Tamiya 22021 - GB-01S Hardened Aluminium Pinion 16T  [22021]

Stiffen Your Gearbox with a Hardened Pinion

For TamTech-Gear owners seeking a reliable pinion, the Tamiya 22021 - GB-01S Hard Coated Aluminium Pinion Gear (16T) is built to resist wear. It is tailored for the GB-01S chassis and improves gear life while keeping handling predictable.

Why the Hard Coating Matters

The hard coating adds a protective layer that slows down pitting and abrasive wear, making the pinion last longer during regular club races or rough trail runs. Aluminium keeps weight down, which helps preserve wheel speed and nimble handling.

Made to Match GB-01S Drive Trains

This pinion is machined to fit GB-01S setups without rework, so swapping it in during servicing is straightforward. Accurate tooth profile reduces noise and helps the motor run cooler under load.

Great for Upgrades and Field Maintenance

Use the Tamiya 22021 - GB-01S pinion when you want a dependable replacement or a modest performance upgrade. Its solid build and tight tolerances make it a practical choice for hobbyists who value low-maintenance reliability.