TCI GM Speedometer Drive Gear, 10-tooth purple 746006 Dual Spark Plug

Dual Spark Plug

1969-1993 Chevrolet Blazer

this straight cord plugs into your Stereo Intercom and gives you a female STX STEREO nexus jack

Reinforced housing for extra strength

TCI GM Speedometer Drive Gear, 10-tooth purple 746006 Dual Spark PlugGM 250C 350C 375B 10 Tooth Speedo Drive Gear.. 10 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 stocks