Tamiya 53421 Aluminum Pinion Gear Set 42T/43T OP-421 TA-04 Tuning Gears  [53421]

Precision Pinions for TA-04 Tuning

RC tuners who want precise gear ratio control will find the Tamiya 53421 Aluminum Pinion Gear Set a practical option. This kit contains two aluminium pinions tailored for TA-04 style drivetrains to help dial in performance.

Trusted Aluminium Build

The pinions are made from aluminium to balance light weight with wear resistance during regular running. The set comprises a 42-tooth and a 43-tooth gear, letting you experiment with small ratio steps.

Quick Swap Fitment

Installation is user friendly thanks to the included allen key and set screws, so you can change gears trackside. Though designed for TA-04, these 48P pinions may suit other metric 48P gearboxes too.