The Bilstein 5100 Series 2013 BMW X1 sDrive28i Front Right Suspension Strut Assembly is a high-performance suspension upgrade designed to improve the handling and ride quality of your BMW X1. The strut assembly features a monotube design, which provides superior damping ability and improved response. The assembly is also corrosion-resistant, making it ideal for harsh driving conditions. It is also designed to fit perfectly in the factory mounting locations, making installation easy. This strut assembly is the perfect upgrade for anyone looking to improve their BMW X1's suspension.