TCI GM Driven Speedometer Gear, 20-tooth blue 31004 090 in Coil Bind

090 in Coil Bind

Each comes completely assembled with a high flow adapter and an EZ system of detachment for quick jet changes

Can be upgraded to digital readout

OEM Replacement

Effective To 6500 RPM

TCI GM Driven Speedometer Gear, 20-tooth blue 31004 090 in Coil BindGM Powerglide 200C 375B 475 20 Tooth Speedo Drive Gear.. 20 Tooth Gm Speedo Drive Gear. Speedometer gears include both the drive gear and the driven gear. The drive gear refers to the gear that is on a transmissions output shaft. The driven gear is located in a removable housing, usually in the tailhousing, of transmissions. Be aware that some transmissions will have different driven gear housings depending on the tooth count of the driven gear. TCI