Audi A4 B7 Cabriolet Window Seal Door Rear Left N/S Gasket Strip 8H0839479C

Audi A4 B7 Cabriolet Rear Left Door Window Seal Strip is a precisely fitted body element designed for the rear left door window in the cabriolet version. It is responsible for ensuring a tight seal for the window, reducing noise, and protecting the interior from water and dirt, while also providing an aesthetic finish to the door edge. Thanks to its construction aligned with Audi solutions, the strip maintains the correct geometry and works with the factory window lifting mechanism.

Specifications and technical data

• SKU: 8H0839479C
• Mark: Audi
• Condition: Used
• OEM Part Number: 8H0839479C
• Substitutable numbers: 8H0839479C, 8H0 839 479 C
• Location on the vehicle: Rear, Left
• Category: Window Seals, Gaskets & Trims

Purpose and Function in a Cabriolet Body

The rear left door window seal strip in the Audi A4 B7 Cabriolet operates under demanding conditions – with frequent door opening, window movement, and variable body loads characteristic of convertibles. Its tasks include:

• sealing the contact between the window and the door edge in the rear left part of the vehicle,
• stable window guidance during raising and lowering,
• reducing air drafts and wind noise at higher speeds,
• protecting the door interior from water and minor debris.

A well-fitted strip in this location is crucial for acoustic comfort and proper window sealing in a body without traditional door frames.

Construction and Fit for Audi A4 B7 Cabriolet

The element has been specifically designed for the geometry of the rear left door in the Audi A4 B7 Cabriolet, ensuring proper adhesion to the window and bodywork. The seal profile is adapted to the shape of the door edge, and the appropriately formed strip section provides stable support for the glass pane.

This precise fit minimizes the risk of leaks, squeaks, or improper window mechanism operation. In practice, this means easier installation without the need for modifications or adjustments of universal profile replacements.

Benefits of Using an Original Window Seal Strip

Using the correct window seal strip in the rear left part of the body offers a range of practical benefits:

• Stable window operation – proper guidance reduces lateral play and uneven closing.
• Improved interior protection – reduced risk of water entering the door interior and cabin.
• Enhanced driving comfort – reduction of wind noise typical for convertibles at higher speeds.
• Aesthetic finish – a smooth, factory-like run of the strip along the window and door edge.

For Audi A4 B7 Cabriolet owners who wish to maintain the visual and functional consistency of their vehicle, replacing a worn-out strip with the correct part is one of the simpler and more effective service actions.

Characteristics of a Used Part

The offered rear left door window seal strip is a part from the aftermarket. This means it comes from a dismantled vehicle, and its functional parameters are a result of previous use. This type of part is a good choice when aiming to preserve the original geometry and compatibility with factory Audi solutions, while also reducing repair costs.

Before installation, a standard inspection of the seal's working surfaces and proper seating in the door is recommended, which allows for the full utilization of its sealing and guiding properties.

Related Parts and Additional Information

If you are planning a comprehensive repair or upgrade of the side window area in your Audi and need other parts from the same group, such as additional seals, trim strips, or guides, check the available parts in the Audi Window Seals and Trim Strips category.

If you are also considering refreshing your car's interior – changing seats, steering wheel, or other interior elements – you will find practical tips and inspiration in the article Car Interior Tuning with Global Parts, which discusses the use of used components to improve vehicle ergonomics and appearance.