Th350 Speedometer Gear Chart Pdf, We stock a huge inventory of new, used, and rebuilt automatic transmission parts.

Th350 Speedometer Gear Chart Pdf, Compare driven teeth and cable revolutions. . - posted in Driveline: The following is for Trimatics and Aussie 3/4 speeds. Two housings, each made from either aluminum or plastic, are available for driven gears with 34 or more teeth. Oct 30, 2019 · Sometimes, it might require a little more work. I ordered a gear for th350 and th400, both being smaller than one i pulled from trans. Use our TH350 speedometer gear calculator to find the perfect driven gear for your TH350 transmission. Q. 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 changing the tyre and/or wheel size from that originally fitted, replacing the differential with a different ratio, or replacing/upgrading the gearbox. Nov 18, 2025 · Identify vehicles that have the donor parts you need. TCI® now stocks the most popular speedometer gears. If your cable-driven speedometer is reading incorrect mph, in order to correct the problem, you first need to know four things about your car: tire diameter, rearend ratio, the transmission’s drive-gear tooth-count, and the speedometer’s driven-gear tooth count. However, the need for high performance street products, including high-quality automatic transmissions, has increased dramatically, led by an eager contingent of enthusiasts who enjoy improving the performance of their street driven vehicles. Match road speed with fewer dashboard reading errors today. Im told trans is th400. Im doing 50mph and gauge says 70mph Comprehensive guide to the GM TH350 automatic transmission — specifications, adaptability, identification, and use in Jeep conversions. Jun 29, 2025 · I need help. If you want me to calculate what Oct 1, 2016 · How To: TH400 Speedometer driven gear and seal replacement DavidJWarEagle 3. If you need to figure your exact combination you can use the 2 formulas below to calculate what should be very close for your application. Export your results for quick garage reference later today. Find driven gears for corrected TH350 readings fast. Driven Gears Pink 19 teeth White 20 teeth Dark Blue 22 teeth Red 23 teeth Yellow 24 teeth Light blue 25 teeth Drive Gears White 8 teeth Blue/Green 9 teeth To my understanding, the is another drive gear for HQ - WB 1 Tonners that use 4. Calculate TH350 gears using tire and axle data. SUM‐700321 TH‐350 Speedometer Gear Kit Selection Chart and guideline Thank you for purchasing our speedometer gear kit. Pics below are comparing old and new. Hopefully you will find the layout and how the data are presented acceptable. May 8, 2006 · Page 1 of 3 - Speedo Gear F. Or reference the chart below. Because of these changing trends, TCI Welcome to our online store where you will find a small selection of parts that we offer for sale. Increasing the number of drive-gear teeth The accompanying charts show what gears were manufactured for each type transmission. Ive order 2 different speedometer gears and both are smaller in diameter than one i pulled from trans. Mar 20, 2024 · The TH350 speedometer gear calculator is an essential tool designed to help vehicle owners and mechanics calculate the correct speedometer gear for vehicles with the TH350 transmission. The driven gear is located in a removable housing usually in the tailhousing of the transmission. 98K subscribers Subscribe SUM‐700321 TH‐350 Speedometer Gear Kit Selection Chart and guideline Thank you for purchasing our speedometer gear kit. TH350 Speedometer Gear Calculator Enter tire, axle, and gear set values. A. We have tried to compile a gear selection that will work for most street gear and tire sizes. 44:1 rear gears. We stock a huge inventory of new, used, and rebuilt automatic transmission parts. The original directive, to deliver high performance racing torque converters, is still a core business for TCI®. We have tried to compile a gear selec on that will work for most street gear and re sizes. Search for potential donor cars and trucks by engine, transmission or wheelbase Feb 26, 2018 · This BOP-pattern TH350 extension housing cutaway at a local Transtar branch shows the relationship between the speedo drive (A) and driven (B) gears. Please give us a call with any questions or if your looking for something that we do not have listed online. One fits gears from 34 - 39 teeth and the second one fits gears from 40 - 45 teeth. What do i need to order? Calculator says 38 tooth, current one is 41 tooth and speed off 20mph. If you need to figure your exact combina on you can use the 2 formulas below to calculate what should be very close for your applica on. PLEASE NOTE: Drive gear refers to the gear that is on the transmission output shaft. Optimize your speedometer accuracy based on tire size and axle ratio. 4ukbtlo, frud, nljyd, 8gkq, qjh, el, rq4y, 2sc3n, oio, bfmz,