Audi A4 B8 Mirror Wing Electric Adjuster Left N/S Volcano Red - Y3M 8K2857409AF

Visual condition of the part

The product shows signs of use visible in the photos.

Audi A4 B8 Mirror Wing Electric Adjuster Left N/S Volcano Red is an original, electrically adjustable body component designed for precise fitment on the driver's side. Thanks to its factory-standard Audi design, it ensures correct viewing geometry, stable mounting, and a consistent look with the vehicle's body line in the Volcano Red Metallic – Y3M shade. This is a practical solution for replacing a damaged mirror or restoring full functionality to the vehicle's side zone.

Specifications and technical data

• SKU: RHD-8K2857409AF-VRE
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K2857409AF
• Substitutable numbers: 8K2857409AF, 8K2 857 409 AF
• Location on the vehicle: Left
• Part type: Standard Mirror Assembly
• Color: Volcano Red Metallic - Y3M
• Category: Mirror Assemblies

Purpose and function in the vehicle

The presented mirror is designed for the left side of the vehicle, which is crucial for safety and driving ergonomics. The electric adjustment mechanism allows for convenient positioning of the glass from inside the car, without the need for manual adjustment. This enables the driver to quickly adapt the field of view to their seating position, improving control over the vehicle's surroundings during maneuvering, lane changes, or parking.

The original Audi construction ensures proper fitment with the door, the correct tilt angle, and compatibility with factory mounting points. This is particularly important for post-accident repairs, where maintaining factory body parameters and proper airflow along the side of the car is essential.

Volcano Red Metallic – Y3M color and visual matching

The Volcano Red Metallic – Y3M paint is a distinctive metallic red shade used in Audi models, which emphasizes the dynamic body line. Using a mirror in the same color code allows you to reduce or completely eliminate the need for repainting the component, which shortens repair time and lowers costs.

Color matching is not only aesthetically important but also practical – a uniform paint surface facilitates subsequent maintenance and polishing, and helps maintain a consistent vehicle appearance after repair. This solution is particularly beneficial for professional restorations and when reselling the car, where visual consistency of all body elements counts.

Construction, adjustment, and mounting aspects

The mirror belongs to the Wing Mirrors group, meaning it has been designed for resistance to weather conditions, vibrations, and daily use. The electric adjustment system allows for precise positioning of the glass in several planes, which is important both in city traffic and on the road. The design intended for the Audi A4 B8 allows for installation in place of the factory component, while maintaining the original door line and seals.

As a used part, the mirror represents a reasonable compromise between repair cost and maintaining original build quality. In practice, this means the ability to restore full functionality to the vehicle's side zone without the need to resort to aftermarket replacements with uncertain fitment. For workshops and individual users, this is a solution that allows for efficient, technically correct component replacement.

Application in Audi A4 B8 service and restoration

This mirror will work particularly well in situations where there has been mechanical damage to the housing or the adjustment mechanism on the driver's side, as well as during comprehensive body restoration after a collision. Thanks to the preservation of factory geometry and electric adjustment, it is possible to recreate the original performance parameters of the vehicle, which is significant for both driving comfort and safety.

If you are planning a comprehensive repair or upgrade of the side zone in your Audi and need other elements from the same group, such as housings, glass inserts, or complete sets with adjustment, check the available parts in the Audi Wing Mirrors category.

Additional information and technical support

When selecting used body and equipment components, it is worth paying attention to the compatibility of the body version, model year, and the vehicle's electrical equipment. An original Audi mirror ensures predictable performance in operation and compatibility with factory installations, which facilitates assembly and reduces the risk of adjustment issues.

If you are interested in a broader context of selecting used OEM components, service principles, and the impact of individual elements on car comfort, it is worth reading the guide: Air conditioning and heating – part selection and maintenance for year-round comfort. Although it concerns a different group of components, it presents an approach to selecting original components that can also be applied to body and equipment elements, such as wing mirrors.