Genuine OEM Audi Door Lock Actuator, part number 3D1837016AL. This crucial component is responsible for securing the vehicle door when closed, providing both safety and security. It is typically located within the door panel assembly, integrating with the door handle and latch mechanisms. This unit weighs 0.928 kg and measures approximately 0.158m in length. Choosing a genuine OEM door lock actuator ensures precise mechanical operation, correct electrical integration with the vehicle's security system, and factory-standard durability for reliable long-term performance.