SPL Rear Lower Control Arm Inner Bushing for BMW E9X/E8X/F8XThese rear lower control arm inner bushings replace the large rubber OEM bushing attaching the lower control arm to the subframe with a low friction, PTFE lined spherical bearing. Replacing the OEM component with this bushing eliminates deflection and binding under heavy load, preserving your desired camber and toe geometry under bump, and greatly reduces friction as the arm travels through it's range of motion. To increase longevity and reduce NVH,