Genuine OEM Volkswagen Window Regulator Without Motor, part number 3D4839461M. This component is essential for the operation of the vehicle's window, enabling it to be raised and lowered. It is located within the door assembly. The window regulator is a mechanical device that translates the input from the window switch into the movement of the glass. Genuine OEM window regulators are manufactured to precise specifications, ensuring smooth operation and long-term durability without the risk of premature failure.