Are you making a change in tire size or gears? TCI offers the most popular speedometer gears, like GM drive gears, to calibrate your speed. These sturdy, plastic-driven gears are available in several tooth counts to fit your application. Determine your appropriate drive gear/driven gear combination and then check out TCI GM drive speedometer gears for accurate speed readings.

More From This Category

TCI GM 700R4 / 2004R Bracket / Arm for Carter AFBT / Quadrajet / Edelbrock Carburetors.

TCI GM 700R4 / 2004R Bracket / Arm for Carter AFBT / Quadrajet / Edelbrock Carburetors.

$74.27

TCI Speedometer Gear, Driven, 39-Tooth, Brown, GM, 200C, 350C, 375B, TH425, TH400, TH475, 700R4, Each

TCI Speedometer Gear, Driven, 39-Tooth, Brown, GM, 200C, 350C, 375B, TH425, TH400, TH475, 700R4, Each

$52.53

TCI Speedometer Gear, Driven, 16-Tooth, Purple, For Ford, C4, C5, C6, C10, FMX, AOD, T5, Tremec, Each

TCI Speedometer Gear, Driven, 16-Tooth, Purple, For Ford, C4, C5, C6, C10, FMX, AOD, T5, Tremec, Each

$50.99

TCI Speedometer Gear, Driven, 36-Tooth, Pale Green, GM, Powerglide, Each

TCI Speedometer Gear, Driven, 36-Tooth, Pale Green, GM, Powerglide, Each

$52.53