Audi A4 B8 Door Lock Latch Catch Actuator Rear Right O/S 8K0839016

Audi A4 B8 Door Lock Latch Catch Actuator Rear Right O/S is an original component from the Locks and Latches group, designed for the rear right side of the vehicle body. It ensures proper locking, unlocking, and integration with the factory door opening system, which translates into safe and stable vehicle operation. This is a practical solution for users who want to restore full door functionality in their Audi A4 B8 without interfering with the body structure.

Specifications and technical data

• SKU: 8K0839016-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0839016
• Substitutable numbers: 8K0839016, 8K0 839 016
• Location on the vehicle: Rear, Right
• Category: Exterior Locks & Lock Hardware

Purpose and function of the door lock

The presented lock is dedicated to the rear right side of the vehicle, which guarantees a proper fit to the Audi door structure. It is responsible for:

• mechanical locking and unlocking of the door leaf,
• stable retention of the door in the closed position while driving,
• cooperation with the factory handle mechanism and linkages.

Thanks to its specific placement on the vehicle, the lock works in accordance with factory mounting points, which facilitates installation and reduces the risk of improper panel alignment.

Original origin and fitment for Audi

The product comes from the Audi parts line, which means maintaining factory manufacturing standards and compatibility. The original design ensures:

• compatibility with factory mounting holes in the door,
• proper cooperation with standard wiring harnesses and door equipment,
• repeatable performance parameters compared to the original equipment component.

For users looking for a replacement with predictable technical characteristics, this is a solution that allows maintaining consistency with the rest of the vehicle's locking system.

Component condition and practical aspects

The lock is offered as a used part, which allows for an economical repair of the door system while maintaining the original specification. This type of component is particularly useful when the existing lock shows signs of wear, such as closing problems, irregular locking, or play in the mechanism.

Replacing it with a functional element from the same design series allows for restoring proper door operation without the need for installation modifications or interference with the body structure. It is a practical solution for both post-accident repairs and standard vehicle maintenance.

Benefits of using an original lock

Using a lock dedicated to the Audi A4 B8 for the rear right door brings a number of technical benefits:

• Factory fitment – no need for modifications to mounts or adjusting the component.
• Consistency with the locking system – maintaining the door operating characteristics intended by the manufacturer.
• Optimal cost-to-functionality ratio – a used, original component allows for cost reduction while maintaining appropriate quality.

If you are planning a comprehensive repair of the locking system in your Audi, it is worth checking out other elements from the locking group available in the Locks and Latches category to organize the entire system in one service operation.

Practical tips for choosing used components

When selecting a used door lock, it is important to pay attention to compatibility with the specific body version and placement on the vehicle. A properly selected component helps avoid installation problems and ensures predictable door behavior in daily use.

If you are interested in a broader context of using used components in cars, including elements responsible for comfort and safety, it is worth reading the guide: The second life of electronics – when it is worth choosing used controllers and modules in a car. You will find practical tips there that help you consciously choose used parts and better plan repairs.

Summary

Audi A4 B8 Door Lock Latch Catch Actuator Rear Right O/S is a functional, original component designed for the rear right side of the vehicle, allowing for the restoration of proper locking and door comfort. Thanks to its factory origin and fitment to the specific model, it is a reasonable choice for drivers who expect predictable mechanism performance while limiting repair costs.