The Bilstein B6 Performance series is the ideal choice for improving the handling and stability of your Mercedes-Benz W166 SUV without changing the ride height. This high-pressure gas monotube shock absorber is designed specifically for vehicles without air suspension, providing increased damping power even under heavy loads or towing. Features include: Monotube gas pressure technology for consistent performance, improved safety and sportier handling, and direct bolt-on installation. Package includes: 1x Bilstein B6 Front Shock Absorber (Part Number: 24-293808). Note: It is recommended to replace shock absorbers in pairs.