Genuine OEM Audi Rear Axle Coil Spring, part number 8K0511115DG. This essential suspension component supports the vehicle's weight and absorbs road impacts, maintaining ride comfort and stability. It is designed for the rear axle, integrating into the rear suspension system. Weighing approximately 1.81 kg and measuring 0.38 meters in length, it is constructed from high-strength spring steel. Choosing a genuine OEM coil spring ensures precise spring rates, correct ride height, and long-term durability, critical for maintaining vehicle handling and safety.