Mercedes Vito Viano W639 Rear Tailgate Hatch Door Lock Plate Cover A6397660462

Mercedes Vito Viano W639 Rear Tailgate Hatch Door Lock Plate Cover is an original body component designed for the rear of the vehicle, responsible for the stable mounting of the lock mechanism. Thanks to its factory design, it ensures secure closing of the tailgate and proper cooperation with other locking components. It is a practical solution for users who want to restore the correct operation of the tailgate without compromising on fitment.

Specifications and technical data

• SKU: A6397660462
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6397660462
• Substitutable numbers: A6397660462, A 639 766 04 62
• Location on the vehicle: Rear
• Category: Boot & Hatch Lids

Purpose and function of the lock plate

The tailgate lock plate in Mercedes Vito and Viano W639 models is responsible for the stable connection of the lock to the body structure at the rear of the vehicle. This component:

• maintains the lock in the correct operating position relative to the tailgate and the loading sill,
• ensures repeatable, secure locking of the tailgate every time it is closed,
• minimizes unwanted play and vibrations in the lock area,
• supports the sealing of the rear body section by properly pulling the tailgate shut.

By maintaining the factory geometry of the mount, it is possible to maintain stable operation of the lock mechanism and comfortable use of the cargo space, especially in vehicles used intensively, such as vans and crew buses.

Benefits of using an original Mercedes component

Choosing a tailgate lock plate from the Mercedes brand means maintaining compliance with factory design standards. The original component:

• is matched to the characteristic structure of the Vito/Viano W639 rear body,
• allows for installation without modifications, while maintaining the intended mounting points,
• works with the original lock and other tailgate components,
• allows for maintaining the technical consistency of the vehicle, which is important for future repairs and diagnostics.

Using an original mount is particularly important in commercial vehicles, where tailgate reliability affects daily work, cargo safety, and the convenience of loading and unloading.

Installation characteristics and application in the rear of the vehicle

The component has been designed to work in the rear area of the vehicle, in the tailgate zone. Its design allows for:

• precise alignment of the lock relative to the striker and tailgate seals,
• maintaining adequate rigidity of the connection to the body,
• reducing the risk of the lock shifting during frequent opening and closing of the tailgate,
• easier adjustment of the lock position during service.

Such a solution allows for maintaining a repeatable tailgate closing line, which translates into acoustic comfort inside the vehicle and protection against water and contaminants entering the cargo area.

Component condition and practical aspects

The offered lock plate comes from the Tailgates and rear parts category, meaning it was designed specifically for operation in the demanding rear body area. The used component is a reasonable choice for users who want to optimize repair costs while maintaining the original design and compatibility with factory Mercedes solutions.

In practice, using such a component allows for restoring proper tailgate locking, reducing rattles and play in the rear of the vehicle, and increasing the comfort of daily operation – both in private and fleet applications.

If you are planning a comprehensive repair or upgrade of the rear body area in your Mercedes and need other elements from the same group, such as tailgate hinges, lift supports, or additional mounting hardware, check out the available parts in the Mercedes tailgates and rear parts category.

For drivers interested in a broader perspective on the cost-effectiveness of using aftermarket components, including solutions used in other brands, an article discussing the durability and use of used parts may be helpful – you can find it here: Volkswagen – solidity and reliability. Why are used VW parts a reasonable choice?.