The Bilstein B4 OE Replacement 07-13 BMW X5 (w/o Electronic Suspension) Front Twintube Shock Absorber is a high-performance shock absorber designed to restore the original ride and handling of your BMW X5. This shock absorber features a monotube design for improved damping response and a seamless tube for increased strength and durability. It is constructed with a corrosion-resistant zinc finish and comes with a limited lifetime warranty for added peace of mind. The Bilstein B4 OE Replacement 07-13 BMW X5 (w/o Electronic Suspension) Front Twintube Shock Absorber is the perfect choice for restoring your BMW X5's original ride and handling.