Audi A8 D4 Rear Door Catch Strap Stopper Brake Left Right N/O/S 4H0839249A

Audi A8 D4 Rear Door Catch Strap Stopper Brake Left Right is a precision door mechanism component responsible for controlled stopping of the door leaf in specific positions. Thanks to the factory Audi design and its suitability for both the left and right rear sides of the body, this component ensures predictable door operation, improves user comfort, and reduces stress on the hinges. It is a practical solution for users who want to restore proper door operation after the original part has worn out.

Specifications and technical data

• SKU: 4H0839249A
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0839249A
• Substitutable numbers: 4H0839249A, 4H0 839 249 A, 4H0839267, 4H0 839 267
• Location on the vehicle: Rear, Right, Left
• Category: Cargo & Sliding Doors

Application and function in the Audi A8 D4

The presented stopper is designed for the rear left and rear right sides of the body, allowing for flexible use during door mechanism repairs. Its function is to:

• stably hold the door in several opening positions,
• dampen the movement of the door leaf during opening and closing,
• protect the hinges and body panels from excessive stress.

Thanks to this, the rear door operating comfort remains at a high level, and the risk of accidental, sudden door closure is minimized.

Design and body fitment

The stopper has been designed specifically for the Audi A8 D4 generation, taking into account the geometry of the rear doors and their operating characteristics. The component's design works with the factory mounting points in the door and pillar, which allows for installation without modifications. Precise fitment to the body translates into proper mechanism operation throughout the full range of opening.

The element belongs to the group of sub-assemblies responsible for guiding and stopping the door, which is important both for ergonomics and for the durability of the entire door system in this luxury Audi sedan.

Benefits of using an original Audi component

Using an original stopper in the Audi A8 D4 allows for maintaining factory door operating parameters. The most important advantages include:

• compatibility with the body design – no need for adaptation or modification of mounts,
• repeatable door stopping characteristics, consistent with the manufacturer's specifications,
• consistency with other door mechanism components.

For users who value comfort and the refinement of door operation in the premium segment, choosing an original component is a technically sound solution.

Condition and installation aspects

The offered stopper is a pre-owned item, which allows for an economical repair while maintaining the original Audi design. Before installation, it is recommended to perform a standard inspection of the mounting points in the door and pillar, as well as to compare the geometry with the removed part to ensure proper alignment and smooth operation of the mechanism.

Due to its suitability for both the left and right rear sides of the body, the part can be used both for one-sided replacement and for symmetrical regeneration of both rear doors, which facilitates maintaining consistent operating characteristics on both sides of the vehicle.

Audi sliding doors – selecting related components

If you are planning a comprehensive repair or upgrade of the door area in your Audi and need other elements from the same group, such as guides, guide mechanisms, or additional stoppers, check the available parts in the Audi sliding doors category.

How to safely select a part by part numbers

When selecting door mechanism components for the Audi A8 D4, it is worth verifying compatibility by catalog numbers and vehicle data to avoid mistakes when purchasing online. Practical tips on checking compatibility by manufacturer numbers can be found in our guide: Shopping for parts online without risk – 5 proven ways to verify component compatibility.