Mercedes W639 Rail Trim Right O/S Sliding Door Moulding Carbon Black - 040

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W639 Rail Trim Right O/S Sliding Door Moulding Carbon Black - 040 is an original body component from the Doors and door panels category, designed for the right side of the vehicle. The trim in the elegant Carbon Black - 040 finish allows for an aesthetic and technically correct replacement of a damaged element in the side body area, maintaining the vehicle's factory character.

Specifications and technical data

• SKU: A6396913308-CBL
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6396913308
• Substitutable numbers: A6396913308, A 639 691 33 08
• Location on the vehicle: Right
• Color: Carbon Black - 040
• Category: Doors & Door Skins

Purpose and function of the component

The described trim is dedicated to the right side of the sliding door in Mercedes W639 series models. As a component from the Doors and door panels category, it is responsible for the aesthetic finish of the side body section and the proper guidance and protection of the sliding door edge. A correctly selected trim helps maintain the consistency of the vehicle's side line, reduces the risk of corrosion in the door edge area, and improves the visual quality of the entire side zone.

Color scheme and visual fit

The Carbon Black - 040 finish ensures consistency with the factory Mercedes paint palette, which makes it easy to match the trim to the existing body paint. As a result, after installation, the element harmoniously fits into the vehicle's side line, without the effect of an "alien" color or shade. This solution is particularly beneficial for post-accident repairs and when replacing individual components, where maintaining the original look of the car is a priority.

Technical characteristics and installation

The trim is designed for installation on the right side of the vehicle, in the sliding door area. The design, based on factory Mercedes solutions, facilitates matching to the original mounting points on the body. Consequently, the installation process is orderly, without the need for body modifications, which is important both from the point of view of durability and subsequent anti-corrosion protection.

The component comes from the used original parts segment, which allows for maintaining compliance with the factory body geometry and the characteristic pressings of the sliding door. In practice, this translates into better fitment with adjacent panels and a reduction in the need for additional adjustment work.

Practical application and benefits of replacement

Replacing the sliding door trim on the right side is particularly recommended in situations where the existing element is mechanically damaged, deformed, or corroded. Using an original Mercedes trim allows you to:

• restore the correct side line of the body,
• limit the exposure of the door edge to external factors,
• maintain a consistent vehicle appearance after bodywork repairs,
• preserve compliance with the manufacturer's factory standards.

For body and paint shops as well as users who care about technically correct repairs, using an original trim is a beneficial solution in terms of quality and installation.

Integration with other body components

The sliding door trim works in conjunction with other components of the side body section, such as door panels, seals, and guides. Proper fitment of this element affects the aesthetics of the entire sliding door zone and the comfort of daily vehicle operation. In the case of comprehensive side body repairs, it is worth treating the trim replacement as an integral stage of restoring the car's factory appearance.

If you are planning a comprehensive repair or upgrade of the sliding door zone in your Mercedes and need other components from the same group, such as skins, reinforcements, or additional trims, check the available parts in the Mercedes Doors and door panels category.

For users interested in a broader approach to vehicle maintenance, including the proper operation of systems responsible for driving comfort, the guide article Air conditioning and heating – selecting parts and maintenance for year-round comfort, which describes the principles of selecting used OEM components and service schedules, may be helpful.