Genuine OEM Volkswagen Adjusting Washer, part number 087409641E. This washer is a critical component used for precise adjustment within the drivetrain assembly, likely in the differential or gearbox. It ensures proper gear meshing, bearing preload, and backlash control. Manufactured to exact specifications for optimal performance and durability. Genuine OEM parts provide the exact tolerances required for the smooth and reliable operation of your drivetrain.