Audi A6 C7 Rear Door Lock Actuator Mechanism Mount Bar Left N/S 4G0839015

Audi A6 C7 Rear Door Lock Actuator Mechanism Mount Bar Left N/S is an original component from the Locks and Latches group, designed for installation in the rear left section of the vehicle body for Audi brand vehicles. The construction has been engineered for precise interaction with the factory door mechanism, ensuring secure locking and stable operation of the closing system. The used OEM component allows for maintaining technical consistency with other bodywork subassemblies.

Specifications and technical data

• SKU: 4G0839015-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0839015
• Substitutable numbers: 4G0839015, 4G0 839 015
• Location on the vehicle: Rear, Left
• Category: Exterior Locks & Lock Hardware

Purpose and function in the vehicle

The presented lock belongs to the group of components responsible for the mechanical locking of the rear left door. Its task is to stably maintain the door leaf in a closed position and to cooperate with the factory opening mechanism. Its placement in the rear part of the body on the driver's side requires appropriate geometric fit and compatibility with the door construction, which ensures the proper operation of the entire system. A properly selected lock reduces play on the hinges and in the locking zone, which translates into correct closing, reduction of unwanted noises while driving, and proper door fitment against the seals. Thanks to this, the closing system maintains its factory performance parameters.

Benefits of using an original Audi lock

Using an original component from the Locks and Latches group instead of a worn-out subassembly allows for maintaining the structural consistency of the body. The component has been designed specifically for the Audi platform, which facilitates installation and minimizes the risk of fitment issues. In practice, this means:

• maintaining the factory geometry of the rear left door locking,
• proper cooperation with the existing handle mechanism and guides,
• stable closing without the need for additional modifications. The used OEM element is a good solution in situations where the priority is technical compatibility with the vehicle and maintaining the original construction of the closing system at reasonable repair costs.

Component condition and installation aspects

The offered lock is in used condition, which means it comes from disassembly and was previously operated in a vehicle. Such components are frequently chosen for body repairs because they retain the original manufacturer's specifications and enable the restoration of the factory functionality of the door system. Before installation, a standard inspection of the mechanism and correct positioning relative to the pillar and hinges is recommended. The placement in the rear left part of the vehicle requires attention to the proper routing of cables and wires interacting with the lock. A correctly installed element ensures repeatable locking and unlocking, which is important for both user comfort and operational safety.

Drive system applications and operation

In Audi vehicles equipped with advanced all-wheel drive systems, such as quattro, properly functioning door locks support the overall body tightness and acoustic stability of the cabin. This indirectly affects driving comfort at higher speeds and under conditions of increased drivetrain load. In the case of intensive use, replacing worn locking elements with functional OEM components allows for maintaining predictable vehicle behavior in daily use. If you want to better understand the specifics of all-wheel drive systems used in Audi and other manufacturers, it is worth checking out the technical material: xDrive, 4Matic, quattro or 4Motion – a comparison of AWD drives from BMW, Mercedes, Audi and VW.

Expanding repairs within the Audi closing system

If you are planning a comprehensive repair or upgrade of the rear left door zone in your Audi and need other elements from the same group, such as additional locks, latches, or interacting mechanisms, check the available parts in the Audi Locks and Latches category.