Audi A4 B7 Cabrio Seat Belt Catch Buckle Stalk Rear Right O/S 8H0857740

Audi A4 B7 Cabrio Seat Belt Catch Buckle Stalk Rear Right O/S is an original component from the Seat belts and parts group, designed for the rear right side of the cabin. It ensures proper seat belt fastening, which translates into stable passenger retention and correct operation with Audi's factory safety systems.

Specifications and technical data

• SKU: 8H0857740
• Mark: Audi
• Condition: Used
• OEM Part Number: 8H0857740
• Substitutable numbers: 8H0857740, 8H0 857 740
• Location on the vehicle: Rear, Right
• Part type: Buckle Tongue
• Category: Seat Belts & Parts

Purpose and function of the buckle

The rear right seat belt buckle in the Audi A4 B7 Cabrio is responsible for the mechanical locking and releasing of the belt tongue during daily vehicle use. A correctly selected component from this group guarantees:

• secure belt fastening for the rear passenger on the right side,
• proper guidance of forces acting on the belt during sudden braking,
• compatibility with the factory geometry of the seats and mounting points in the convertible body.

Thanks to its perfect fit for the specific Audi model, the buckle works with the original seat belt without the need for modifying mounts or interfering with the seat structure.

Compatibility and vehicle placement

The presented buckle is intended for installation in the rear part of the cabin, on the right side. Such precise determination of vehicle placement facilitates the selection of the correct component when replacing a damaged or worn buckle, minimizing the risk of confusion between the left and right sides.

Proper fitment to the seat structure and mounting points in the Audi A4 B7 Cabrio allows for maintaining the factory seat belt routing and user comfort – both when fastening and unfastening the buckle.

Characteristics of the original Audi part

The buckle comes from the Audi brand offer, which means maintaining the vehicle manufacturer's quality standards regarding passive safety. Original components from the Seat belts and parts group are designed with consideration for:

• appropriate mechanical strength of the housing and locking mechanism,
• compatibility with standard seat belts and mounting points,
• ergonomics for daily use by rear seat passengers.

As a used part, the buckle provides a cost-effective solution while maintaining a design consistent with Audi's factory specifications.

Application in repairs and upgrades

The element is suitable both for standard replacement of a damaged buckle and for work related to restoring full functionality to the rear seat in the convertible version. A properly selected seat belt buckle allows you to:

• restore the correct operation of the belt fastening system after a collision or mechanism failure,
• maintain compliance with technical inspection requirements regarding safety equipment,
• preserve the visual and functional consistency of the Audi A4 B7 Cabrio interior.

If you are planning a comprehensive repair or upgrade of the rear passenger safety zone in your Audi and need other elements from the same group, such as buckles, tensioners, or complete seat belts, check the available parts in the Audi seat belts and parts category.

Safety, ecology, and used parts

Choosing a used seat belt buckle is a solution that combines budget-consciousness with care for the environment. Original parts from dismantling allow for extending the product lifecycle, reducing waste and the demand for the production of new components. If you want to better understand how this approach affects the carbon footprint and sustainable vehicle operation, see the article Sustainable automotive: How buying original used parts reduces the carbon footprint and protects the environment?.

For drivers interested in broader use of parts from dismantling in modification and tuning projects, an interesting addition to your knowledge might also be the entry Emotions and design – visual and mechanical tuning of a Seat using components from dismantling, showing practical applications of original components in more advanced projects.