WHITELINE W63412 Control Arm Bushing - Upper Outer Bearing - for Subaru Impreza Forester BRZ Toyota 86Description WHITELINE W63412 Control Arm Bushing Upper Outer Bearing for Subaru Impreza Forester BRZ Toyota 86 A common serviceable item, worn joints exhibit excess movement and are often diagnosed by knocking and rattling noises from the upright or hub area. If not replaced, these joints can negatively affect wheel alignment and cause uneven tire wear or scrub. Whiteline's replacement joints feature a superior internal joint structure for improved