The Bilstein B6 13-15 BMW X5 Rear Right 46mm Monotube Shock Absorber is a high-performance shock absorber designed to provide superior handling and stability for BMW X5 vehicles from 2013-2015. It features a 46mm monotube design that offers increased performance and durability compared to conventional twin-tube shocks. This shock absorber is engineered to reduce body roll and improve overall handling and stability, even when driving over rough terrain. It is ideal for drivers who want to improve the performance of their BMW X5.