Audi A6 C7 Avant Door Window Seal Rear Left N/S Guide Frame Cover 4G9839439G

Audi A6 C7 Avant Door Window Seal Rear Left N/S Guide Frame Cover is an original component that guides and covers the window within the door frame. It ensures a tight seal between the window and the guide rail, reduces wind noise, and protects the interior of the door from moisture. Thanks to its factory-fit design for the Avant body style, it provides a precise service solution for the rear left section of the vehicle.

Specifications and technical data

• SKU: 4G9839439G
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G9839439G
• Substitutable numbers: 4G9839439G, 4G9 839 439 G
• Location on the vehicle: Rear, Left
• Category: Door Seals

Purpose and function in the Audi A6 C7 Avant

The presented seal belongs to the Door Seals category and is designed for installation in the rear left part of the Audi A6 C7 generation Avant body. The component acts as a guide and a cover for the window frame, stabilizing the window's upward and downward movement and improving the overall sealing of the door assembly.

A properly selected window seal:

• prevents water and dirt from entering the door interior,
• reduces wind noise at higher speeds,
• supports the correct operation of the window regulator mechanism,
• contributes to the acoustic comfort of the passenger cabin.

Original fitment and compatibility

The seal was designed by the vehicle manufacturer specifically for the rear left window of the Audi A6 C7 Avant, which ensures an exact fit with the door frame and maintains factory installation clearances. The original profile geometry eliminates the need for modifications and allows for installation in accordance with service documentation.

As a result, after replacement, you can achieve:

• stable window guidance throughout the entire range of motion,
• even pressure along the entire length of the edge,
• a visually consistent door frame outline with other body components.

Characteristics of the used component

The offered seal is a used component, sourced from dismantling, which allows for maintaining the original specification while optimizing repair costs. This type of component is particularly beneficial for servicing older Audi A6 C7 Avant models, where both factory compliance and a reasonable budget are important.

Choosing an original, used seal instead of an aftermarket replacement helps maintain the original window operating characteristics and material consistency with other door components.

Benefits of using an original window seal

Using this component in the rear left part of the body provides a number of practical operational benefits:

• Better sealing – reduction of window fogging and moisture accumulation in the upholstery in the rear part of the cabin.
• Acoustic comfort – noise reduction in the area of the rear seat, especially on the left side of the vehicle.
• Protection of the window mechanism – lower risk of seizing of guides and regulator cables due to the ingress of dirt and water.
• Body aesthetics – maintaining even gaps and the factory look of the window surround.

Part selection and additional information

Before purchasing, it is worth verifying the compatibility of the seal with the specific equipment version and model year of the Audi A6 C7 Avant, especially in the context of body and structural differences between individual variants. Data such as brand designation, condition, or vehicle location, which are presented in the technical specifications section, may be helpful.

If you are planning a comprehensive repair or upgrade of the door area in your Audi and need other components from the same group, such as guides, edge trims, or additional sealing profiles, check the available parts in the Audi Door Seals category.

If you are considering whether new or used parts are a better choice in your case, an article comparing both solutions in terms of costs and durability may be helpful – you can find it here: Car parts – new or used? We compare costs, quality, and durability.