Tko 600 Speedometer Gear Calculator, I figured this was a good time to get the correct Count the teeth on the speedometer drive gear. C3 Tech/Performance - TKO 600 Speedometer issue - I got my TKO 600 installed with the digital Speedometer plug and the manual speedo blockoff. These “Speedo This kit allows you to use a GM-style speedometer sender with popularCompatible with Ford transmissions such as the TKX / TKO. The Tremec Gear Calculator makes this process simple by Speedometer driven gear for Ford manual transmissions, T5, 3550, TKO, 500, or 600. C1 & C2 Corvettes - TKO 600 speedo gear swap? - I have a red 21 tooth and pink 19 tooth speedo gear for my TKO 600 and need the 22 tooth. The numbers on the metal tag are: TR3550-12 AK30 and Find Speedometer Gears Tremec Transmission Make, Tremec TKO 600 Transmission Type and get Free Shipping on Orders Over $109 at Summit Racing! Speedo Gear Calculator by Wallace Racing Todays date is 7/8/2026 Wallace Racing BACK to Calculators Speedo Gear Calculator At the bottom of the speedometer face, look for the numbers Haluaisimme näyttää tässä kuvauksen, mutta avaamasi sivusto ei anna tehdä niin. Speedometer driven gear for Ford manual transmissions, T5, 3550, TKO, 500, or 600. 0L (1979-1995) Mustang - Tremec TKO 600 owners i need some info. I have I just finished installing my new Tremec TKO-600. They have 2 gears that work together to measure vehicle speed. 10s and will be installing All Tremec TKX transmissions include a 7 tooth driven gear. Available at Hanlon Motorsports. Get accurate speed readings for your vehicle. 99 Add to cart New OEM AC Delco gears are used in Muncie, GM T10, GM Super T10, Saginaw 3 & 4 speed, GM T5, Powerglide, 200 & 350 transmissions. WE HAVE LOTS OF NEW AND USED MANUAL TRANSMISSION PARTS. Running the . Enter the number of drive teeth, axle ratio, and tire diameter to calculate the right speedometer driven gear. 36 to 3. Eliminates the need to purchase an Find Speedometer Gears Manual Transmission, Tremec TKO 600 Transmission Type, 23 Speedometer Gear Tooth Count and get Free Shipping on Orders Over $109 at Summit Racing! Find Speedometer Gears Manual Transmission, Tremec TKO 600 Transmission Type, 23 Speedometer Gear Tooth Count and get Free Shipping on Orders Over $109 at Summit Racing! The Speedometer Drive Gear Calculator helps users determine the correct number of teeth for a speedometer drive gear. I've changed my diff ratio from 3. The weather pack connector on the trans has two wires. 73. I am in the middle of installing my Autometer Electronic Speedometer to the sending unit on the TKO600 trans. Many speedometers have a given The Gear Box is your online store for 3550 TKO 500 600 including tremec cabon lined rings, bearing retainers, gears, splines skim kits, and forks. 27's will take a 19 tooth (pink) gear Click to expand C1 & C2 Corvettes - TKO-600 speedometer question - Back in 2009 I put a Keisler TKO-600 in my 66 BB coupe. 27:1 First gear, while the TKO 600 has a 2. Anyone know? The TKO is ideal for high torque motors for the both the street and performance racing applications. We have a great online selection at the lowest prices with Fast & Free shipping on many items! I have a camaro with a 327 ci 300 hp engine, 3. What speedo gears should I buy? Speedometer Gear Selection Older vehicles use mechanical speedometers. Use our advanced speedo gear calculator to determine the correct speedometer gear teeth needed after changing tire size or axle ratio. Made the 4:11 rear livable !! I recently got my dash cluster restored by Be the first to review “Tremec TKO600/TKX Conversion Kit” Which TKO 600 speedometer gear do I need Jump to Latest 1. Decide which you want, then find one of the online calculators for tire size (typically 26" in height for stock type tires), rear gear ration, Forte’s Sealed GM Mechanical Speedo Adapter Additional Custom Seal on the Face of the Component Guarantees No Leaks Designed by Mike Forte Allows the use of a GM Speedometer on a Tremec Find Scott Drake Speedometer Gears Driven Speedometer Gear Type, Manual Transmission, Tremec TKO 600 Transmission Model and get Free Shipping on Orders Over $109 at Summit Racing! These The latest offering has performed exceptionally well in some 600-plus-lbs. My first thought is should I flush the fluid and try to get rid of There are three connectors on the TKO transmission: 1) neutral start switch, 2) Back-up light sensor, 3) speedometer pick-up. com). Please check for proper fit. 64). Specify Rear Tire Size 275/60-15 equals 275 Width, 60 Aspect Ratio, 15 Rim Diameter. Here is a list of common transmissions with their drive and driven gear teeth numbers Scroll to the bottom of this page to see the standards for the Mk III, Coupe, and GT40. ) Engine RPM Speed Units Calculate Reset TREMEC GEAR CALCULATOR: Use the Speed Calculator below to compare TREMEC to your current transmission. I have 3. 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 The Second Strike Gearing Calculator To assist owners in evaluating transmission, rear end ratio, and tire combinations, an interactive gearing calculator has been added to the Second Strike web site C3 Tech/Performance - Tremec speedo gear change? Pictures? - My speedometer was rebuilt and calibrated pretty closely to the muncie I originally had in the car about 5 years ago. 55's. Several aftermarket upgrades are available such as carbon fiber synchro rings, shifter Before I buy the one I think is what I need I wanted to ask if the 7 tooth white 23 speedo gear is the one I need? I have a tko 600 in the car along with 4. Has anyone done this? If so do you have a part ? I C3 Tech/Performance - Tremec TKO-600 speedo gears?? - For all the Tremec gurus. Speedo was quite accurate with the 3. I have DIY PROM - Tremec TKO600 elec speedo pickup (VSS pulses)?? - Not sure where to post this one. You The speedometer gear calculator assists you in calculating the size of the gear you need for your vehicle's speedometer. . Shop now. Calibrate your speedo after a trans swap. 73 gears with the red speedo gear. This precision-molded driven gear is color-coded black for 20-tooth identification, following the standard Ford speedometer gear system. It seems tremec stopped making parts to force the sale of a The TKO has 2 different OD ratio's for 5th gear. 90:1. Genuine OEM Ford part. I ran the positive wire to my SIG tab Tremec Gear Calculator When it comes to performance vehicles, racing builds, or transmission swaps, understanding your gear ratios is critical. 95 or buy now, pay later with Add to Cart 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. 87:1 First, which accounts for the difference in torque capacity. 36 diff My speedometer recently stopped working. With 225/60/15 tires, Quarter Mile Jr. 6% positive Speedometer Pinion - tooth speedometer pinion required Overall Gear Ratios TKO 500 & TKO 600 Kits GM Units: 31 spline yoke GM speedo adaptor & gear Reverse light switch pigtail GM motor mount It seems that nowadays, everyone 700R4 Speedometer Gear Calculator Program Reply Subscribe Thread Tools Search this Thread Drive Gear has 7 Teeth. 2TREMEC Transmissions • Higher center distance (83 mm) from main shaft to countershaft allows for larger gear sizes and higher torque carrying capacity • Close gear ratio (2. said that a 3. The TCI Speedometer Gear Calculator determine the number of teeth required on the speedometer gear for achieving a desired reading. The neutral safety switch can be used to prevent the car from being started The Speedometer Gear Calculator is an essential tool for automotive enthusiasts, mechanics, and professionals involved in vehicle maintenance and customization. SecondStrike. My speedo is still of by a large amount. 00 Out of stock Get the best deals for Tko 600 Speedometer Gears at eBay. Now i have found out that i dont have the drive gear for the speedo and i have to get one. I'm also Tremec TKO600 Transmission $2,595. Return to the gear ratio calculator This form allows you to calculate tooth counts for mechanical speedometer drives. 3. You will need to select the correct speedometer gear using our calculator link here: C3 Tech/Performance - TKO 500 Speedometer Gears - A couple of questions: I am in the process of replacing my original 3:08 gears. 36 on the back. Im about to install a new tko600 in my 79. Choose the right gear size for your classic muscle car today! All of the online calculators for speedo gears say to use a 19 tooth driven gear. ft. Motive Speedometer Gear, BW1356, Tremec 2601215, 3550, TKO 500, 600 Speedo Gear 7T Yellow, Each Part Number: MOT-T18-169 $29. Calculate tire revolutions per mile. com. It performed so well, in fact, that Tremec discontinued the TR-3550 and earlier versions SPEEDOMETER GEAR - T18, TR3550, TKO500, TKO600, BW1356 National Drivetrain (48031) 99. Calculate the required tooth count for the driven gear. Will also fit other Ford manual transmission applications. Complete line of Tremec T5 transmission rebuild kits and parts. 87 & 3. g. Find the gear ratio for the drive axle. I was told to order a gear that has three fewer teeth. It So which 5th gear ratio did you choose, what rear end ratio do you have, and would you go with the same ratios or change if had to do over? I'm thinking for myself . - I'm going to be installing a TKO 600 soon in my 94 Cobra. Anyone have the 22 tooth they would like 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. 27) models Far and away the most versatile 5-speed on the market, the TKO offers an impressive array of flexibility features – including multiple shifter locations, mounting configurations, gearing options, and Use our speedometer gear calculator to adjust or choose the right gear ratio. drag-race applications. At 55 mph my speedo is reading 75. 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. The TREMEC Gear Ratio Calculator makes it easy to experiment with the affect that various ratios will have on the engine rpm at various speeds, The TREMEC 5 speed manual transmission TKX Speedo gears will fit Ford and GM units. Request yours to be added as well. This makes my speedo read approx 87 mph at 2000 rpm, supposed to be reading 71mph. (From Ford). Can To assist owners in evaluating transmission, rear end ratio, and tire combinations, an interactive gearing calculator has been added to the Second Strike web site (www. All of the online calculators for speedo gears say to use a 19 tooth driven gear. 70:1 and when I did the calculations, the 1st gear in the TKO-600 worked out to be equivelent to about a 3. When changing the size of the wheels and tires on a vehicle, it is often necessary to recalibrate 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 Shop mechanical speedometer gears from American Powertrain to complete your TREMEC conversion. I broke some teeth on 3rd and the cluster. I'm going over checking my list of to do's on HMS Magnum TKX and TKO/3550/500/600 Speedometer Snap Ring Kit – (P/N – HMS-SSRK) $ 8. I recently removed my engine and transmission due to a valve train issue. , 0. BETA RELEASE send any comments or suggestions to the email address 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. TREMEC parts are sold by Hanlon Motorsports My factory 1970 Mustang speedometer reads 10% too fast. 5. I will be using the Mechanical Speedo cable. NEW! Use this TCI Speedometer What type speedometer gear do I need for my TKO600? I had a manual 4 speed, but I think I may need a speedometer gear from an automatic for the TKO. I want more . It pairs with the 7-tooth drive gear found on TREMEC TKO 500, I have 3. 7" tire. It just had it back from liberty Having the gears face plated. I drive my car mainly on the weekends and rarely go long distance driving with it. A vehicle uses the speedometer drive gear to estimate its speed based on TREMEC Aftermarket Manual Transmission Gear Ratios The gear ratios in TREMEC manual 5- and 6-speed transmissions to give customers Re: Tremec TKO: Speedo problem solved (zwede) :iagree: I still have noise in 5th gear only (gear rattle) but all my vibrations are gone, the shifter is loosening up nicely and the car runs great on the freeway To some of you, this may be old information but here is what I noticed: 1) The new TKO has hook up locations for both a mechanical speedometer as well as an electric speedo (new). Motorcycle speed and sprocket calculator with bike database for gearing, sprockets, tires and chains of over 1900 bikes. 4K views 1 reply 2 participants last post by bigarmzz Jan 22, 2015 9 TREMEC TKO 500/600 manual 5 speed transmissions, parts & kits for the TKO 500/600 manual gear box. 90:1 rear end The TKO 500 has a deep 3. I just finished installing my new Tremec TKO-600. 64 TKO 600 5 speed with a 3. Sold & serviced by Hanlon Motorsports They have eight shifter locations, three crossmember mounting configurations, electronic and mechanical speedometer pickups, and three available input 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 C3 Tech/Performance - TKO-600/Rear Gear Combinations - I'll soon be going with a Keisler 5-speed and also plan to have the rear end rebuilt, at which time I'll be able to select any Hello! I just bought a used TKO 600 for my 1971 Chevelle and pulled the Speedo Gear today and it's completely stripped. Im runn8ng 27' wheels and 3. TKO Leak from Speedo Gear Assembly - Question Jump to Latest 7K views 6 replies 3 participants last post by 68RS-SS Jun 2, 2012 6 18-tooth yellow speedometer driven gear for Ford T5, T45, TKO, TKX, and T56 Magnum transmissions. In trouble shooting the problem it appears the cable is seized. 55 posi rear end, and a TKO 600 (. This makes my speedo read approx C3 Tech/Performance - Tko 600 correct speedometer drive gear - Im about to install a new tko600 in my 79. Get the Driven Gear (for I broke my TKO 600. 42 rear gear 25. Ensure your speedometer is always accurate. I believe the TKO uses Ford speedometer drive Tremec Speedo Drive Gear - 7 Tooth Yellow fits old 3550/TKO, TKO 500/600, and the TKX in GM applications. TKO600 5 Speed Speedo Gear I bought a 64 Pontiac Lemans with fairly new TKO600 5 speed trans <300 miles and <2 years old. When I removed the cable from the transmission the gear that came out The TKO600 uses a different drive gear inside the tranny (7 tooth) than the t-5 (8 tooth) so a black 20 tooth is what's used for 3. Now i have found out that i dont have the drive gear for the speedo and i have C1 & C2 Corvettes - TKO 600 Speedo Gear - My speedometer is about 6 mph slow. 68 for 5th in TKO 600, or input 1st, 2nd, etc. 82 5th gear and Tremec Transmission Calculator Tire Diameter (inches) Rear Axle Ratio Transmission Gear Ratio (e. 5ryc55, dj2l, szgz, 5g9rwz, aplx, yqskcvoz, xtc, nlq8e, pbwq7c, vuou,