Audi A4 8H B6 Cabriolet Inner Window Rubber Seal Rear Left N/S 8H0839479B

Audi A4 8H B6 Cabriolet Inner Window Rubber Seal Rear Left is a precisely fitted component from the Door seals category, designed for the rear left window in a convertible body style. It is responsible for sealing the window guide, reducing noise, and protecting the interior from water and debris, ensuring a quiet and comfortable driving experience.

Specifications and technical data

• SKU: 8H0839479B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8H0839479B
• Substitutable numbers: 8H0839479B, 8H0 839 479 B
• Location on the vehicle: Rear, Left
• Part type: Door Seal
• Category: Door Seals

Purpose and function of the seal

The inner rear left window seal in the Audi A4 8H B6 Cabriolet works in direct contact with the glass, stabilizing its movement in the guide and reducing vibrations while driving. Proper fitment in the rear area of the vehicle on the driver's side allows for maintaining the correct window geometry, which translates into proper closing and sealing of the entire side glazing. Thanks to its factory design, the seal supports:

• reduction of wind noise at higher speeds,
• protection of the interior against moisture and dust,
• stable window guidance during raising and lowering,
• maintenance of the aesthetic side line of the convertible body.

Original Audi fitment

The component comes from the Audi brand, which means maintaining factory parameters of shape, stiffness, and material flexibility. The original geometry of the seal is adapted to the specifics of the convertible body, where the precision of window fitment is crucial for acoustic comfort and water protection. As a result, installation in the rear left part of the vehicle does not require modifications or forced adjustments. The seal is a used component, which in practice means a favorable cost-to-quality ratio while maintaining the original Audi design. This is a particularly attractive solution for post-accident repairs, replacing worn or perished seals, and for comprehensive restoration of a convertible body.

Benefits of using the inner window seal

Using the correct seal in the rear left part of the body translates into a number of practical utility benefits:

• more stable operation of the window lifting mechanism,
• reduced risk of glass scratches resulting from play in the guidance,
• limitation of air drafts in the window frame area,
• better protection of upholstery and door panel elements against moisture. For owners of the Audi A4 8H B6 Cabriolet, this is a simple way to restore the proper operation of the side window and maintain driving comfort at a level close to factory standards. Replacing a worn seal is especially recommended when rattling sounds, excessive noise in the window area, or traces of water on interior elements appear.

Installation zone and service application

The seal is intended for installation in the rear area of the vehicle on the left side, in the side window guidance zone. Such a location requires maintaining appropriate material stiffness and flexibility so that the component works well with the window mechanism and other seals within the convertible body. This solution will work well both for a single replacement of a damaged seal and for broader bodywork and paint repairs, where it is necessary to restore the full tightness of the side part of the body. Choosing an original component from the Door seals category allows you to avoid problems with inaccurate fitment, typical of random aftermarket replacements.

Complementary Audi door seals

If you are planning a comprehensive repair or upgrade of the side body zone in your Audi and need other components from the same group, such as additional inner seals, outer sealing strips, or window weatherstrips, check the available parts in the Audi door seals category.

Ecological and economic aspect

Choosing an original, used seal is not only a reasonable cost approach but also real support for more sustainable automotive practices. Reusing functional components reduces the demand for the production of new parts and decreases the amount of waste coming from vehicle dismantling. If you want to better understand the impact of such decisions on the environment, see the article Sustainable automotive: How purchasing original used parts reduces the carbon footprint and protects the environment?.