Genuine OEM Volkswagen Seat Mounting Reinforcement, part number 5R3813721A. This component reinforces the vehicle's frame at the seat mounting points, ensuring structural integrity and stability for the seats. It is designed to withstand the forces exerted on the seat during driving. The part measures 0.465 m in length, 0.095 m in width, and 0.035 m in height, with a weight of 0.718 kg. Genuine OEM parts provide the precise fit and strength required for safety.