Audi A4 B8 Wing Mirror Frame Left N/S Electric Adjuster Base 8K2857409AF

Visual condition of the part

The product shows signs of use visible in the photos.

Audi A4 B8 Wing Mirror Frame Left N/S Electric Adjuster Base with electric adjustment is an original body component designed for precise installation in the factory mounting location. Thanks to the preservation of OEM geometry, it ensures proper support for the mirror glass and stable mounting of the entire assembly to the door. This used component in Phantom Black - Z9Y allows for an aesthetic and functional repair without the need for costly repainting from scratch.

Specifications and technical data

• SKU: RHD-8K2857409AF-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K2857409AF-1
• Substitutable numbers: 8K2857409AF-1, 8K2 857 409 AF
• Location on the vehicle: Left
• Color: Phantom Black - Z9Y
• Category: Mirror Assemblies

Purpose and function of the component

The described mirror base is dedicated to the left side of the Audi A4 B8 generation body and serves as the structural skeleton of the complete wing mirror. It supports the adjustment mechanism, housing, and mirror glass, which is why proper fitment of this component is crucial for mirror stability while driving, even at higher speeds.

The frame is adapted to work with the electric adjustment system, which allows for convenient positioning of the mirror from inside the vehicle. Maintaining the factory design translates into correct operation of the mechanism and proper transfer of loads from the housing to the door.

Color and visual fitment

The component is finished in the factory shade of Phantom Black - Z9Y, which makes it easier to match the vehicle's existing paint configuration. In many cases, this allows for limiting paint work exclusively to potential touch-ups, without the need for full painting of the entire mirror assembly.

A uniform surface finish helps maintain a consistent side profile of the body, and the correct color match minimizes visual differences between the repaired component and other body panels. This is particularly important in post-accident repairs, where both functionality and aesthetics matter.

Installation characteristics

The mirror base frame is designed as a component mounted to the factory mounting points in the Audi A4 B8 door. This makes it possible to maintain:

• the correct position of the mirror relative to the pillar and side window,
• appropriate rigidity of the connection to the door skin,
• compatibility with the standard electric adjustment mechanism.

Such a solution facilitates service work and reduces the risk of incorrect mirror alignment, which could affect the driver's field of vision. The used component allows for an economical repair while maintaining the factory design concept.

Practical application and benefits

Replacing a damaged mirror base with an original frame with an electric adjuster restores full functionality to the visibility zone on the left side of the vehicle. This is particularly important in daily operation, while maneuvering in city traffic, changing lanes, or parking.

The main advantages of this solution include:

• preservation of factory mounting geometry, which affects mirror stability,
• adaptation for electric adjustment, increasing operating comfort,
• original body color, promoting aesthetic integration with the car body,
• possibility of economical repair using a used component.

Integration with other Audi wing mirrors

If you are planning a comprehensive repair or upgrade of the side body area in your Audi and need other components from the same group, such as housings, mirror glasses, or complete assemblies with adjustment, check the available parts in the Audi wing mirrors category.

More practical information on how to effectively use used body components and what to pay attention to when selecting them can be found in the article Replacing body components with used ones – can salvaged body parts look like new?, which discusses the technical and visual aspects of such repairs.