Traxxas Rocker arm set progressive-2/ 4x7x2.5mm PB (8) TRA7158. Upgrade your Traxxas model’s handling with this progressive-2 rocker arm set, meticulously engineered to optimize your vehicle’s suspension response. It provides a more controlled ride, absorbing small bumps smoothly while resisting bottom-outs on larger impacts, thanks to its finely tuned geometry. This set includes eight durable 4x7x2.5mm precision ball bearings, crucial for reducing friction and ensuring fluid, consistent suspension movement.
Specifications
- Progressive-2 suspension geometry
- Includes 8 precision 4x7x2.5mm ball bearings
- Enhances handling and suspension responsiveness
- Reduces friction for smoother movement


Traxxas