Audi A8L 4H Rear Centre Seatbelt Buckle Black Right 4H0857740

The Audi A8L 4H Rear Center Seat Belt Buckle Black is an original part from the seat belts and parts group, designed for the rear bench of the luxurious Audi sedan. It ensures proper seat belt fastening, which translates to stable passenger restraint and compliance with the factory safety system design.

Specifications and technical data

• SKU: 4H0857740
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0857740
• Substitutable numbers: 4H0857740, 4H0 857 740
• Location on the vehicle: Rear, Right
• Color: Black
• Category: Seat Belts & Parts

Purpose and Function of the Seat Belt Buckle

The presented buckle is a component of the rear seat safety system, mounted on the right side. It is responsible for precise seat belt fastening, eliminating slack and unintentional release during driving or sudden braking. The design, compliant with Audi's factory solutions, allows for the preservation of the original characteristics of the locking mechanism.

Its placement in the rear of the vehicle aids in maintaining the correct belt routing geometry, which is important for both comfort and protection effectiveness. Using a dedicated buckle instead of a universal part reduces the risk of improper fit with the seat and backrest.

Construction, Color, and Interior Integration

The seat belt buckle is finished in black, allowing it to harmoniously blend with typical Audi A8L upholstery configurations. The neutral color facilitates the maintenance of a cohesive interior aesthetic, regardless of the finishing materials used.

The component is designed as part of a factory-installed system, which means:

• secure belt webbing guidance and stable buckle positioning relative to the seat,
• proper cooperation with the pretensioners and retractors used in the specific model,
• preservation of original operating ergonomics – easy access to the release button and predictable mechanism operation.

Benefits of Using an Original Audi Buckle

Choosing an original seat belt buckle for the Audi A8L 4H allows you to maintain the factory level of safety and comfort. Key benefits include:

• factory fit to the seat structure – no need for modifications to mountings or belt routing,
• consistency with other safety system components, reducing the risk of malfunction during a collision,
• aesthetic integration with the interior thanks to the appropriately chosen color and shape,
• adherence to the vehicle manufacturer's specifications for rear passenger protection.

This solution is particularly important in premium vehicles where both functionality and the preservation of the original cabin character are crucial.

Application in Service Practice

The rear center black seat belt buckle is ideal for post-accident repairs, replacement of worn or damaged parts, and restoring the vehicle to its factory-original condition. Using an original component simplifies service work and helps avoid fitting issues that often arise with universal parts.

For comprehensive interior and safety system repairs, it is recommended to consult the guide on body and chassis repairs using salvaged parts: Body and Chassis – Post-Accident Repairs Using Salvaged Parts. The article helps plan work to maintain vehicle safety and functionality.

Other Audi Seat Belts and Parts

If you also need other components from the Audi seat belts and parts category – such as additional buckles, retractors, or mountings – check the available products in the dedicated section: Audi Seat Belts and Parts. This will allow you to easily assemble a set of components necessary for a complete and cohesive repair of the safety system in your car.