Tamiya 51742 TRF421 D Parts - Heavy-Duty Suspension Arms for Racing  [51742]

Upgrade your TRF421 with Tamiya suspension arms

The Tamiya 51742 TRF421 D Parts are suspension arms engineered to keep your TRF421 chassis performing reliably. These parts help preserve handling precision and keep your car balanced during competitive running.

Fitment and model compatibility

These arms are manufactured to match the TRF421 geometry, providing a direct replacement for worn components. Correct fitment helps retain predictable steering and consistent tyre contact across different surfaces.

Installation and routine care

Fit the suspension arms with firm but smooth fasteners and check pivot points after the first few runs. Periodic inspections will reveal worn bushings or cracks, letting you swap parts before handling degrades.