Wing Mirror Glass Mercedes R171 CL203 C207 Left Mirror Glass N/S A1718101321

The Mercedes R171 CL203 C207 Left Exterior Mirror Glass is an original part from the Exterior Mirrors category, designed for precise installation on the driver's side. This used OEM component ensures a proper fit with the mirror housing, maintaining factory geometry and clear visibility while driving.

Specifications and technical data

• SKU: A1718101321
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1718101321
• Substitutable numbers: A1718101321, A 171 810 13 21
• Location on the vehicle: Left
• Category: Mirror Assemblies

Purpose and Fitment

The presented Mercedes Left Mirror Glass is designed as a body part mounted on the left side of the vehicle. Thanks to its construction compliant with the factory Mercedes standard, the glass works with the original mirror body, maintaining the correct viewing angle and user ergonomics for the driver.

Its original origin from the Mercedes-Benz OE range means that the shape, radius of curvature, and mounting method are consistent with solutions used in R171, CL203, and C207 models, facilitating installation and reducing the risk of improper fit.

Mirror Glass Construction and Function

The mirror glass is part of the elements responsible for safe observation of the vehicle's side and rear areas. The appropriately selected reflective surface allows for blind spot control and assessment of the distance of approaching vehicles from behind, which is important when changing lanes, overtaking, and parking.

The element is prepared for installation in the factory mirror bracket, enabling:

• maintenance of the correct glass position relative to the housing,
• stable seating during high-speed driving,
• proper cooperation with the mirror adjustment mechanism (if present in the specific vehicle).

Condition and Benefits of Using a Used Part

The offered mirror glass is a used part, representing a reasonable compromise between repair cost and maintaining original manufacturing quality. In practice, this means the possibility of restoring full functionality to the exterior mirror without the need to invest in a complete new module.

Using original used glass allows you to:

• maintain a consistent appearance with other body elements,
• preserve the factory optical parameters of the mirror,
• reduce the time required for fitting and installation.

Application in Service Practice

This item from the Exterior Mirrors category is suitable for both post-accident repairs and for replacing glass damaged due to wear and tear (cracks, scratches, loss of clarity). Thanks to its factory standard of manufacturing, it is appropriate for workshops specializing in the Mercedes brand as well as for users who service their vehicles independently.

If you are planning a comprehensive renovation of the side visibility system in your Mercedes and also need other parts from this group, such as complete mirror modules, housings, or additional inserts, check the available parts in the Mercedes Exterior Mirrors category.

Additional Technical and Operational Information

Before installation, it is recommended to verify the compatibility of the glass with the specific vehicle body version and year, as well as to check the condition of the adjustment mechanism in the existing mirror. A correctly selected part allows for quick installation and restoration of full functionality without additional modifications.

If you are interested in a broader context of premium car operation, including the characteristics of all-wheel drive systems and typical service items, it is worth reading the article discussing the comparison of AWD systems – xDrive, 4Matic, quattro, or 4Motion – a comparison of AWD systems from BMW, Mercedes, Audi, and VW.