Genuine OEM Volkswagen Sunroof Panel, part number 3G9877055G9B9. This is the primary glass panel for the vehicle's sunroof, finished in Satin Black with the color code 9B9. It is designed to slide and tilt, providing ventilation and an open-air experience. The panel is precisely manufactured to integrate seamlessly with the sunroof mechanism and frame. Genuine OEM sunroof panels are critical for maintaining the correct seal, preventing leaks, and ensuring the smooth, quiet operation expected from a factory component.