Genuine OEM Volkswagen Coil Spring, part number 5WA411105A. This coil spring supports the vehicle's weight and absorbs impacts from the road to provide a comfortable ride. It is a critical component of the suspension system. Specifications include a length of 0.25m, width of 0.145m, and height of 0.145m, with a weight of 1.818 kg. Genuine OEM coil springs are manufactured to precise tolerances to ensure proper ride height and handling characteristics.