Genuine OEM Audi Rear Coil Spring, part number 8K0511115HA. This essential suspension component is designed to support the vehicle's weight and effectively absorb road shocks and vibrations. It is positioned in the rear suspension assembly, contributing to the vehicle's ride height and handling characteristics. Weighing approximately 1.9 kg, this coil spring is engineered for specific load-bearing and damping properties. Choosing a genuine OEM coil spring ensures the correct spring rate, precise dimensions, and high-quality materials for optimal suspension performance, ride comfort, and long-term durability.