Tamiya 51646 TRF420 Rear Belt 62T Replacement Belt SP-1646  [51646]

Maintain Smooth Drivetrain with Tamiya 51646 TRF420 Rear Belt

Routine replacement of worn parts keeps your RC handling consistent. The Tamiya 51646 TRF420 Rear Belt (62T) restores correct belt tension on TRF420 chassis to help the drivetrain stay aligned and operate smoothly.

Fit and Recommended Use

This rear belt is intended for the TRF420 chassis and is suitable for track sessions and practice where consistent power transfer matters. Consult the official Tamiya R/C Parts Matching List if you need to confirm fit with other models.

Tension and Replacement Advice

Adjust belt tension so there is no slack but avoid over-tightening which can stress bearings. Inspect for fraying, glazing, or reduced performance and replace the belt when signs of wear appear.