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The Bilstein B4 OE replacement shock for 2017–2021 BMW 530i (front left) is a twin-tube absorber engineered to restore factory ride quality and handling. B4 dampers meet or exceed OE standards to return original comfort and control, while offering Bilstein’s known quality. Its twin-tube construction provides dependable damping, high power reserves for safety and a direct-fit option for routine replacement.
Bilstein 17-21 BMW 530i B4 OE Replacement Shock Absorber - Front Left
