Audi A6 C8 Avant Door Window Glass Tinted AS3 Rear Left N/S 4K9845205A

Audi A6 C8 Avant Door Window Glass Tinted AS3 Rear Left N/S is an original body component from the Car Windows category, designed specifically for the estate version. The AS3 tinting provides increased optical comfort for passengers and reduces interior heating, while the dedicated fit for the Avant body ensures proper geometry and alignment with the door frame. This is a practical solution for repairing collision damage or replacing a cracked window.

Specifications and technical data

• SKU: 4K9845205A
• Mark: Audi
• Condition: Used
• OEM Part Number: 4K9845205A
• Substitutable numbers: 4K9845205A, 4K9 845 205 A
• Location on the vehicle: Rear, Left
• Category: Car Glass

Purpose and fitment for Audi A6 C8 Avant

The presented window is intended for installation in the rear left part of the Audi A6 C8 generation Avant body. Its placement in the rear axle zone on the driver's side means the component works with the factory window lifting mechanism and door seals, maintaining the body line and factory gaps.

Thanks to a design consistent with the manufacturer's specifications, the window maintains the correct curvature and profile, which is crucial for tightness, reduction of wind noise, and proper door closing. Proper fitment minimizes the risk of stress in the glass and extends its service life.

Characteristics of AS3 tinted glass

The AS3 designation refers to the type of tinting used in side and rear windows. This type of glass provides:

• increased protection against excessive sunlight in the rear part of the cabin,
• reduction of vehicle interior heating on sunny days,
• a more discreet look for the luggage compartment and rear seat area,
• comfortable visibility from the inside while maintaining tinting from the outside.

A tinted side window improves the ergonomics of using the car on longer journeys, reducing eye fatigue for passengers and protecting the upholstery from excessive fading.

Benefits of using an original Audi window

Using an original window dedicated to the Audi A6 C8 Avant allows for maintaining the stylistic and technical consistency of the entire body. The component is designed to work with factory guides, seals, and fittings, which facilitates installation and reduces the need for additional adjustments.

The main advantages include:

• factory fit to door geometry,
• preservation of the original window line and the character of the Avant version,
• proper cooperation with the window lifting mechanism,
• maintenance of the appropriate lateral stiffness of the door structure.

Such a solution is particularly important in post-accident repairs, where precise reproduction of factory body parameters is essential.

Used condition and service application

The window comes from the secondary market, which allows for economical vehicle repair while maintaining the original manufacturer's specifications. For body shops and services specializing in the Audi brand, this is a practical component for restoring the full functionality of the side body zone after mechanical damage.

The element will work well both for replacement after cracking or scratching, and for completing the rear left door in the case of larger structural repairs. A used window allows for cost reduction while maintaining compliance with the factory design.

How to select the right window by numbers and markings

When selecting a side window for the Audi A6 C8 Avant, it is crucial to pay attention to the vehicle generation, body type (Avant), and the installation side. Verifying compatibility by manufacturer numbers and glass markings allows you to avoid problems with installation and improper fitment.

If you want to deepen your knowledge about the safe selection of parts by markings and identifiers, it is worth reading the guide: proven ways to verify part compatibility by OEM numbers. This will make it easier for you to assess whether a given window will be suitable for your car's specific configuration.