Volkswagen Polo 6R Rear Side Door Lock Actuator Mechanism Left N/S 5K4839015F

Volkswagen Polo 6R Rear Side Door Lock Actuator Mechanism Left N/S is an original component from the Storage compartments, doors and locks group, designed for the rear left body section. It ensures the proper operation of the door locking mechanism, stable closing, and correct integration with the vehicle's electrical system.

Specifications and technical data

• SKU: 5K4839015F-2
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 5K4839015F
• Substitutable numbers: 5K4839015F, 5K4 839 015 F, 5K4839015, 5K4 839 015, 5K4 839 015 M, 5K4839015M, 5K0 837 349 B, 5K0837349B, 5N0839885H, 5N0 839 885 H
• Location on the vehicle: Rear, Left
• Part type: Latch
• Category: Glove Boxes, Doors & Latches

Purpose and function of the actuator

The rear left door lock actuator is responsible for the mechanical locking and unlocking of the door in the Volkswagen Polo 6R, as well as transmitting movement from the central locking system to the mechanical lock. This component works in conjunction with the rods, handle, and control system, ensuring repeatable, predictable lock operation in daily use. Its placement in the rear left door area means the actuator operates in demanding conditions – with frequent opening, temperature changes, and humidity. A properly selected, original component allows for the restoration of the factory lock performance characteristics, eliminating issues with improper closing, lack of response to the remote control, or unreliable locking.

Construction and body fitment

The actuator is structurally integrated with the door lock mechanism, which facilitates installation in the factory mounting points in the rear left door. The housing geometry and the arrangement of the mounts are adapted to the structure of the Polo 6R door, ensuring the part fits existing mounting holes and works with original rods and handles. The original Volkswagen origin ensures the maintenance of proper operating characteristics, compatibility with the electrical system, and correct operation within the central locking and vehicle security system. This is particularly important for vehicles equipped with advanced comfort systems.

Benefits of using an original actuator

Using a dedicated lock actuator in the rear left door provides a number of practical benefits:

• restoration of proper central locking operation in the specific door,
• consistent operation with other locks in the vehicle,
• maintenance of factory safety parameters for cabin access,
• reduction of the risk of failure resulting from component mismatch. For the user, this means more predictable vehicle operation, no need for compromise solutions, and the maintenance of technical consistency across the entire lock system. In the case of vehicles being prepared for resale, an original element from this group positively influences the perception of the car by a potential buyer.

Characteristics of the used component

The offered actuator comes from dismantling and is a used part, which allows for combining original technical specifications with a more favorable repair cost level. This type of solution is particularly attractive for comprehensive door area service, when it is necessary to replace several components at once. A properly selected, used rear left door lock actuator represents a reasonable compromise between quality and budget, enabling the restoration of full functionality of the lock system without sacrificing the original Volkswagen design.

Related components and door area expansion

If you are planning a comprehensive repair or upgrade of the door area in your Volkswagen and need other elements from the same group, such as locks, handles, or storage mechanisms, check the available parts in the Volkswagen storage compartments, doors and locks category. To better plan your repair and simultaneously take care of the future value of the vehicle, it is worth checking out the guide regarding the impact of original used components on the car's price during secondary sale – details can be found in the article Original used parts vs. resale price – how not to lose money?.