Genuine OEM Volkswagen Interior Rearview Mirror Base Cover, part number 7P6858547B9B9. This interior trim piece is designed to cover the mounting base of the rearview mirror, where it attaches to the windshield. It provides a clean, finished appearance and often conceals wiring or sensors. The cover is finished in a factory-correct Satin Black (9B9) to match the vehicle's interior. Choosing a genuine OEM cover ensures precise fitment, durable material quality, and consistent interior aesthetics, contributing to the overall cabin design.