Genuine OEM Volkswagen Exterior Mirror Housing, part number 5NN857507BA9B9. This housing is the outer shell that encloses the mirror assembly, protecting it from the elements and minor impacts. It is located on the exterior of the vehicle, typically on the driver or passenger side. This part is finished in Satin Black with the color code 9B9. Genuine OEM mirror housings are manufactured to precise specifications to ensure proper fitment and alignment with the vehicle body, maintaining factory aesthetics and aerodynamic performance.