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 Kit Thrust Washers GM TH350

TCI Kit Thrust Washers GM TH350

$97.10

TCI Speedometer Gear, Driven, 38-Tooth, Blue, GM, 200C, 350C, 375B, TH425, TH400, TH475, 700R4, Each

TCI Speedometer Gear, Driven, 38-Tooth, Blue, GM, 200C, 350C, 375B, TH425, TH400, TH475, 700R4, Each

$52.53

RTS OE Speedometer Gear, Driven Gear Housing, Suit TH400, 1.935" Diam, Fits 40-45 Tooth Gears, Each

RTS OE Speedometer Gear, Driven Gear Housing, Suit TH400, 1.935" Diam, Fits 40-45 Tooth Gears, Each

$83.95