Genuine OEM Volkswagen Rear Coil Spring, part number 5Q0511115MR. This critical suspension component is responsible for supporting the vehicle's weight, absorbing road shocks, and maintaining proper ride height. It is installed in the rear suspension assembly, working in conjunction with the shock absorber to ensure a comfortable and stable ride. Weighing 2.045 kg and measuring 0.33 meters in length, this coil spring is manufactured to precise spring rates and dimensions. Using a genuine OEM coil spring ensures factory-specified ride quality, handling characteristics, and long-term durability under varying load conditions.