Genuine OEM Volkswagen Rear Leaf Spring Stop Buffer, part number 2E0501191A. This component is designed to limit the upward travel of the leaf spring, preventing excessive compression and protecting the suspension system from damage. Positioned at the rear, it acts as a critical shock absorber for the leaf spring assembly. Made from robust rubber or polyurethane, it weighs approximately 0.59 kg. Using a genuine OEM buffer ensures the correct material hardness and dimensions for optimal suspension performance and longevity.