Genuine OEM Audi Front Shock Absorber Bump Stop, part number 1H0412303B. This critical suspension component is designed to limit the upward travel of the shock absorber, preventing harsh bottoming out and protecting other suspension parts from damage. It is installed on the front shock absorber assembly. Made from durable, resilient rubber, genuine OEM bump stops maintain optimal ride quality and extend the lifespan of your vehicle's suspension system by absorbing excessive impacts.