Audi TT 8N Roadster Window Watherstrip Seal Moulding Gasket Left N/S 8N7837477

The Audi TT 8N Roadster window guide seal left side is an original body part designed for precise sealing of the side window in the Roadster version. Thanks to its factory profile and perfect fit to the door structure, it ensures stable window guidance, reduces wind noise, and improves driving comfort. This is a practical solution for users who want to restore the proper functioning of the window mechanism without compromising on fit.

Specifications and technical data

• SKU: 8N7837477
• Mark: Audi
• Condition: Used
• OEM Part Number: 8N7837477
• Substitutable numbers: 8N7837477, 8N7 837 477
• Location on the vehicle: Left
• Part type: Window Trim
• Category: Window Seals, Gaskets & Trims

Purpose and function in the Audi TT 8N Roadster body

The presented left-side window seal and guide strip operates in the side body area, within the roadster's door. Its task is to seal the contact between the window and the frame, and to stabilize the window's movement during opening and closing. A correctly selected part limits air drafts, reduces window vibrations, and helps maintain proper pressure against the roof seals, which is particularly important in frameless designs.

Construction and fit of the part

The seal belongs to the group of Window and trim seals, meaning it combines sealing and guiding functions. The profile is molded to the specific geometry of the Audi TT 8N Roadster door, allowing the part to fit along the window edge without the need for additional modifications. Installation on the correct, left side of the vehicle ensures the preservation of the factory body line and proper window adhesion to other seals.

Benefits of using an original window seal

Using an original seal in this model offers a range of practical operational benefits:

• better window guidance in the track, reducing the risk of misalignment,
• reduced cabin noise at higher speeds,
• more stable window adhesion to the roof and pillar,
• visually consistent contact between the window and the door edge.

For roadster users, maintaining the seal and correct geometry of the side windows is particularly important, as it directly impacts driving comfort with the roof down or up.

Characteristics of a used part

The offered seal is a used part, sourced from disassembly, which allows for maintaining the original manufacturer's specifications while optimizing repair costs. This type of part is a good choice when you want to preserve the factory profile and compatibility with existing door mountings, without the need to fit aftermarket parts with a different shape.

If you are considering whether refurbishment or installing a used original part would be a better solution, the article describing the differences between these approaches might be helpful – check out the material: Refurbished or used original – which part to choose for repairs?.

Selecting other window seals for Audi

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