Genuine OEM Volkswagen Seat Belt Buckle, part number 5E3857756MNB. This essential safety component is where the seat belt tongue is inserted and locked, securing the occupant. It is typically mounted to the seat frame or vehicle floor. The buckle features a Satin Black and Traffic Red finish (NB). Choosing genuine OEM ensures proper functionality, critical safety performance, and compliance with safety standards, providing reliable occupant protection.