Genuine OEM Volkswagen Left Front Door Window Regulator Motor, part number 5Z0959801B. This motor is responsible for powering the vertical movement of the door window glass, allowing for opening and closing. It is designed for installation in the left front door assembly. Weighing 0.58 kg, this motor is a precision electrical component. Choosing a genuine OEM window motor ensures correct electrical calibration, torque, and mounting points for seamless integration and long-lasting, quiet operation of the window system.