Mercedes R171 Windscreen A-Pillar Trim Left N/S Benitoite Blue - 950 A1716900139

The left front windshield A-pillar trim in Benitoite Blue Metallic is an original body part designed for Mercedes R171 models. It provides an aesthetic finish to the windshield edge, proper seal guidance, and stable mounting in the driver's side A-pillar area. This is a practical solution for users who want to restore the factory appearance and color consistency of the bodywork after body and paint repairs.

Specifications and technical data

• SKU: A1716900139-BEB
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1716900139
• Substitutable numbers: A1716900139, A 171 690 01 39
• Location on the vehicle: Left
• Color: Benitoite Blue Metallic - 950
• Category: Window Seals, Gaskets & Trims

Intended Use and Function of the Part

The presented A-pillar trim is designed as a dedicated finishing element in the front windshield area on the left side of the vehicle. It is responsible for:

• covering the edge of the windshield and adjacent body parts,
• guiding and supporting the seal along the A-pillar,
• maintaining a consistent body styling line,
• reducing air turbulence around the windshield.

Thanks to its factory fit to the Mercedes R171 body structure, the part allows for precise installation without the need for modifications.

Benitoite Blue Metallic Color – Visual Matching

The trim is finished in the Benitoite Blue Metallic shade, which allows for maintaining uniform color with other body panels painted in the same color code. The metallic coating ensures:

• a cohesive visual appearance in the front windshield area,
• an aesthetic transition between the glass and the body,
• easier matching when replacing a single element after local repair.

This is particularly important in post-accident repairs, where the aim is to recreate the original appearance of the vehicle without visible shade differences.

Mounting and Usage Characteristics

The left-side A-pillar trim is structurally prepared for mounting in the factory body attachment points. In practice, this means:

• maintaining the correct geometry relative to the windshield and roof,
• proper adhesion to the window seal,
• stable seating during vehicle operation.

The part belongs to the Window Seals and Trim group, which emphasizes its role in sealing and finishing the area around the windshield, as well as protecting the sheet metal edges from external factors.

Condition and Service Application

The offered trim is a used part, making it a practical choice for service repairs where compliance with the original manufacturer's specifications and cost control are important. It is particularly useful in situations where:

• the damaged trim needs to be replaced after a collision or windshield crack,
• the A-pillar area is being renovated after bodywork,
• there is a need to restore the factory appearance of the vehicle.

Using an original part from the same construction group allows for maintaining proper fit with the windshield, roof, and doors, which is important for both aesthetics and driving comfort.

Expansion of Modernization for Mercedes Windows and Trim

If you are planning a comprehensive repair or modernization of the window area and adjacent trim on your Mercedes and need other parts from the same group, such as side window trim, guide seals, or additional finishing profiles, check the available parts in the Mercedes Window Seals and Trim category.

To better plan service work on your star-branded car, you can also use practical tips on operation and component selection, available in the article Reliability Under the Star – How to Care for Engine Components in Popular Mercedes-Benz C-Class and E-Class Models?.