Mercedes W639 Side Rail Cover Rear Right O/S Sliding Door Panel Brilliant Silver

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W639 Side Rail Cover Rear Right O/S Sliding Door Panel Brilliant Silver is an original body component from the Doors and door panels category, designed for installation on the rear right side of the sliding door. This precisely profiled trim serves as a guide rail cover, enhancing the protection of the door mechanism and improving the aesthetics of the side body area in the characteristic Brilliant Silver Metallic color.

Specifications and technical data

• SKU: A6396913108-BRS
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6396913108
• Substitutable numbers: A6396913108, A 639 691 31 08
• Location on the vehicle: Rear, Right
• Color: Brilliant Silver Metallic - 9744
• Category: Doors & Door Skins

Purpose and function of the component

The presented trim is designed for installation on the rear right side of the vehicle, in the area of the side door guide rail. Its functions include:

• protecting the rail and guide components from road debris,
• limiting the impact of moisture and minor mechanical damage on the door mechanism,
• completing the side body line in accordance with the manufacturer's original design.

Thanks to its precise fit for the specific body model, the trim ensures stable mounting and a visually consistent alignment with the door edges and side panels.

Color and visual fit

The Brilliant Silver Metallic finish allows for maintaining a uniform look of the side bodywork in vehicles painted in this color. The metallic coating blends well with factory bumpers, moldings, and other body elements, which facilitates the aesthetic replacement of a damaged cover without the need for additional styling modifications.

Installation characteristics

As a component from the Doors and door panels group, the trim is prepared for installation at factory mounting points on the rear right side of the vehicle. The design, intended for a specific body generation, facilitates:

• maintaining proper sliding door operation,
• correct alignment with adjacent body panels,
• reducing the need for additional adjustment work by a body shop or paint shop.

The element can be used both for post-accident repairs and for replacing a worn or corroded rail cover.

Condition and service application

The product is offered as a used part, which allows for economical vehicle repair while maintaining the original geometry and character of the body. Such components are frequently used in professional body and paint shops as well as fleet repairs, where compliance with factory specifications and reasonable replacement costs are prioritized.

Expanding repairs within the side door area

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

For users interested in a broader context regarding the use of branded body components and mechanical parts in premium class cars, an article describing the differences between standard parts and sport/performance lines may be helpful – you can find it here: BMW M Performance: how do BMW M components differ from standard ones?.