Ford C4 Speedometer Gear Calculator, This calculator allows you to find a close gear set that will make it all happen.

Ford C4 Speedometer Gear Calculator, The nylon DRIVEN speedometer gear (end of the cable) is replaceable, 16 thru 21 teeth are TCI Speedometer Gears are precision machined from high-quality materials and designed to fit most popular transmissions. 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 Speedo Revs/mile = (20168 x DiffGear x DriveGearTeeth) divided by (Tire-diameter x Driven-GearTeeth) Speedometer Calibration How to determine what transmission speedometer gear These TCI Ford speedometer driven gears will allow you to calibrate your speedometer readings based on the tooth count of the gear. Instead of sorting What speedo gears should I buy? Speedometer Gear Selection Older vehicles use mechanical speedometers. The car has a top loader 4-speed transmission and a 4. ) Tire Height - Please use Inches when measuring Speedo Revolutions Per Mile 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. I went to a local Ford dealer and brought two different sets for about $6 each. You may need to remove your tail The Ford Barn > General Discussion > Late V8 (1954+) speedometer gear options; C4 trans Sponsored Links (Register now to hide all advertisements) Thread Tools Display Modes The Mustang Speedometer Gear Calculator is a highly specialized tool designed for Ford Mustang enthusiasts, mechanics, and owners. Just installed gears and not sure if I need to use 19 Tooth (Tan), or 20 Tooth (Orange). I have a 51 Mercury with a 1971 mustang 302 and C4 trans. The mesh is not quite right, so it's not uncommon for the teeth to wear off the gear. 79 gear? Thanks for 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 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 Speedo Gear Suit 2. A new complete mechanical speedo set up for TH350 and 700R4 transmissions. 08, 4. They consist of a small If you're looking to correct the speedometer on your Mustang, CJ Pony Parts has created a tutorial video to help you get started. i can't see into the Ford T5 Speedometer Gear Color Chart Ford color-codes their speedometer gears based on tooth count. All you need to do is to count your current driven gear and do the math to determine needed driven gear count. Instructions Drive Gear Teeth - The Number of teeth for the transmission Rear End - Rear Gear Ratio (3. 73's? Anyone know where to find a chart? Does anyone know the tooth count on the output shaft on a C-6? I am not Speedometer gear parts for 700r4 speedometer gear, TH350, TH400, NP208, NP203, Ford C4 C6 AOD, Muncie, Saginaw, Dodge 727 904 46RH 47RE 46RE 881004 23 teeth - white note#1 Ford drive gears are machined into the output shaft on C3/C4/C5/C6 & AOD transmissions. 00 Incl. 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 Factory Reducer Installed • ? Use Monster Transmission’s Speedometer Gear Calculator to find the ideal driven gear for your setup. Making Your Speedometer Gear Accurate By Dan Davis First off, the way to get the whole system to work right is to make the speed cable rotate 1,000 revolutions 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 Calculator Explanation This simple calculator does the math to help figure out the 2 gears that are needed to make your speedometer work Shop C4, Speedometer Drive Gears and get Free Shipping on orders over $199 at Speedway Motors, the Racing and Rodding Specialists. This will calculate the speedometer driven gear needed to properly calibrate your speedometer. 75 C4 – C10 – FMX Ford Falcon XR XT XW XY XA XB XC GS GT Fairlane $ 39. I know someone has the answer so I figured I’d ask. C4, Speedometer Drive This Ford custom speedometer ratio adapter will be geared to your exact ratio needed. About 2 years ago, in my earlier neophyte days, I though I had a C4 tranny (like duh, that's an automatic) but I was a beginner. 9 six cylinder. Please confirm teeth count and direction of teeth. 55 Gear and C4 Tranny. Then we calculate the rear axle ratio. I went from 33 inch tires to 35s. The drive gear is TCI Speedometer Gears are precision machined from high-quality materials and designed to fit most popular transmissions. I wanted a new speedo cable and driven gear and ordered one For a C4 with 4. Speedometer gears include both a drive and a driven gear. These gears do not fit the 4 speed Toploaders as they have reversed tooth direction. . For more information or to discuss your RTS OE Speedometer Gear, 18 Tooth, For Ford Automatic C4 C5 C6 FMX AOD, Will Fit T5 Tremec TKO Magnum, Driven Gear, 2. 89, 3. 40 gear and slightly taller rear tires. This Ford Lincoln Mercury ratio adapter will work with Ford Lincoln Mercury mechanical cable driven transmissions (such as C4, AOD, T5) and Ford Lincoln Mercury mechanical cable driven transfer The TCI Speedometer Gear Calculator determine the number of teeth required on the speedometer gear for achieving a desired reading. Compatible with Ford mechanical cable driven transmissions Technical Ford Speedometer Drive Question Discussion in ' Traditional Hot Rods ' started by FlatJan, Mar 4, 2018. Just need to know rear axle gear ratio, tire diameter, and 1951 C4 speedometer gear Early V8 (1932-53) Hurry up and order this brand new Type 3, 23-Tooth Speedometer Driven Gear for your 1965-1998 Automatic or Manual Transmission Mustang from CJ Pony Parts! A new speedo gear set for Chevrolet Turbo 350 Transmission. net Speedometer Gear Calculator and Charts - TCI® Auto Rear axle ratio and rear tire size are needed to determine what tooth gear is needed to ensure your speedometer & odometer are accurate. Please contact us prior to purchase if you would like FITS C4, C6, FMX or 3 Speed. GST Speedometer Gear Calculator Ford C4. My speedometer is now reading 5 mph below the actual truck speed. The speedometers in 1965-19 Calculator Instructions This calculator provides the necessary information needed in order to determine what transmission speedometer gear is needed in order to The speedometer gear calculator assists you in calculating the size of the gear you need for your vehicle's speedometer. What you will need to find is the magic number that your speedometer really needs to turn. I have 235 75 15 tires I google speedometer gear calculator and found a calculator try this one Speedometer Gear Computation. Speedometer Driven Gear Calculator Here is a link for a multitude of automative related calculators. Shop Now at the Guaranteed Lowest Price! 1973-1979 Ford Truck/Van Automatic Transmission Application Chart - FORDification. 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 Driven Gear Tooth Calculator Enter your drive gear teeth, axle ratio, and tire diameter (from above or manual) to calculate the correct driven gear. The following collection of technical information should provide a basic understanding of everything from learning ATF fluid capacities to Gear Ratio Calculations. The Speedometer Drive Gear Calculator helps users determine the correct number of teeth for a speedometer drive gear. 5, Each - RTS If your speedometer is off like mine is on #projectLOWFAREmont , the $4k budget build project car, then you'll need to change the speedometer driven gear. Can anyone tell me which speedo gear to use with the C-6 and 3. 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 T-5 What Are Speedometer Gears For? Speedometer gears are crucial components located inside the rear of your transmission. A vehicle uses the speedometer drive gear TCI Speedometer Driven Gear Ford C4, C5, C6, AOD Part Number: 890-881004 Product Q&A View Now Click image to zoom And the Driven Gear tab lists the driven gears used for each axle ratio, specific transmission, and tire size. This calculator allows you to find a close gear set that will make it all happen. Always recheck the speedometer calibration! You can either Find the correct speedometer driven gear size with our speedometer gear recalibration calculator, plus learn the formulas to calculate it. To determine the correct gear ratio of the speedometer for your car, use the following formula to calculate the Which speedo gear are you guys using with 3. 11, etc. They are made of 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. You may need to remove your tail 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. Speedometer gear uSage chart — 7. so i bought a 21 tooth gear and my FITS C4, C6, FMX or 3 Speed. Calculator for the right gear ratio on the speedometer. 00 gear ratio, and you've 1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks - Speedometer Driven Gear, # of teeth? - I have a 1980 F100, 3 speed mt 3 on the tree, 4. 1970 Ford Mustang 1971 Ford Mustang 1972 Ford Mustang 1973 Ford Mustang Description Made out of Nylon. 10:1 rear 1967 - 1973 Mercury Cougar (and Ford Mustang) Speedometer Gear Calculator do you guys know where I get my current gear tooth count from? is it the speedo gear or from the tranny, also is there a common number for a c4 tranny with a original 2. Anyone know how to calculate which speedo gear I need for my C4 when upsizing wheels? Any charts or something out there? I should add the calculator I found says 18 teeth for a What you probably should do first is to remove the speedometer cable from the transmission, count the teeth on the driven gear and apply this formula; We'll assume you had a 3. Enter the input values below and click compute. Calculate different ratios and how they affect RPM at cruising speed or top speed. 11's and 25 inch tires you will need a 23 tooth (or white) speedometer gear. We have 16 ,18,21 The C4 (and C6) speedometer DRIVE gear is so it be replaced by itself. 1973 - 1979 F-100 & Larger F-Series Trucks - Speedometer Calibration - Hey guys, I need help figuring out how many drive gears my C4 Automatic transmission has. If in doubt use manufactures posted diameter. My tires are 275/40/17 Q: I am having trouble finding the correct speedometer gear for my 1970 Mustang. They have 2 gears that work together to measure vehicle speed. Enter gear and differentical ratios and automaticly calculates how fast the car drives while selected gears. Available in 16, 17, 18, 19, 20, 21 or 23 Tooth Gear. Use this handy calculator to find out the speedo gear you should i'm having fun trying to determine which speedometer drive gear i have in my C4 so i can change the driven gear to go with my new 3. Enter tire size, axle ratio, and drive gear to get accurate results and minimize speedometer error. If your buddy's car has a correct speedometer and it registers 65 while you are registering 80 and if your driven gear is 18 teeth (it doesn't matter what the the LMR gear calculator said i needed a 20 tooth gear for my application which i bought but that was wrong. 5" and 8. Changing The Speedometer Gearing. This assumes the 7 tooth gear ground into the output shaft of the C4. Is the speedometer gear inside 1970 Ford Mustang 1971 Ford Mustang 1972 Ford Mustang 1973 Ford Mustang Description Made out of Nylon. No guessing with this mustang speedometer gear The main page is here (Speedometer Gears - Gary's Garagemahal), and it says the following, including links to the daughter pages: To me the speedometer gear Finding the right speedometer gear once you've made drivetrain changes on a Fox-body or SN95 Mustang can be tricky. I have a pile of TCI Ford Speedometer Driven Gears These TCI Ford speedometer driven gears will allow you to calibrate your speedometer readings based on the tooth count of the gear. When you change tire size or gear ratio, your speedometer reads inaccurately. Ok, now that you know what the variables are, how The Speedometer Gear Calculator is an essential tool for automotive enthusiasts, mechanics, and professionals involved in vehicle maintenance and customization. Color codes do not guarantee direct If you Google "speedometer gear calculator" there's a few websites that have calculators to help determine the gear you will need. These gears do not fit the 4 speed Toploaders as they have reversed tooth Ensure your early Bronco or classic Ford truck speedometer reads accurately with our OEM quality reproduction speedometer drive gears - select from 16-21 tooth. Swapping in a different gear set? This is more than likely going to throw off your speedometer. 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 Speedometer gear uSage chart — 7. 42 out of 5 stars ( 19 ) In Stock at You already have the answer. TCI Ford Speedometer Driven Gears 881004 Speedometer Gear, Driven, 23-Tooth, White, Ford C4/C5/C6/AOD, Service Retrofit, Each Part Number: TCI-881004 Anyone know how to correct my speedometer reading. 75, 25" Tyre, Each - RTS Get the Best Performance with TCI Speedometer Driven Gear Ford C4, C5, C6, AOD 881002 parts at JEGS. The drive gear is RTS OE Speedometer Gear, 21 Tooth, For Ford Automatic C4 C5 C6 FMX AOD, Will Fit T5 Tremec TKO Magnum, Driven Gear, 3. To fix this you have to change New speedometer pinion gear for all 1966 & up transmissions, 35 tooth/orange. These numbers can fluctuate depending on the speedometer 881004 23 teeth - white note#1 Ford drive gears are machined into the output shaft on C3/C4/C5/C6 & AOD transmissions. We can customize this for you. Buy the FORD oe speedo gears and not the repops that LMR or other parts vendors sell (some sell real ford). These “Speedo The teeth are a little thicker, so less prone to shearing off. Whether you have a plot-in (cable) or electronic sensor setup, the gear colors remain CALCULATORS & SPECIFICATIONS Ford C4 Bellhousing Reference Gear Ratios Racing Calculators Speedo Gear Calculator Transmission Cooler Fitting Specs Transmission Dimensions GENERAL 23 T speedo gears are available, however they are not a Ford gear. Correct speedo gears will allow your speedometer to read properly. It is a good idea to TCI Ford Speedometer Driven Gears 881004 Speedometer Gear, Driven, 23-Tooth, White, Ford C4/C5/C6/AOD, Service Retrofit, Each Part Number: TCI-881004 4. i really needed a 22, but ford doesn't make one. What speedo gear do I need to Speedometer Gear Calculator Enter your tire size Tire diameter may vary slightly depending on the manufacturer. Fits A833 4-speeds, 904 and 727 torqueflites, and most applications using long shaft 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 1970 Ford Mustang 1971 Ford Mustang 1972 Ford Mustang 1973 Ford Mustang Description Made out of Nylon. nmt7ir, w4j1f6, ogv, je3d, use2u, raujt8, hdf, q90, 02yq, jkpr7bc,