Genuine OEM Volkswagen Window Guide Strip, part number 3AA837475A7Z7. This strip is essential for guiding the window glass smoothly as it moves up and down, ensuring proper sealing and preventing rattles. It is positioned within the door frame, along the upper edge of the door, as indicated by position 19 in the assembly diagram. The strip is finished in Satin Black (7Z7) and has a length of approximately 1.11 meters. Using a genuine OEM window guide strip guarantees the correct dimensions and material properties for optimal window operation and long-term durability.