Mercedes R171 C-Pillar Column Roof Trim Left N/S Iridium Silver 775 A1717940128

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes R171 C-Pillar Column Roof Trim Left N/S Iridium Silver 775 is an original body component from the Convertible roofs, cars and parts category, designed for installation on the left side of the vehicle. This part in Iridium Silver Metallic helps maintain the visual consistency of the bodywork and the proper geometry of the roof structure in a Mercedes convertible.

Specifications and technical data

• SKU: A1717900319-IRS
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1717900319
• Substitutable numbers: A1717900319, A 171 790 03 19, A1717940128, A 171 794 01 28
• Location on the vehicle: Left
• Color: Iridium Silver Metallic - 775
• Category: Hardtops, Roof Panels & Parts

Purpose and function of the component

The presented C-pillar plays an important role in the side roof structure of the convertible, stabilizing the rear roof column area on the left side. It is responsible for the correct alignment of the body lines, maintaining panel gaps, and ensuring the proper seating of adjacent trim elements.

Thanks to its precise fit for the specific Mercedes R171 generation, this component allows for the restoration of the factory body geometry after bodywork repairs or the replacement of a damaged roof trim.

Iridium Silver Metallic color – benefits for repairs

The Iridium Silver Metallic - 775 color is a popular, elegant shade of silver used in Mercedes models, which effectively masks minor dirt and optically emphasizes the body lines. Using a component in the original paint code significantly simplifies the repair process, reducing the scope of painting to a minimum or allowing it to be omitted entirely if the visual match is satisfactory.

This is a practical solution when replacing individual convertible roof components, especially when you want to maintain a consistent look without interfering with larger body surfaces.

Vehicle placement and fitment

The C-pillar is designed for installation on the left side of the vehicle, in the rear part of the roof structure. Proper placement ensures:

• correct fitment with the side line of the convertible roof,
• stable connection with adjacent body panels,
• maintenance of factory gaps and geometry in the rear roof column zone.

Its original Mercedes origin ensures compatibility with factory mounting points and facilitates installation in place of a worn or damaged part.

Product characteristics and application

The element comes from the Convertible roofs, cars and parts segment, meaning it was designed with the specific loads and operation of the roof structure in an open-top body in mind. It is particularly useful in situations where:

• it is necessary to replace a damaged roof trim or column on the left side,
• you are carrying out post-accident repairs in the rear part of the body,
• you want to restore the aesthetics and continuity of the side line in a Mercedes R171 convertible.

The used condition allows for an economical repair while maintaining the manufacturer's original design specifications.

Expanding repairs within the convertible roof area

If you are planning a comprehensive repair or upgrade of the roof area in your Mercedes and need other components from the same group, such as additional trims, panels, or structural reinforcements, check out the available parts in the Convertible roofs, cars and parts Mercedes category.

Knowledge about used parts – how to buy consciously

When choosing used body components, it is worth knowing the basic principles of assessing condition and fitment to achieve a predictable visual and functional result after installation. Additional tips on purchasing used body components and ways to combine savings with care for the car's appearance can be found in the article Used car parts for Mini Cooper – a way for style and savings, the advice of which can be successfully applied to other brands as well, including Mercedes.