Genuine OEM Volkswagen Sealing Plug, part number WHT009052. This sealing plug is designed to seal openings in the gearbox or engine oil sump, preventing fluid leaks and contamination. It is located at position 10 in the diagram. The sealing function is critical for preventing fluid loss and ingress of contaminants, ensuring proper lubrication and operation of the gearbox or engine. Genuine OEM parts ensure exact fitment and material integrity for reliable sealing.