RPM Rear Upper/Lower A-Arms Black RPM82252 COR00180-369-1 RPM A-arms are the toughest

RPM A-arms are the toughest arms you can buy and we back that statement with a lifetime breakage warranty*

Rim Type: Composite Nylon Dish Rim

HPI wide bumper set and long body post set is constructed of black nylon

Pro4 SC10 Rear Bumper

RPM Rear Upper/Lower A-Arms Black RPM82252 COR00180-369-1 RPM A-arms are the toughestWe've made a number of modifications to the arms from there to improve performance and durability. Key durability features are as follows: The shock mount on the lower A arm has been moved forward to eliminate the severe rubbing issue of the wheel at the shock mount that would cause stock arms to break. By moving the shock mount forward, we were able to increase the material around the shock mount to protect the lower shock rod end, preventing it from