XRAY 303187-H X4 CFF2 Rear Lower Arm - Hard Left Performance Edition  [XR-303187-H]

Hard Composite Rear Lower Arm for Serious X4 Setups

The XRAY X4 CFF2 Rear Lower Suspension Arm - Hard Left offers a stiffer alternative for tuners who want less deflection in the rear suspension. Its hard composite construction helps the car retain suspension geometry under heavy loads, aiding stable rear traction and repeatable lap times. Use it when chasing more consistent handling across practice and race runs.