Genuine OEM Volkswagen Front Door Window Guide, part number 10A837439B. This component is essential for guiding the smooth and proper movement of the door window as it raises and lowers. It is positioned within the front left door frame. Made from durable rubber and plastic, it weighs approximately 1.54 kg and measures about 1.46 meters in length. Using a genuine OEM window guide ensures precise fitment, prevents window binding or rattling, and maintains the integrity of the door's sealing system.