Alum Caster Blocks differential assembled When they're ready

When they're ready

and extended motor life

The Velineon 380 delivers consistent

5x6mm pin (3)/ 1

as a required accessory when installing the Traxxas #2255 High-Torque 400 servo in a TRX-4 or TRX-6 model

Alum Caster Blocks differential assembled When they're readyCaster blocks (c hubs), 6061 T6 aluminum (anodized), left & right This unique C Hub design is already Traxxas Tough; this artfully machined aluminum version is stronger still, and preserves the carefully engineered steering and suspension geometry for track ready performance. The brilliant blue or red anodized finish and laser etched TRX logo adds high tech style to your machine.