Genuine OEM Audi Rear Coil Spring, part number 1EA511103F. This essential suspension component is designed to support the vehicle's weight and effectively absorb road shocks and vibrations, contributing to ride comfort and handling stability. It is positioned in the rear suspension assembly. Weighing approximately 3.188 kg and measuring 0.3 m in length, a genuine OEM coil spring ensures factory-specified spring rates and material quality, providing optimal performance and a long, vibration-free service life.