Audi A5 8T Rear Right O/S Aperture Inner Window Seal 8T8839480D

Audi A5 8T Rear Right O/S Aperture Inner Window Seal is an original Audi body component from the Window seals and trims category, designed for installation in the rear right section of the vehicle. It ensures a tight window fit, reduces wind noise, and protects the interior from moisture and contaminants. This is a practical solution for users looking to restore factory acoustic comfort and the aesthetic appearance of the side body area.

Specifications and technical data

• SKU: 8T8839480E
• Mark: Audi
• Condition: Used
• OEM Part Number: 8T8839480E
• Substitutable numbers: 8T8839480E, 8T8 839 480 E
• Location on the vehicle: Rear, Right
• Category: Window Seals, Gaskets & Trims

Purpose and function of the window seal

The presented seal is tailored to the rear right window in Audi A5 8T series models, allowing for precise seating of the component in factory mounting points. Its placement in the rear body area on the passenger side ensures proper window guidance and stable adhesion to the door frame or body, depending on the specific vehicle configuration.

A properly selected seal limits the ingress of water, dust, and wind gusts into the interior, and also reduces unwanted window vibrations while driving. This improves cabin acoustic comfort, and upholstery elements as well as electrical installations in the door area are better protected against the long-term effects of moisture.

Construction, fitment, and installation

As an item from the Window seals and trims group, the product has been designed for a tight fit to the shape of the window frame in the Audi A5 8T. The seal profile is appropriately shaped to work with factory guides and mounts, which facilitates installation and minimizes the risk of leaks after replacement.

The rear right window seal serves both a protective and aesthetic function – it masks glass edges and structural elements, creating a visually cohesive outline of the side body. Proper placement of the seal influences the correct operation of the window lifting mechanism, reducing friction and unwanted stress.

Product characteristics and service application

The component comes from the Audi brand, which means it maintains the factory geometry and manufacturing standards typical of OE parts. As a result, the seal works well with original windows and lifting mechanisms without the need for additional modifications. The product is particularly useful for:

• repairs after collisions in the rear right part of the body,
• eliminating leaks and drafts around the rear side window,
• reducing wind noise occurring at higher speeds,
• visual restoration of the side window line in the Audi A5 8T.

Due to its origin from dismantling, the seal is a good choice for users looking for an original component on a reasonable budget, while maintaining compatibility with factory design solutions.

Benefits of using an original Audi seal

Using an original rear right window seal in the Audi A5 8T allows for the restoration of the level of tightness and driving comfort intended by the manufacturer. A properly selected profile reduces the risk of air turbulence at the window edge, which translates into more stable acoustic conditions in the cabin. Additionally, the proper fit of the seal reduces the load on the window lifting mechanism, which can positively affect its durability.

By choosing this element, the user gains a component designed specifically for the given model, rather than a universal solution with a random fit. This is particularly important in the case of modern bodies, where the geometry of window frames and guides is precisely adapted to the specific version of the vehicle.

If you are planning a comprehensive repair or modernization of the side glazing area in your Audi and need other elements from the same group, such as additional window seals, trim strips, or guide profiles, check the available parts in the Audi Window seals and trims category.

For users who are simultaneously carrying out service work on the engine fuel system and want to deepen their knowledge on diagnostics and component selection by catalog numbers, the guide article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, containing practical tips on working with OEM markings, may be helpful.