TCI 880007 34-Tooth Driven Speedometer Gear for GM Automatic Transmissions

Restore accurate speedometer operation with the TCI 880007 driven speedometer gear. Designed for select GM automatic transmissions, this 34-tooth replacement gear helps maintain proper speedometer readings when the original gear is worn, damaged, or mismatched for the vehicle’s drivetrain combination. Its application-focused design makes it a practical choice for transmission service, rebuilds, and drivetrain upgrades.
Constructed from durable plastic and finished in green, the TCI 880007 is engineered for compatibility with GM 200C, 375B, TH425, 475, and 700R4 automatic transmissions. The driven gear works with the transmission’s speedometer drive system to transfer output-shaft rotation to the speedometer mechanism, supporting dependable operation when correctly matched to the vehicle’s tire size, rear axle ratio, and drive gear.
This TCI speedometer gear is sold individually and provides a direct replacement solution for applications requiring a 34-tooth driven gear. Verify transmission compatibility and the required tooth count before installation to help ensure accurate vehicle-speed indication. The TCI brand is trusted for transmission components designed to support reliable performance in automotive applications.

Features:

• 34-tooth driven speedometer gear

• Durable plastic construction

• Green finish for easy identification

• Compatible with GM 200C, 375B, TH425, 475, and 700R4 automatic transmissions

• Designed to support accurate speedometer operation

• Sold individually