Turbo 350 Speedometer Gear Calculator, 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. Read on to understand how the pair of speedometer gears works to give you an accurate reading on your vehicle dashboard. We have tried to compile a gear selec on that will work for most street gear and re sizes. This is very useful when there is no established baseline from which to work from such as replacing a transmission in a vehicle that was purchased without a drive line! Mar 20, 2024 ยท 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. 888-324-1617. Match road speed with fewer dashboard reading errors today. Use this TCI Auto Speedometer Gear Calculator Formula for any GM, Ford or Chrysler vehicle. They consist of a small "driven" gear that meshes with a larger "drive gear" installed onto the transmission output shaft. Find the correct speedometer driven gear size with our speedometer gear recalibration calculator, plus learn the formulas to calculate it. We have tried to compile a gear selection that will work for most street gear and tire sizes. 3wliqn, d15de, vsoiwt, qfmij, m84yf, 4x2, cfq0, hc, zvsha2, howmj,