Genuine OEM Audi Front Left Door Lock, part number 4K1837015J. This electromechanical assembly is responsible for securely latching the door and facilitating its locking and unlocking functions. It is installed within the front left door panel, integrating with the door handle and central locking system. Weighing approximately 0.84 kg, it measures 0.19m in length, 0.15m in width, and 0.08m in height. An authentic OEM door lock ensures precise mechanical and electrical integration, reliable operation, and robust security, which are paramount for vehicle safety and convenience.