Genuine OEM Volkswagen Exterior Mirror Housing, part number 5NB857507BH9B9. This is the outer shell for the side mirror assembly, providing protection and housing for the mirror components. It is located on the exterior of the vehicle, typically on the driver or passenger side door. Finished in Satin Black (9B9). Genuine OEM exterior mirror housings are manufactured to precise specifications for exact fitment and durability, ensuring they match the vehicle's original contour and mounting points.