Audi A7 4G Door Brake Stopper Check Strap Rear Left Right N/O/S 4G8839249B

Audi A7 4G Rear Door Stopper Left Right is an original part from the Doors and Door Panels group, designed for the rear body section. It ensures a controlled opening range for the doors, stabilizes their position, and limits unwanted wing movements during entry and parking on inclines. This is a precise structural solution that enhances the comfort of everyday Audi A7 operation.

Specifications and technical data

• SKU: 4G8839249B
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G8839249B
• Substitutable numbers: 4G8839249B, 4G8 839 249 B
• Location on the vehicle: Rear, Right, Left
• Category: Doors & Door Skins

Door Stopper Purpose and Function

The presented door stopper is dedicated to the rear doors of the Audi A7 4G generation and can be used on both the left and right sides. Its purpose is to mechanically define several stable door opening positions and dampen sudden wing movements, which reduces stress on the hinges and door panel.

This component operates at the critical connection point between the door and the car body, therefore its proper functioning directly impacts:

• smooth opening and closing of the rear doors,
• maintaining the door in a set position without self-closing,
• protecting door edges from impact with adjacent vehicles or obstacles,
• reducing stress within the hinges and door mountings.

Construction and Fit for Audi A7 4G

The door stopper has been specifically designed for the Audi A7 4G body geometry, which translates to a proper fit with the door structure and the body pillar. Appropriately selected mounting points allow for installation in factory openings, without the need for modifying the door panel or additional component adjustments.

This solution works with the factory hinge and lock system, ensuring that after replacement, the door operates with its original characteristics – both in terms of the force required to open it and its stability in individual positions. Precise fit for the specific model minimizes the risk of incorrect door alignment and unwanted play.

Vehicle Placement and Service Application

The door stopper is intended for installation in the rear of the vehicle, with the possibility of use on the right or left side. This solution simplifies servicing – one type of component can be used for both rear doors, which streamlines parts selection for collision repairs or routine maintenance.

In practice, replacing the door stopper is recommended in situations where:

• the door does not maintain a stable position after opening,
• distinct jumps or catches occur during door movement,
• unnatural cracking sounds are heard near the door mounting,
• mechanical damage has occurred due to a collision or excessive wing deflection.

Characteristics of a Used Part

The offered door stopper is a used part, sourced from disassembly, which allows for maintaining the original manufacturer's specifications while optimizing repair costs. Factory origin of the component promotes the preservation of proper door operating geometry and compatibility with existing body mountings.

Choosing a used OEM part is particularly beneficial for body and mechanical repairs where adherence to the factory design and predictable long-term component performance are crucial.

Benefits of Using an Original Door Stopper

Using an original door stopper in the Audi A7 4G offers a range of practical benefits:

• maintaining original door operating characteristics – no need for adjustments for replacement parts with different geometry,
• better protection of door edges and paint thanks to a controlled opening range,
• reduced stress on hinges and door panels,
• more comfortable entry and exit for rear seat passengers.

This solution is particularly recommended for vehicle repairs where maintaining the structural integrity of the body and preserving original usability features are a priority.

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 panels, reinforcements, or mountings, check the available parts in the Audi Doors and Door Panels category.

For users who want to combine car servicing with a more conscious approach to the environment and cost optimization, we recommend the article Eco-Driving: Discover the Benefits of Used Car Parts, which describes the advantages of using proven, used components in everyday vehicle operation.