Genuine OEM Volkswagen Gas-Filled Hydraulic Shock Absorber, part number 3Q0513049HA. This shock absorber is a crucial component of the suspension system, responsible for damping spring oscillations and controlling wheel movement. It is located in the rear suspension assembly. This part is a gas-filled hydraulic shock absorber. Genuine OEM shock absorbers are engineered to exact specifications, ensuring proper damping characteristics and long-term durability for a smooth and stable ride.