Genuine OEM Audi Front Left Door Lock, part number 4F1837015D. This critical component is responsible for securing the door, enabling proper latching and locking, and often includes internal mechanisms for central locking and anti-theft systems. It is designed for installation in the front left door assembly. Weighing approximately 1.24 kg, this lock ensures precise fitment and reliable long-term performance, crucial for maintaining vehicle security and functionality.