Genuine OEM Volkswagen Door Window Guide, part number 2G4837478B5AP. This component is installed within the door frame to provide smooth and stable guidance for the window glass as it moves up and down. It is positioned horizontally inside the door panel. Finished in Black (5AP) and measuring 0.953m in length, this genuine OEM guide ensures precise window operation and prevents rattling, contributing to overall vehicle refinement and longevity.