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Bilstein B6 rear 46mm monotube shock absorber for 1977 BMW 630CSi. The B6 is a performance upgrade to OE dampers that pairs with factory springs and uses application-specific valving to improve handling and safety. With Bilstein gas-pressure technology and monotube design, it enhances grip and lane stability in everyday and demanding driving without requiring new springs, and is tested to OE-level standards.
Bilstein B6 1977 BMW 630CSi Base Rear 46mm Monotube Shock Absorber
