Audi A6 C8 Door Seal Inner Rear Left Right N/O/S Sealing Gasket 4K5833721A

Audi A6 C8 Interior Door Seal Left Right Rear is an original part from the Door Seals group, designed for installation on the rear left or right side of the body. The precisely fitted sealing profile helps reduce noise, improves cabin acoustic comfort, and supports interior protection against moisture and contaminants.

Specifications and technical data

• SKU: 4K5833721A
• Mark: Audi
• Condition: Used
• OEM Part Number: 4K5833721A
• Substitutable numbers: 4K5833721A, 4K5 833 721 A
• Location on the vehicle: Rear, Right, Left
• Part type: Door Seal
• Category: Door Seals

Vehicle Application and Placement

The presented seal is designed for the rear of the vehicle, with the possibility of installation on both the left and right sides. This solution simplifies part selection during rear door servicing, allowing for consistent sealing characteristics on both sides of the vehicle.

Thanks to its design tailored to the specific Audi model, the seal works with the factory geometry of the doors and body, promoting proper pressure and stable guidance along the entire perimeter of the door opening.

Benefits of Using an Original Door Seal

Using an original interior seal in the Audi A6 C8 allows for the restoration of factory cabin protection parameters. This component supports:

• reduction of aerodynamic noise and external noise,
• prevention of water and moisture ingress into the sill area,
• stable door closure without the need for excessive hinge adjustment,
• maintenance of a uniform gap between the door and the body.

A properly selected seal contributes to acoustic comfort, as well as long-term protection of upholstery and electrical components within the door.

Product Characteristics and Fitment

The seal belongs to the Door Seals group, meaning it has been specifically developed for operation in variable temperature conditions and with frequent door opening and closing. The working profile is adapted to the shape of the Audi A6 C8 door frame, facilitating installation and ensuring even pressure along its entire length.

The product comes from the Audi range, thus maintaining compliance with factory manufacturing standards and is suitable for users who expect consistency with the original vehicle specification.

Condition and Service Application

The offered seal is a used part, making it an attractive option for vehicle servicing when preserving the original construction while optimizing costs is a priority. It is suitable for both single seal replacement after a collision or wear, and for more extensive renovation work on the rear of the body.

Due to its dedicated application for the Audi A6 C8, installation is similar to the factory method, without the need for modifications to the door or body structure, which helps maintain the original geometry and sealing.

Extended Offer and Auxiliary Materials

If you are planning a comprehensive repair or upgrade of the door area in your Audi and need other parts from the same group, such as additional perimeter seals, interior buffers, or sealing profiles, check the available parts in the Audi Door Seals category.

If you are simultaneously working on the powertrain and want to deepen your knowledge of diagnostics and component selection, the guide article Clutch and Dual-Mass Flywheel – Diagnostics and Part Selection for the Powertrain, which discusses practical aspects of working with components in advanced vehicles, may be helpful.