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Whiteline rear trailing arm lower bushing kit for 2015–2018 BMW M3 improves rear suspension geometry and alignment precision for more predictable handling. Specially bonded synthetic elastomer design resists oil, grease and weathering while protective plating on metal parts prevents corrosion. Internal grease reservoirs supply continual self‑lubrication, and the kit includes an install guide and recommended grease.
Whiteline 12-19 BMW 3 Series F30 / 14-21 2 & 4 Series Rear Trailing Arm Lower Bushing Kit
