Mercedes SLK R171 Convertible Roof Trim Window Frame Rear Headlining A1717950050

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes SLK R171 Convertible Roof Trim Window Frame Rear Headlining is a precise bodywork trim component designed for installation on the right side. Finished in black, it provides a visually cohesive finish to the door window edge, improving both aesthetics and the sealing of the assembly. This is a practical solution for users looking to restore the factory appearance of the vehicle's side profile.

Specifications and technical data

• SKU: A1717950050
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1717950050
• Substitutable numbers: A1717950050, A 171 795 00 50
• Location on the vehicle: Rear
• Color: Black
• Category: Headliners & Parts

Purpose and function of the component

The rear right door window frame trim for the Mercedes W639 is responsible for the aesthetic and functional framing of the window. This component:

• organizes the contact line between the window and the door panel,
• limits the ingress of dirt around the window edge,
• supports stable window seating within the door structure,
• contributes to a consistent look of the side body section.

Thanks to its precise fit for the specific body model, the frame works with factory mounting points and door geometry, which facilitates installation and ensures predictable fitment.

Color and visual fit

The black shade of the frame is neutral and complements both light and dark body paints well. This allows for:

• maintaining a uniform stylistic line along the side windows,
• easier matching with existing trim elements, such as seals or moldings,
• achieving an orderly, technical look for the window area.

Such a finish is particularly beneficial for the renovation of commercial vehicles, where a clear, functional aesthetic without unnecessary contrasts is valued.

Installation characteristics

The placement of the frame in the rear right section of the vehicle means the component is designed for the specific geometry of the door and window. In practice, this translates to:

• the ability to replicate the factory window edge line,
• easier adjustment of gaps between the window and the door panel,
• reducing the need for additional modifications when replacing a damaged cover.

The frame is part of the Headlining and parts group, which emphasizes its role as an interior and window-area trim element that works in conjunction with other assembly components.

Condition and use in operated vehicles

The item comes from the used market, making it a sensible choice for servicing vehicles in intensive use, such as vans or commercial vehicles. Replacing a worn or damaged cover with a salvaged part allows you to:

• keep repair costs under control,
• maintain compatibility with the original door construction,
• restore the proper appearance and function of the window area without interfering with the body structure.

This solution is particularly useful for gradual vehicle renovation when individual trim elements are being replaced.

Renovation support and additional resources

If you are planning a comprehensive repair or modernization of the window and door area in your Mercedes from the youngtimer era and want to better plan the use of salvaged parts, it is worth checking out the practical tips in the article The second life of a youngtimer – how used car parts rejuvenate cars from 1998–2012. You will find a discussion of modernization scenarios and issues regarding the selection of used components there.

If you are planning a comprehensive repair or modernization of the window and door area in your Mercedes and need other elements from the same group, such as covers, moldings, or window trims, check out the available parts in the Mercedes Headlining and parts category.