Mercedes Vito W639 Door Lock Front Right O/S Latch Catch Actuator A6397200800

The Mercedes Vito W639 Front Right Door Lock is a component from the Locks and Latches group, responsible for precise locking, unlocking, and cooperation with the central locking actuator. This complete lock mechanism with latch and actuator is designed for installation in the front right door, ensuring reliable operation of the opening and closing system in your Mercedes Vito.

Specifications and technical data

• SKU: rhd-A6397200800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6397200800
• Substitutable numbers: A6397200800, A 639 720 08 00, KD
• Location on the vehicle: Front, Right
• Category: Exterior Locks & Lock Hardware

Purpose and Function in the Vehicle

The presented front right door lock has been specifically designed for Mercedes Vito W639 models, located in the front – right side of the body. It is responsible for cooperation with the external and internal door handles, the locking mechanism, and the vehicle's electrical system, enabling efficient opening, closing, and locking of the driver's or passenger's door on the exterior side.

This element integrates the lock mechanism, latch, and actuator, thus forming a cohesive working module for the central locking system. A properly functioning lock in this position directly impacts the comfort of daily use and the security of cabin access.

Construction and Technical Characteristics

The lock mechanism relies on precise gears and pawls cooperating with door rods and the electrical system. The integrated actuator is responsible for automatic locking and unlocking upon a signal from the remote control or an interior button. The construction, as designed by the vehicle manufacturer, ensures proper latch guidance, stable positioning, and repeatable operation over a long period of use.

As a component from the Locks and Latches group, this lock has been developed to work with the factory mounting points in the door, which simplifies installation and reduces the need for additional modifications. The appropriate shaping of the housing and mounting points allows for proper alignment with the door sheet metal, window guides, and other internal components.

Benefits of Using an Original Door Lock

Using an original front right door lock in a Mercedes Vito W639 offers a range of practical benefits:

• maintaining the factory functionality of the central locking and latching system,
• proper cooperation with the factory electrical system and control,
• precise fit to the construction of the front right door,
• stable mechanism operation in daily vehicle use,
• reducing the risk of problems with door closing, locking, or accidental opening.

By preserving the original geometry and operating parameters, the lock allows for the restoration of correct opening and closing system functionality without the need for modifications to factory solutions. This is particularly important in commercial vehicles, where reliable cabin access directly impacts work comfort and operation.

Condition, Fitment, and Installation

The offered item is a used part, which means it comes from disassembly and has been verified for its suitability for further use. This type of solution allows for economical repair of the locking system while maintaining the original vehicle manufacturer's specifications. The lock is designed for installation in the factory mounting points in the front right door, using existing mechanical and electrical connections.

During replacement, it is recommended to pay attention to the correct routing of rods, proper connection of electrical connectors, and adjustment of the lock's position relative to the striker on the pillar to achieve smooth door closing and proper latching. In many cases, installation can be carried out based on standard service procedures for this model.

Expanding Modernization and Knowledge about Used Parts

If you are planning a comprehensive repair or modernization of the access area in your Mercedes and need other components from the same group, such as rear door locks, side latches, or central locking actuators, check the available parts in the Mercedes Locks and Latches category.

If you want to better utilize the potential of used components when upgrading or refreshing your car, it is worth familiarizing yourself with the tips in the article Best Used Parts for Your Car Tuning, where you will find practical advice on selecting and safely using used components.