Audi A3 8P Convertible Door Window Aperture Seal Rubber Right O/S 8P7837478

Description

Audi A3 8P Convertible Door Window Aperture Seal Rubber Right O/S is an original component from the Window seals and trims group, designed for precise sealing of the window frame in the driver or passenger door for right-hand drive versions. This used OEM part ensures factory-fit, solid adhesion to the bodywork, and stable window operation in the convertible body style.

Specifications and technical data

• SKU: 8P7837478
• Mark: Audi
• Condition: Used
• OEM Part Number: 8P7837478
• Substitutable numbers: 8P7837478, 8P7 837 478
• Location on the vehicle: Right
• Category: Window Seals, Gaskets & Trims

Purpose and function of the seal

The described seal is a peripheral component for the door window aperture in the Audi A3 8P convertible, mounted on the right side of the vehicle. It is responsible for tightly guiding the window edge, limiting the ingress of water, moisture, and contaminants into the interior, and reducing wind noise at higher speeds. Thanks to the factory profile tailored to the specific body generation, the component works seamlessly with the window lifting mechanism and the frameless door line characteristic of the convertible version.

Benefits of using an original seal

Using an original window aperture seal in the Audi A3 8P convertible helps maintain the structural integrity of the door and the correct geometry of the window guidance. In practice, this translates into:

• more stable sealing of the contact point between the window and the bodywork,
• reduced risk of water leaks in the upper door edge area,
• decreased wind noise in the cabin when the window is closed,
• proper cooperation with the factory window lowering and closing mechanism.

By maintaining the original shape and material hardness, the seal does not require additional modifications, and installation can be carried out in a manner similar to the factory process.

Installation characteristics for the right side

The component is designed for installation on the right side of the vehicle, which is significant due to the mirrored shape relative to the left side. The seal profile is matched to the specific geometry of the door and pillar, therefore it is not interchangeable between sides. During replacement, it is recommended to:

• remove the old seal while maintaining the sequence of clips and mounting points,
• clean the contact surface of old rubber residue and contaminants,
• check the window alignment after installation to ensure it closes smoothly and without excessive resistance.

A used seal can be a good solution for maintenance repairs when the existing element is perished, deformed, or mechanically damaged.

Part condition and practical application

The offered seal comes from dismantling and is intended for users who want to economically restore proper door sealing in the Audi A3 8P convertible. Such elements are particularly important in frameless bodies, where the contact line between the window and the seal has a direct impact on acoustic comfort and protection of the interior against weather conditions. Choosing an original seal from the same model series reduces the risk of fitment issues typical of universal profile replacements.

Expanding the scope of repair and additional information

If you are planning a comprehensive repair or upgrade of the window and door area in your Audi and need other components from the same group, such as additional peripheral seals, trim strips, or window guides, check the available parts in the Audi window seals and trims category.

When planning work with used body components, it is also worth checking out practical tips regarding the selection and installation of aftermarket parts – you will find helpful information in the article Volkswagen – solidity and reliability. Why are used VW parts a reasonable choice?, which discusses general principles of working with used components, also useful for other brands in the VAG group.