Audi R8 42 Edge Protection Roof Sill Seal Gasket Front Right O/S 420854544

Audi R8 42 Edge Protection Roof Sill Seal Gasket Front Right O/S is an original body component designed to protect the sill area and roof edge on the passenger side. Thanks to its precise fit to the R8 model's structure, it ensures a tight seal, stable door operation, and an aesthetic finish to the front of the bodywork.

Specifications and technical data

• SKU: 420854544
• Mark: Audi
• Condition: Used
• OEM Part Number: 420854544
• Substitutable numbers: 420854544, 420 854 544, 420 854 544 A, 420854544A
• Location on the vehicle: Front, Right
• Part type: Window Seal
• Category: Window Seals, Gaskets & Trims

Purpose and function of the component

The presented Audi R8 42 Edge Protection Roof Sill Seal Gasket Front Right O/S operates in a critical area of the bodywork where the front door meets the roof and sill. It is responsible for:

• limiting the ingress of water and contaminants into the interior,
• dampening vibrations and reducing cabin noise,
• ensuring stable guidance of the door edge relative to the body,
• protecting the paintwork at the contact point of the door, roof, and sill.

Thanks to its factory geometry, the seal works with the original mounting points, which helps maintain the proper rigidity and tightness of the body in the front right section of the vehicle.

Construction and fitment for Audi R8

The component belongs to the Window seals and trims group, but in this case, it plays a specialized role in the roof and sill zone on the passenger side. The seal profile is designed for the specific body line of the Audi R8 42 generation, which translates into:

• precise adhesion to the roof and sill edges,
• proper alignment relative to the front door frame,
• maintenance of factory gaps and styling lines.

Such a fit is particularly important in sports cars, where body rigidity and the reduction of wind noise at higher speeds are significant for comfort and driving experience.

Installation characteristics

The seal is intended for installation in the front – right side of the vehicle area. The component's design allows for installation in place of the factory seal, using the original mounting points on the Audi body. With proper installation, it is possible to:

• restore proper sealing in the front door area,
• reduce rattles and squeaks resulting from the wear of the old seal,
• maintain a consistent appearance of the roof and sill edges on the passenger side.

Installation by a person with experience in Audi body components is recommended, as it facilitates the correct positioning of the seal along the entire length of the edge.

Condition and benefits of using a used part

The offered seal is a used part, sourced from dismantling, which allows for maintaining the original Audi specification while reducing repair costs. In the case of rubber sealing elements from the secondary market, it is important that:

• they retain their factory shape and profile rigidity,
• they are compatible with original mountings,
• they allow for maintaining the visual and technical consistency of the bodywork.

For Audi R8 users who want to restore the proper operation of the passenger-side door without interfering with the body structure, using an original, used seal is a technically sound solution.

Expansion of upgrades within Audi seals

If you are planning a comprehensive repair or upgrade of the body sealing zone in your Audi and need other elements from the same group, such as additional edge seals, window trims, or sill profiles, check the available parts in the Audi Window seals and trims category.

If you are considering a wider range of vehicle modifications and want to learn more about the possibilities of using secondary market components in personalization projects, the article Best used parts for tuning your car, which describes a practical approach to selecting used components, may be helpful.