Genuine OEM Audi Rear Coil Spring, part number 8K0511115HP. This essential suspension component provides critical support for the vehicle's weight and effectively absorbs road shocks, contributing to ride comfort and maintaining vehicle stability. It is positioned in the rear suspension assembly. The coil spring weighs approximately 1.485 kg and measures 0.34 meters in length. Choosing a genuine OEM coil spring ensures factory-specified spring rates, consistent ride height, and robust material quality for long-lasting performance and safety.