TCI Speedometer Gear Drive GM 40 Tooth Black Universal Storage Case 1979-1991 GMC K2500

1979-1991 GMC K2500

Requires use of one of our pickups and an offset aftermarket starter with a 153 or 168 tooth flywheel

Aluminized Multi-layer Cloth

Install using 3M self stick tape

5 Approval

TCI Speedometer Gear Drive GM 40 Tooth Black Universal Storage Case 1979-1991 GMC K2500GM 200C 375B TH425 475 700R4 40 Tooth Speedo Drive Gear.. 40 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