Genuine OEM Volkswagen Coil Spring, part number 3QF411105A. This coil spring is a fundamental component of the vehicle's suspension system, designed to support the vehicle's weight and absorb impacts from the road surface. It works in conjunction with the shock absorber to maintain tire contact and provide a comfortable ride. The spring has a length of approximately 355mm and a diameter of 155mm. Genuine OEM coil springs are manufactured with specific spring rates and material properties to ensure optimal suspension performance, durability, and correct vehicle ride height.