This is a used OEM front left door window regulator for Audi A4 models. It is designed to fit various model years, so please verify compatibility with your specific vehicle. The part is in good working condition, ensuring smooth operation of the window mechanism. This is a used OEM front left door window regulator for Audi A4 models. It is designed to fit various model years, so please verify compatibility with your specific vehicle. The part is in good working condition and has been tested for functionality. Ensure to check the part number against your existing unit for a proper fit.