Genuine OEM Volkswagen Adjusting Washer, part number 02M409280D. This adjusting washer is a crucial component within the transmission assembly, used to set the correct preload on bearings and ensure proper gear meshing. It is positioned within the gearbox housing. The washer is made of durable metal with precise dimensions to maintain its function over time. Genuine OEM parts are manufactured to exact specifications, ensuring the correct fit, function, and durability required for critical drivetrain components like transmission washers.