The Bilstein B6 Performance (HD) series is the ideal choice for drivers who want improved handling and stability without sacrificing ride comfort. This 46mm monotube shock absorber is designed to provide better damping power than standard shocks, making it perfect for daily driving, towing, or hauling heavy loads. Key features: Gas-pressure technology, Monotube design, Instantaneous response to road changes, High-quality OE-grade materials. This item includes: 1 x Bilstein 24-186414 Monotube Shock Absorber. Note: Installation may require original mounting hardware.