Mercedes Vito Viano W639 Tailgate Boot Lock Latch Mechanism Rear A6397401535

Mercedes Vito Viano W639 Tailgate Boot Lock Latch Mechanism Rear is a factory-original component from the Internal locks and latches group, designed for the rear body section. It ensures secure locking of the tailgate, stable operation of the opening mechanism, and proper integration with the factory Mercedes vehicle locking system.

Specifications and technical data

• SKU: A6397401535
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6397401535
• Substitutable numbers: A6397401535, A 639 740 15 35, A 639 740 12 35, A6397401235, KD
• Location on the vehicle: Rear
• Category: Interior Locks & Lock Hardware

Purpose and function of the tailgate lock

The presented lock is dedicated to the vehicle's tailgate, where it is responsible for secure closing and latching of the trunk. A properly functioning mechanism in this area is crucial for protecting transported cargo, maintaining body tightness, and ensuring the comfort of daily use of the commercial vehicle.

The component belongs to the Internal locks and latches group, which means it works in conjunction with other locking system components, such as rods, handles, or actuators, creating a cohesive locking system for the rear of the vehicle.

Construction and fitment for Mercedes Vito W639

The lock has been designed specifically for the tailgate construction of the Mercedes Vito W639, ensuring:

• correct positioning of mounting points relative to the body,
• proper geometry of the catch and latch,
• compatibility with the factory opening mechanism from both the outside and inside.

Such fitment minimizes the need for installation modifications and allows for maintaining the original operating line of the tailgate, which translates into stable closing and repeatable latching during daily use.

Performance characteristics and advantages

As a component from a Mercedes vehicle, the tailgate lock is distinguished by a construction that complies with the manufacturer's factory standards. In practice, this means:

• maintaining proper cooperation with the existing vehicle locking system,
• adequate rigidity and mechanical resistance of the lock housing,
• the possibility of re-installation in place of the original component without interfering with the body structure.

The used nature of the part allows for an economical repair of the tailgate while maintaining the original design specifications, which is particularly important for vehicles used intensively in transport and services.

Installation zone – rear of the vehicle

The lock is intended for installation in the rear part of the vehicle, in the area of the tailgate or cargo space. Proper seating in this location affects:

• maintaining the correct position of the tailgate relative to the seals and body,
• reducing play and vibrations while driving,
• stable latching during frequent opening and closing of the cargo space.

As a result, the lock supports the maintenance of the functionality of the rear body section, which is significant in both private and fleet applications.

Integration with other Mercedes internal locks and latches

If you are planning a comprehensive repair or upgrade of the rear body zone in your Mercedes and need other elements from the same group, such as additional latches, locking mechanisms, or internal tailgate locks, check the available parts in the Mercedes internal locks and latches category.

Why choose used OEM components

For vehicles used intensively, the use of used original components allows for maintaining the technical consistency of the car at reasonable service costs. If you want to better understand the benefits of choosing second-hand parts, check out the article Smart Skoda servicing – why second-hand parts are the best choice for your wallet, where practical aspects of using used OEM components are discussed.