The Bilstein B4 Series Twin-Tube Gas Pressure Strut Insert is engineered to restore your vehicle's original ride quality, handling, and comfort. Specifically designed for the Volvo 240 and 260 series, this high-quality replacement part surpasses standard oil-based shocks by utilizing gas pressure technology to prevent foaming and fading under load. Key features include consistent damping power, high-quality seals for longevity, and a direct-fit design for the front suspension housing. This product is sold as a single unit (1x Strut Insert). Package contents: 1x Bilstein 21-030314 Strut Insert, 1x Mounting Nut, 1x Threaded Cap.