Seat Buckle Mercedes W204 Tensioner Lower Belt Rear Right O/S A2048602669

Seat Buckle Mercedes W204 Tensioner Lower Belt Rear Right O/S is an original component from the Seat belts and parts group, designed for installation on the rear right side of the vehicle. It ensures a secure fastening of the seat belt, supporting the proper operation of the factory passenger protection system in Mercedes vehicles.

Specifications and technical data

• SKU: A2048602669
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048602669
• Substitutable numbers: A2048602669, A 204 860 26 69, KZ
• Location on the vehicle: Rear, Right
• Category: Seat Belts & Parts

Purpose and function of the seat belt buckle

The rear right seat belt buckle is responsible for a stable, mechanical connection between the seat belt tongue and the seat or body structure. A properly selected buckle ensures that the seat belt maintains the required tension during driving and in emergency situations, working in conjunction with other passive safety system components.

This element is particularly important for the passenger sitting in the rear right seat – its correct operation affects the effectiveness of protection during sudden braking or collisions, as well as the comfort of daily vehicle use.

Compatibility with Mercedes W204

The described buckle has been designed with the body and seat structure of the Mercedes W204 model in mind, ensuring it maintains factory mounting points and correct operating geometry. Proper fitment for the rear right side of the vehicle minimizes the risk of incorrect installation and allows for compliance with the manufacturer's safety standards.

Its original Mercedes origin helps maintain technical consistency with other interior components, such as seat belts, seat mounts, or upholstery elements.

Performance characteristics and installation

The seat belt buckle for the rear right side of the vehicle is structurally prepared to work in demanding operating conditions – frequent fastening and unfastening of the belt, load changes, and vibrations transmitted from the body. The locking mechanism has been designed to provide a clear, secure engagement and easy release using the button.

As a part from the Seat belts and parts category, this item is intended for installation by a person with basic knowledge of vehicle interior construction. Proper installation requires using the original mounting points and ensuring correct belt routing so that no twisting or excessive tension occurs.

Benefits of using an original buckle

Using an original seat belt buckle in a Mercedes W204 allows for maintaining the consistency of the safety system with the solutions provided by the manufacturer. Thanks to this:

• proper cooperation between the buckle, the seat belt, and the seat structure is maintained,
• the risk of incorrect fastening or accidental unfastening of the belt is reduced,
• the aesthetic appearance of the interior is maintained, consistent with the factory Mercedes standard.

As a used part, the product is a reasonable choice for users looking for a technically sound solution while optimizing the costs of repair or renovation of the rear passenger cabin.

Expanding the safety system in Mercedes

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

For a comparison of service strategies and optimization of operating costs, it is worth checking out the guide describing when used parts can be an alternative to new components from an authorized network – a detailed discussion can be found in the article VW cars: economical restoration of full efficiency thanks to parts from professional dismantling.