The Bilstein B6 Performance 36mm monotube shock is an OE-compatible rear replacement designed to work with factory springs and production setups, offering application-specific valving that improves handling and ride quality. Bilstein gas-pressure technology provides consistent damping and vehicle-specific ride tuning; each unit is tested to meet or exceed OE standards for the 2006 BMW Z4 M Roadster rear application.
Bilstein B6 2006 BMW Z4 M Roadster Rear 36mm Monotube Shock Absorber