RX Series Rear Composite Upright with Adjustable Roll Center - XRAY 343310  [XR-343310]

Dial in Handling with the XRAY 343310 Rear Composite Upright

Precision-made for older RX Series cars, the XRAY 343310 rear composite upright gives vintage RC owners multiple setup choices to improve on-track performance. Its design focuses on adaptability so you can tune for traction and balance across different layouts.

Dual Upper Roll Center Options for Handling Control

The composite upright includes two upper roll center settings so you can alter how the car transfers weight during cornering. These positions let you tune for increased grip or freer rotation depending on the surface and driving style.

Two Body Mount Positions for Fit Flexibility

With a pair of body mounting options, this upright adapts to a variety of shells while maintaining desired aerodynamic and handling traits. You can select the mounting that best suits your chosen body and setup goals.

Pivot Ball Lengths and Bushings for Accurate Setup

Including both shorter and longer pivot ball joints, the XRAY 343310 supports fine measurement changes. Concentric and eccentric bushings allow roll center and independent wheelbase adjustments, giving a comprehensive tuning toolkit.