Genuine OEM Audi Window Regulator, part number 5NN837461. This essential component is responsible for guiding and regulating the smooth vertical movement of the vehicle's window glass within the door assembly. It is supplied without the electric motor, allowing for replacement of the mechanical regulator mechanism only. Weighing 2.119 kg and measuring 0.66m in length, this regulator ensures precise window operation. Genuine OEM window regulators provide the exact mounting points and cable tension for reliable, quiet, and long-lasting window function.