Mercedes Vito W639 Striker Lock Rear Door Boot Trunk Tailgate Lug A6397400003

The Mercedes Vito W639 Rear Door Latch Striker is a precise component of the rear body closing mechanism, specifically designed for Mercedes vehicles. It is responsible for securely latching the rear tailgate or doors, ensuring a safe closure, reducing play, and improving the vehicle's operational comfort. Thanks to a design matched to factory mounting points, it offers a practical solution for repairs to the rear body closing system.

Specifications and technical data

• SKU: A6397400003
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6397400003
• Substitutable numbers: A6397400003, A 639 740 00 03, BG
• Location on the vehicle: Rear
• Category: Lift Supports, Latches, Hinges & Additional Parts

Purpose and Function of the Rear Tailgate Latch

The rear door latch striker in the Mercedes Vito W639 operates in the rear section of the body, working in conjunction with the lock and hinges to ensure proper closing and holding the tailgate in the closed position. A correctly selected element of this type:

• stabilizes the tailgate or rear doors while driving,
• reduces unwanted vibrations and noise in the rear of the vehicle,
• supports the proper functioning of the entire closing mechanism.

The correct fit of the latch is important for both acoustic comfort and the safety of the cargo carried in the luggage or cargo area.

Compatibility and Fit for Mercedes Vito W639

The Mercedes Vito W639 Rear Door Latch Striker has been developed as a dedicated component for the rear of this model, facilitating installation at factory mounting points. Using an original solution from the Gas Springs, Locks, Hinges, and Other Parts group helps maintain the vehicle's structural integrity and predictable tailgate behavior during daily operation.

By maintaining geometry consistent with factory specifications, the latch works with the existing lock and hinges without requiring modifications, which reduces service time and minimizes the risk of closing issues.

Component Characteristics and Service Application

The offered latch is part of the mechanical components responsible for closing and latching the rear of the vehicle. In practical service, it is most often used in situations where:

• the tailgate or rear doors do not close properly,
• there is noticeable play in the closing mechanism,
• knocking or rattling sounds occur in the rear of the body while driving.

Using a correctly selected latch allows for the restoration of proper closing system operation, which is important for both commercial and passenger vehicles based on the Vito W639 platform.

Mounting Location and User Aspects

The component is designed for installation in the rear of the vehicle, in the area of the tailgate or rear doors. Its placement in this zone means the latch operates under conditions exposed to variable loads, moisture, and dirt, so its technical condition directly affects:

• the rigidity of the rear tailgate closure,
• ease of opening and closing,
• the overall comfort of using the cargo space.

Selecting the correct component for a specific Vito W639 body version is crucial for maintaining proper closing geometry and avoiding leaks in the rear of the vehicle.

Expansion of the Closing System and Related Parts Offer

If you are planning a comprehensive repair or upgrade of the rear body area in your Mercedes and need other parts from the same group, such as locks, hinges, or tailgate support springs, check the available parts in the category Gas Springs, Locks, Hinges, and Other Mercedes Parts.

When planning more extensive service work or vehicle upgrades, it is also worth familiarizing yourself with advisory materials regarding the structural differences between high-performance versions and standard models – the article Audi RS vs. Other Models – What's Under the Hood and Chassis?, which discusses, among other things, the impact of technical solutions on component durability, may be helpful.