Audi A4 B7 Wing Mirror Left Door N/S Outside Brilliant Black - LY9B 8E2858531AA

Visual condition of the part 

The product shows signs of use visible in the photos. 

Audi A4 B7 Wing Mirror Left Door N/S Outside Brilliant Black - LY9B is an original body component designed for installation on the passenger side (N/S). Thanks to its factory finish in the Brilliant Black Metallic - LY9B shade, it ensures a consistent look with the vehicle's paintwork and aesthetic integration with the car's side profile. This is a practical solution for drivers looking for a compatible Audi wing mirror in a used condition.

Specifications and technical data

• SKU: RHD-8E2858531AA-BBL
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E2858531AA
• Substitutable numbers: 8E2858531AA, KD
• Location on the vehicle: Left
• Color: Brilliant Black Metallic - Y9B
• Category: Mirror Assemblies

Purpose and fitment for Audi A4 B7

The presented mirror is structurally prepared for installation on the left side of the vehicle, on the passenger door. The housing geometry and mounting method are consistent with the factory solutions used in the Audi A4 B7 generation, which facilitates the replacement of a damaged component without the need for bodywork modifications.

The original shape of the housing ensures a proper field of view and maintains factory aerodynamics in the side zone. This is particularly important when driving at higher speeds, where mirror stability and noise reduction impact driving comfort.

Brilliant Black Metallic color – visual benefits

The Brilliant Black Metallic - LY9B paint is a characteristic, deep shade of black with a metallic effect, often found in factory Audi configurations. Using this color on the mirror housing allows you to:

• maintain visual consistency with a body in the same shade,
• minimize the need for additional painting after installation,
• maintain aesthetics in line with the Audi A4 B7 styling line.

For many users, this is a practical advantage – with the right body paint match, the mirror can be installed immediately upon delivery.

Construction and function of the wing mirror

As a component in the Wing Mirrors category, the product is responsible for the proper observation of the side and rear zones of the vehicle. A properly selected mirror affects the safety of maneuvers such as changing lanes, overtaking, or parallel parking.

Key functional features of this type of mirror include:

• stable mounting to the door, reducing vibrations while driving,
• housing designed to protect the mirror glass from weather conditions,
• shape matched to the Audi body line, which improves the clarity of the image in the mirror.

Used condition and practical application

The mirror is offered in a used condition, which represents a reasonable compromise between the purchase cost and maintaining the manufacturer's original specifications. For many Audi A4 B7 users, this is an effective solution for post-accident repairs, replacing a component after parking damage, or during gradual body restoration.

Choosing an original mirror from the secondary market allows you to maintain factory fitment with the door and avoid problems typical of lower-quality replacements.

Side zone expansion and related components

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, mirror glass, or complete mirror sets, check the available parts in the Audi Wing Mirrors category.

Additionally, to better plan your service and maintenance budget, it is worth checking out practical tips regarding the most frequently replaced components – you can find them in the article TOP 10 most frequently replaced parts in your car.