Audi A4 B8 Seat Belt Rear Centre Middle Seatbelt Buckle Black 8K0857739B

The Audi A4 B8 Rear Center Seat Belt Buckle is an original component fitted to the rear bench seat, designed for securing the seat belt in the center position. Its black color allows it to discreetly blend with the factory interior trim, maintaining a cohesive and aesthetic cabin appearance.

Specifications and technical data

• SKU: 8K0857739B
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0857739B
• Substitutable numbers: 8K0857739B, 8K0 857 739 B
• Location on the vehicle: Rear
• Color: Black
• Category: Seat Belts & Parts

Purpose and Function of the Component

The presented Audi rear center seat belt buckle belongs to the seat belts and parts category and is responsible for the secure, mechanical fastening of the seat belt in the center position of the rear bench. Its placement in the rear of the vehicle ensures proper belt routing and stable anchoring of the mounting point, which is crucial for passenger safety.

The component works in conjunction with the factory seat belt, enabling its correct fastening, release, and tension control during use. This ensures that the vehicle's passive safety system retains its designed functionality.

Construction, Color Scheme, and Interior Integration

The buckle has been manufactured as part of the original seat belt mounting system for the Audi A4 B8, which translates to a precise fit for the rear bench seat structure. The body and release button are designed to provide convenient access for the passenger sitting in the center seat, while maintaining compact dimensions.

The black color facilitates integration with most standard Audi upholstery, minimizing the visibility of dirt and signs of wear. The neutral hue ensures the component does not detract from other interior elements, while remaining easily identifiable when fastening the belt.

Benefits of Using an Original Buckle

Choosing an original seat belt buckle for the Audi A4 B8 offers a number of practical advantages:

• Factory Fit – maintains the correct position on the rear bench and compatibility with existing mounting points.
• Visual Consistency – the black finish complements the factory interior color scheme of Audi vehicles.
• Restoration of Full Belt Functionality – proper fastening and release of the belt in the center position of the rear bench.
• Hassle-Free Installation – designed for installation in the location intended by the manufacturer on the rear bench.

Application in Service and After-Collision Repairs

This element from the seat belts and parts category is particularly useful in situations where replacing a damaged or malfunctioning buckle is necessary after a collision, deployment of the safety system, or due to wear and tear. Using an original component allows for the restoration of the factory performance parameters of the rear bench seat belt system, which is important for both safety and compliance with technical inspection requirements.

When modernizing or completing a vehicle's interior, a used OEM part represents a cost-effective choice while maintaining the appropriate standard of quality and fit.

Other Audi Seat Belts and Parts

If you also need other Audi seat belts and parts for your car, check out our dedicated offer: Audi seat belts and parts. This will allow you to easily assemble all the safety system components from one cohesive product group.

More About Using Used Parts in Tuning and Modernizations

If you are interested in the broader context of using used components for car modifications, check out our guide: How to Increase Engine Power: A Practical Guide to Engine Tuning with Used Parts. You will find practical tips on how to consciously select components and plan vehicle upgrades.