Genuine OEM Volkswagen Adjusting Washer, part number 01M323875CN. This washer is used to adjust the precise spacing and alignment of components within the gearbox for optimal performance. It is located at position 12 in the gearbox assembly. The washer has a diameter of 38mm and a thickness of 3mm. Genuine OEM adjusting washers are manufactured to exact specifications to ensure proper gear meshing and smooth transmission operation.