Mercedes Vito W639 Door Hinge Rear Right O/S Trunk Lower Jaspisblau Blue - 345

Mercedes Vito W639 Door Hinge Rear Right O/S Trunk Lower Jaspisblau Blue is a precise, original structural component of the tailgate, designed for installation on the right side. It enables stable guidance of the trunk door, ensuring smooth opening and closing as well as proper maintenance of the body geometry. Thanks to its fitment for the specific Mercedes W639 generation, this hinge provides a functional and technically safe solution for body repairs.

Specifications and technical data

• SKU: A6397401437-JAS
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6397401437
• Substitutable numbers: A6397401437, A 639 740 14 37, KD
• Location on the vehicle: Rear, Right
• Color: Jaspis Blue Metallic - 345 / 5345
• Category: Lift Supports, Latches, Hinges & Additional Parts

Purpose and function of the hinge

The presented hinge operates in the rear part of the body, on the right side, and is responsible for the load-bearing connection between the trunk door and the vehicle structure. Its tasks include:

• maintaining the correct axis of rotation for the trunk door,
• ensuring controlled movement of the tailgate during opening and closing,
• reducing unwanted play and displacement in the mounting area,
• stabilizing the position of the door relative to seals and body elements.

This makes it possible to maintain the tightness of the luggage compartment and ensure proper closing of the tailgate, which translates into user comfort and the reduction of unwanted noises while driving.

Fitment for Mercedes W639

The element has been designed specifically for the construction of the Mercedes W639, taking into account the characteristic geometry of the rear body section. The appropriate shaping of the hinge arm and the mounting points allow for installation in factory locations without the need for modifications. Such fitment helps maintain the original body line and the correct alignment of the trunk door with the fenders and bumper.

The placement on the vehicle in the rear, right body zone facilitates the identification of the correct component when replacing a damaged hinge, minimizing the risk of selecting an unsuitable part.

Color and visual aspect

The hinge is finished in the Jaspis Blue Metallic - 345 / 5345 shade, which allows for consistent matching to the bodywork in this color without the need for additional painting in areas visible after opening the tailgate. This is especially important in vehicles where the aesthetics of the luggage compartment and internal body edges are maintained.

Selecting an element in the correct color limits the scope of paintwork and speeds up the repair process, which is beneficial for both workshops and individual users.

Characteristics of the used element

The offered hinge comes from the Gas springs, locks, hinges and other parts group, which means it is part of the system responsible for the mechanical operation of doors and tailgates in the vehicle. As a used element, it has been verified for suitability for further use, with an emphasis on maintaining its load-bearing function and correct operation on the axis of rotation.

This type of component is particularly useful for post-accident repairs, replacing worn-out hinges, or correcting tailgate geometry when problems with closing, rubbing against the body, or uneven gaps occur.

Integration with other body elements

The hinge works with other tailgate components, such as gas springs or locks, creating a complete system responsible for operating the trunk. A correctly selected and installed element allows for:

• even distribution of loads during opening and closing,
• maintaining the stability of the tailgate in the open position,
• reducing stress in the body mounting zone.

In practice, this translates into a longer service life of the entire system and more predictable behavior of the trunk door in daily use.

If you are planning a comprehensive repair or modernization of the rear body zone in your Mercedes and need other elements from the same group, such as tailgate support springs, lock mechanisms, or additional hinges, check the available parts in the Gas springs, locks, hinges and other parts Mercedes category.

For a comparison of approaches to economical car operation and repair cost optimization, it is worth reading the advice regarding another popular brand – you can find practical tips in the article Economical operation of a Ford – where to look for the greatest savings in mechanical and body repairs.