Genuine OEM Audi Rear Coil Spring, part number 8P0511115BL. This vital suspension component is engineered to absorb impacts from road imperfections and support the vehicle's weight, contributing to a stable and comfortable ride. Positioned in the rear suspension assembly, it works in conjunction with the shock absorber to control wheel movement. Made from high-strength steel, it is designed for durability and consistent performance. Opting for a genuine OEM coil spring ensures precise spring rates, correct ride height, and factory-specified handling, crucial for maintaining vehicle safety and comfort.