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.

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TCI Front Pump Drive, Powerglide to For Ford, 289, 302, and 351 Windsor, 351 Cleveland, 3-Piece, Neutral Balance, Steel, With/Without Motor Plates, Fo

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TCI Speedometer Gear Housing, 34-39 Tooth Type, Aluminum, GM, TH400, Each

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