Mercedes R171 Windscreen A-Pillar Trim Left N/S Obsidian Black-197

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes R171 Windscreen A-Pillar Trim Left N/S Obsidian Black is an original body component from the Doors and door panels category, designed for installation on the left side of the vehicle. This precisely manufactured pillar trim in Obsidian Black Metallic allows for an aesthetically pleasing and technically correct restoration of the factory body line, maintaining color consistency with the vehicle's paintwork.

Specifications and technical data

• SKU: A1716900139-OB
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1716900139
• Substitutable numbers: A1716900139, A 171 690 01 39
• Location on the vehicle: Left
• Color: Obsidian Black Metallic - 197
• Category: Trim

Purpose and function of the component

The left A-pillar trim is responsible for the aesthetic finish of the front door frame section and protects the pillar structure from external factors. This element visually stabilizes the window and door line while complementing the factory body trim package in Mercedes R171 series models. Thanks to its specific profile, the trim works in conjunction with door seals and the windshield, which reduces wind noise and improves the overall refinement of the bodywork.

Color and visual fit

The Obsidian Black Metallic finish ensures consistency with the factory body paint in this color, allowing you to avoid or minimize the need for additional painting. The metallic structure of the coating blends well with other body elements, such as the hood, fenders, or doors, creating a uniform, elegant side profile. This is particularly important for post-accident repairs and vehicle restoration, where maintaining the original stylistic character is essential.

Installation characteristics

The A-pillar trim has been designed as a component dedicated to a specific body zone on the left side, which facilitates correct positioning relative to the door and windshield. The design is intended to work with factory mounting points, ensuring that the installation process is orderly and repeatable. Proper seating of the trim allows for maintaining tightness around the door and reduces the risk of stress on adjacent body panels.

Condition and use in repairs

This component comes from the secondary market, making it an attractive solution for economic repairs where combining quality with reasonable cost is important. This type of trim is suitable both for the local replacement of a damaged cover and for broader body and paint work in the front section of the vehicle. Using an original component allows for maintaining proper fitment with the doors, windows, and other trim elements.

Integration with other body elements

The A-pillar trim works with the doors, side window, and seals, creating a cohesive functional system. A correctly selected component limits moisture penetration around the pillar and helps maintain the stable geometry of adjacent panels. This is especially important in vehicles used daily, where the body is exposed to changing weather conditions and operational loads.

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

For users interested in deepening their knowledge of technical solutions used in modern vehicle systems, including ways to optimize service costs through the use of secondary market components, the following article may be helpful: EGR: what it is and why it is worth considering used EGR valves.