The Bilstein B6 11-17 BMW X3 / 15-17 BMW X4 Front Right Monotube Strut Assembly is a high-performance suspension upgrade for the BMW X3 and X4 models. This strut assembly is designed to improve overall handling and stability, while providing a comfortable ride. The monotube design features a gas-pressure construction, which allows the strut to react quickly to changing road conditions. The strut is constructed from high-quality materials and is corrosion-resistant for long-lasting performance. This strut assembly also includes a dust boot and bump stop for added protection.