TCI Speedometer Driven Gear GM 23-Tooth Black HK-NF GM A-Body / X-Body 1968-79

GM A-Body / X-Body 1968-79

Increases fluid capacity

2009-2013 Infiniti G37

For Forward Exit Cable shifters Only

550 in Dual Spring

TCI Speedometer Driven Gear GM 23-Tooth Black HK-NF GM A-Body / X-Body 1968-79GM Powerglide 200C 375B 475 23 Tooth Speedo Drive Gear.. 23 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