Bilstein B8 Performance Plus rear monotube shock is specified for 2017–2022 BMW 530i xDrive models without electronic suspension; it uses a 46mm monotube design with application-specific valving. Engineered as an upgrade to pair with aftermarket lowering springs, the B8 dampers aim to improve handling and provide a sportier feel while maintaining ride comfort, and are tested to meet or exceed OEM quality standards.
Bilstein B8 17-22 530i xDrive (w/o Elec Suspension) Rear 46mm Monotube Shock Absorber