Genuine OEM Volkswagen Exterior Mirror Housing, part number 7N2857508S9B9. This housing serves as the protective shell for the exterior mirror assembly, ensuring its components are shielded from the elements. It is located on the exterior of the vehicle, typically on the door. This part is finished in Satin Black with the color code 9B9. Genuine OEM housings ensure precise fitment and durability, maintaining the factory contour and mounting points for a seamless replacement.