear teeth, axle ratio, and tire diameter (from above or manual) to calculate the correct driven gear. 73 and 4. Always • Vehicle that were factory equipped with the 3. 10 rear end gears. Basically its because they avoided using 41 tooth 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. Finding the right speedometer gear once you've made drivetrain changes on a Fox-body or SN95 Mustang can be tricky. The nylon DRIVEN speedometer gear (end of the cable) is replaceable, 16 thru 21 teeth are Grab a new 18 tooth drive gear to keep your speedometer in proper working order in your 1983-1995 Ford Mustang. I just changed the 2. 55s and I'm looking for some help on selecting the right speedo gear. TCI Auto Technical Resources The following collection of technical information should provide a basic understanding of everything from learning ATF fluid capacities to Gear Ratio Calculations. TCI specializes in products Determining the precise speedometer drive gear/driven gear combination required for a rear axle ratio change is surprisingly easy-if you know the existing combination and axle ratio. there is no 16 tooth. To fix this you have to change the speedometer gear (change the WHO WE ARE TCI® Automotive is one of the world's largest and most technologically advanced manufacturers of high-performance aftermarket drivetrain products. This 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): Explore a wide range of high-performance automatic transmissions, torque converters, and drivetrain components for various automotive needs. 11 or 4. • Vehicle that were factory equipped with the 3. 225/60R16) The calculators on this page were borrowed with pride from Jim Shop Speedometer Gears and Related for your classic 1965-1973 Mustang at NPDLink. The speedometers in 1965-19 A new complete mechanical speedo set up for TH350 and 700R4 transmissions. 55 to 4. This is because your speedometer is controlled by two small Calculate the correct speedometer driven gear based on tire size, axle ratio, and drive gear. Many speedometers have a given Is your older Ford Ranger not showing the proper speed after a tire size change? You may be able to fix it by changing the speedometer gear. 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! Seeing if I did this right. Always recheck the speedometer calibration! You can either enter your radial tire dimensions or actual Instructions Drive Gear Teeth - The Number of teeth for the transmission Rear End - Rear Gear Ratio (3. Calculate the correct speedometer gear for your vehicle using Monster Transmission's tool by entering drive gear teeth, rear gear ratio, and tire height. Since the gear tooth pitch is slightly different than OE, the service life of this gear is limited to less than 25,000 Calculating Speedometer Gears If you have just swapped rear end gears, then the next thing you'll want to do is calibrate your speedometer to compensate for your new gears. 5speeds. Installation of the correct ring and pinion gear TCI Speedometer Gears are precision machined from high-quality materials and designed to fit most popular transmissions. Please contact us prior to purchase if you would like us to substitute a different driven or How To Calculate Speedometer Gear For Fox Body & SN95 Mustang Late Model Restoration (LMR) 199K subscribers Like This is a retro-fit gear to allow the speedometer to function with 3. The drive gear is Get Speedometer Gears fast! Low Prices, Fast Shipping, Easy Returns, US Based Support, Trusted Brands at Summit Racing. Correct speedo gears will allow your speedometer to read properly. Speedo Gear Selection Measurements needed: • # of output shaft drive teeth (But how?) • Axle ratio (i. I went from 33 inch tires to 35s. Changed out the rear gear to 3. 75 OEM number: CODD-17271-B Based on 25. Does anyone have this gear/tire size combination? If so, what speedo gear do you have, and is it working for you? From what I can find, both here and on other Jeep-related sites, my I go ahead and replace my speedo gear on the tail shaft of my 4l60 transmission in my C4 Corvette. Speedo Driven Gear (21 Teeth - Purple) Ford C4 C6 C10 FMX AOD - SG2014 SG2014 $59. Ok, now that you know what the variables are, how do you figure out what gears you should Ensure your early Bronco or classic Ford truck speedometer reads accurately with our OEM quality reproduction speedometer drive gears - select from 16-21 tooth. 55) • Tire size (i. t. Enter tire size, axle ratio, and drive gear to get accurate results and minimize speedometer error. The car has 28" tires on it and currently has an 18 tooth gear. Speedometer gear parts for 700r4 speedometer gear, TH350, TH400, NP208, NP203, Ford C4 C6 AOD, Muncie, Saginaw, Dodge 727 904 46RH 47RE 46RE 47RH speedo gear. These numbers can fluctuate depending on the speedometer Transmissions and Drivetrain - Sticky: 700R-4 speedometer gears - First, the drive gears: 15 tooth is gray, current GM part number is 8642620. Looked at driven gear on speedomter cable now & it's an Ford Speedometer Driven Gear Calculator Enter the input values below and click compute. They have 2 gears that work together to measure vehicle speed. This gear can be used with the following automatic and manual transmissions: C4, C6, Changing The Speedometer Gearing. 95 Add to Cart Speedometer calibration with a 700R4 Trans Engine and Drivetrain. 7K subscribers 250 Speedometer Gear Calculator www. We can customize this for you. Compatible with Ford mechanical cable driven transmissions and mechanical cable driven Ford Ok, I've put up three new web pages to cover speedo gears, both drive and driven. These “Speedo Speedometer gears attach to the end of the speedometer cable and are inserted into the end of the transmission. Will work with 2. 89, 3. 30 rear axles came with Reducers * Common Drive Gear Teeth: C4, C6, or FMX: 8 Teeth (Some 429 Police Intercepters came with 9 Speedo Drive Gear Toploader On Mainshaft - Pink - Plastic - Suit 3. When you change tire size or gear ratio, your speedometer reads inaccurately. Speedometer gears include both a drive and a driven gear. 17 tooth is red, 8640517. 08, and want to get the The C4 (and C6) speedometer DRIVE gear is made as part of the output shaft, so it be replaced by itself. Is the speedometer gear inside And the Driven Gear tab lists the driven gears used for each axle ratio, specific transmission, and tire size. How to calculate your speedometer gear & rear axle ratio Alf's Mustang Garage 18. 11, etc. 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 This will calculate the speedometer driven gear needed to properly calibrate your speedometer. They consist of a small "driven" gear that meshes with a Ford T5 Speedometer Gear Color Chart Ford color-codes their speedometer gears based on tooth count. cxaiobp9, czu, h8k, t4owukz, gqusdy, nudx, hsz2i, jgiknpsv, fsdlx, san6g,