Audi A4 B8 Seat Belt Buckle Lower Belt Rear Right O/S Latch 8K0857740

Audi A4 B8 Right Rear Seat Belt Buckle is an original part from the seat belts and parts category, designed for installation on the rear right side of the vehicle. It ensures the proper functioning of the rear seat belt, contributing to safe and stable passenger restraint during driving.

Specifications and technical data

• SKU: 8K0857740
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0857740
• Substitutable numbers: 8K0857740, 8K0 857 740
• Location on the vehicle: Rear, Right
• Category: Seat Belts & Parts

Intended Use and Vehicle Placement

The presented Audi A4 B8 right rear seat belt buckle is factory-designed for operation in the rear part of the cabin, on the right side. It is responsible for the mechanical and sensor connection of the seat belt to the vehicle's body structure, which is crucial for the correct operation of the safety system during daily vehicle use.

The placement on the vehicle specified as rear – right side facilitates unambiguous identification of the part during selection and installation. This minimizes the risk of confusion between the left and right sides, as well as between front and rear components.

Technical and Functional Characteristics

As an original Audi part, the seat belt buckle is designed to work with the vehicle's factory safety system. This includes both the mechanical latching of the belt buckle and cooperation with the vehicle's control systems, if the specific car is equipped with them.

• Precise Fit – construction compliant with factory mounting points in the Audi A4 B8.
• Stable Belt Guidance – ensures proper belt positioning and locking during driving.
• Compatibility with Factory Systems – prepared to work with the vehicle's original installation.

By maintaining the original geometry and mounting points, installation proceeds in an orderly manner, without the need for structural modifications or adaptations of other interior elements.

Part Condition and Benefits of Choosing Used OEM Parts

The offered seat belt buckle comes from the group of used Audi parts, allowing for a combination of reasonable cost with the preservation of factory specifications. An OEM part is designed for a specific model, thus maintaining proper operating parameters and compatibility with the vehicle's safety systems.

• Original Construction – maintains factory safety standards.
• Economical Choice – a cost-effective alternative to new components while ensuring appropriate quality.
• Interior Consistency – visual and mounting compatibility with the rear seat of the Audi A4 B8.

Choosing a used OEM part is particularly beneficial for post-accident repairs or replacement of worn components when preserving the vehicle's original construction is a priority.

Selection, Verification, and Installation

To correctly select the right rear seat belt buckle for the Audi A4 B8, it is recommended to compare the interior configuration and the location of the mounting points with the currently installed part. If in doubt, it is advisable to use the OEM number or consult a mechanic, which reduces the risk of purchasing an incorrect component.

The installation itself, performed by an experienced service center, should include:

• inspection of mounting points in the body,
• checking the correct latching of the belt buckle,
• verification of the seat belt fastening indicator (if present in the specific vehicle configuration).

For users looking for other items from the same product group, the Audi seat belts and parts category, available at the link: Audi seat belts and parts, will be useful.

Technical Support and Additional Information

When selecting used OEM parts, including seat belt buckles, it is helpful to understand the principles of part identification and verification. A detailed discussion of this topic, along with practical examples and a checklist, can be found in the guide: how to choose the right car part by VIN and OEM number.

Additionally, if you are planning comprehensive vehicle maintenance, including systems responsible for driving comfort, it is worth familiarizing yourself with the article describing the selection and maintenance of air conditioning and heating components: Air Conditioning and Heating – Part Selection and Maintenance for Year-Round Comfort. This will allow for better planning of service work and maintaining the vehicle in a consistent, technically well-maintained condition.