The Bilstein B4 Series 26-220031 is a premium gas-pressurized rear twintube shock absorber designed to restore the original ride qualities and handling standards of your Mercedes-Benz SL-Class. Specifically engineered for vehicles equipped with Sport Suspension and without Active Body Control (ABC). This strut assembly ensures maximum safety and stability through constant damping power under any load. Item includes: 1x Shock Absorber (Art. 26-220031). It is recommended to replace shock absorbers in pairs for optimal performance.