Genuine OEM Audi Window Regulator Motor, part number 427959801D. This motor drives the window regulator mechanism, enabling the window to be raised or lowered. It is located within the door assembly. The part weighs 0.746 kg and has dimensions of 0.195m x 0.145m x 0.045m. Genuine OEM window regulator motors are precisely calibrated for smooth, quiet operation and long-term durability, ensuring the window mechanism functions correctly without premature wear.