The Bilstein B4 Series 24-105927 gas pressure shock absorber is engineered to restore your Mercedes-Benz's original ride quality and handling. This 36mm Monotube shock is designed specifically for the rear axle of vehicles with standard suspension (without Airmatic/Electronic Suspension). Using advanced gas pressure technology, it provides constant damping power under any load. Specification: Monotube gas pressure system; Eye mounting top/bottom. Sold as a single unit (1pc). Compatibility: Mercedes-Benz E-Class W211 Sedan (2002-2009). Warning: For models without leveling control or air suspension. Set Contents: 1 x BILSTEIN Shock Absorber (Art: 24-105927), Mounting Nut, Integrated Bushing.