Genuine OEM Audi Coil Spring, part number 8J0511115AK. This component absorbs shocks and supports vehicle weight, playing a critical role in the vehicle's suspension system. It is positioned in the rear suspension assembly. Weighing 1.641 kg and measuring approximately 0.295 m in length, this coil spring is manufactured to precise factory specifications, ensuring correct ride height and damping characteristics for optimal performance and safety.