Genuine OEM Volkswagen O-Ring, part number WHT008967. This circular gasket creates a seal between two mating parts, preventing leakage of fluids or gases, particularly in gearbox and oil systems. It is located at position 20 in the diagram. The O-ring has a diameter of approximately 45mm and a thickness of 2mm. Genuine OEM O-rings are manufactured to exact tolerances to ensure a reliable seal and prevent premature failure.