Upgrade your driving comfort and safety with the Bilstein B4 OE Replacement series. This gas-pressure rear monotube shock absorber is engineered to restore the original performance and handling characteristics of your Mercedes-Benz. Designed specifically for vehicles without Airmatic or electronic suspension systems. Features: High pressure gas technology, constant damping power under any load, and superior traction. This item is sold as a single unit. Included parts: 1x Shock Absorber (Art: 24-293013), Mounting hardware (where applicable).