The Audi A4 B8 Auto Photochromic Interior Rearview Mirror is a factory-fitted cabin feature designed to improve driving comfort and safety. The auto-dimming design reduces glare from following headlights, resulting in stable visibility and more confident driving at night.

Specifications and technical data

• SKU: 8R0857511B-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8R0857511B-1
• Substitutable numbers: 8R0857511B-1, 8R0 857 511 B-
• Location on the vehicle: Rear
• Color: Black
• Category: Rear View Mirrors

Purpose and function of the auto photochromic mirror

This mirror is a rearview mirror mounted inside the vehicle, at the top of the windshield. Its auto photochromic technology allows the mirror to automatically darken in response to intense rear light, without the need for manual adjustment.

Such a solution:

• reduces eye fatigue when driving at night,
• improves the readability of the situation behind the vehicle,
• reduces the risk of momentarily blinding the driver.

Construction, colors and integration with the interior

The mirror has a compact, uncluttered design, designed for installation in the rear passenger compartment, near the upper edge of the windshield. The black housing blends well with the typical Audi interior design, creating a cohesive visual element with the headliner, dashboard, and pillars.

The neutral color scheme makes it easy to use in both dark and lighter cabin finishes, while maintaining an aesthetic, uncluttered cockpit appearance.

Installation parameters and fit for Audi

The mirror was designed for use in the B8 generation Audi A4, retaining the factory mounting points. This allows for:

• maintaining the original geometry of the field of view,
• consistent fit to the glass and headliner,
• easier installation in place of the existing element.

Manufacturer markings and available reference numbers allow for precise verification of compatibility with a specific vehicle equipment version, which is important when selecting a used component.

Product status and practical application

The mirror offered is a used item, which means it has been disassembled and may show signs of normal wear and tear, while maintaining the functionality expected by the manufacturer. This type of part is suitable for:

• replacement for a damaged interior mirror,
• solution to restore the auto photochromic function,
• economical alternative to a new OEM component.

For the user, this means the ability to restore driving comfort after dark and improve the ergonomics of using the mirror without interfering with the vehicle’s structure.

Why choose the Audi A4 B8 auto photochromic rearview mirror?

Choosing an original auto-dimming interior mirror is a solution that combines safety, comfort, and model-specific fit. Using a factory component minimizes the risk of installation issues, while auto photochromic technology significantly improves night-time driving comfort.