Ford Focus ST Mk2 Rear Seat Belt Buckle Catch Clip Right O/S 6M5Y-A613K21-BA

Ford Focus ST Mk2 Rear Seat Belt Buckle Catch Clip Right O/S is an original component from the Seat belts and parts category, designed for installation on the rear right side of the vehicle. Designed by Ford, the buckle ensures proper cooperation with the factory seat belt and the mounting system in the body, which translates into predictable operation of the passenger safety system.

Specifications and technical data

• SKU: 6M5YA613K21BA
• Mark: Ford
• Condition: Used
• OEM Part Number: 6M5YA613K21BA
• Substitutable numbers: 1421854, 6M5YA613K21BA, 6M5Y-A613K21-BA
• Location on the vehicle: Rear, Right
• Part type: Seat Belt
• Category: Seat Belts & Parts

Purpose and function of the seat belt buckle

The presented buckle is a component dedicated to the rear right interior of the Ford Focus ST Mk2. It is responsible for securely fastening the seat belt, properly holding the latch, and stably transferring loads during daily vehicle operation. Using the original design allows for maintaining the factory mounting geometry and the correct position of the buckle relative to the seat cushion and backrest. Thanks to its fit for the specific body model, installation does not require modifications or adaptations, and the buckle works with the stock seat belt and factory mounting points in the floor and seat structure.

Construction and fit for Ford Focus ST Mk2

The buckle has been designed as an element of the passive safety system, taking into account the characteristics of the ST Mk2 sports version. The appropriate cable length, setting angle, and latch head shape are adapted to the rear right part of the bench seat, which facilitates quick fastening and unfastening of the belt by the passenger. The original origin from the Ford brand means compliance with factory quality standards, as well as compatibility with stock interior elements – upholstery, seat rails, and plastic covers. As a result, after installation, the buckle does not interfere with other components and maintains proper operating ergonomics.

Condition, origin, and benefits of choosing a used part

The item comes from dismantling and is offered as a used part, which allows for an economical repair of the safety system while maintaining the manufacturer's original specification. Compared to replacements of unknown origin, using a buckle from the same model series minimizes the risk of fitment issues and incorrect operation of the latch mechanism. Choosing a used OEM part is particularly beneficial in the case of post-accident repairs or replacing a single element of the seat belt system when you want to maintain the technical consistency of the entire system at reasonable service costs.

Safety, installation, and practical application

The rear right buckle operates in a critical area of passive safety, which is why its proper functioning has a direct impact on the protection of rear seat passengers. The original design ensures:

• secure fastening of the seat belt in the dedicated socket,
• proper transfer of loads to the body structure,
• ergonomic positioning during daily use. During installation, it is recommended to maintain factory tightening torques and check the condition of other seat belt system components so that the entire system works consistently and predictably. If you are planning a comprehensive repair or upgrade of the rear passenger safety zone in your Ford and need other elements from the same group, such as tensioners, retractors, or additional mounts, check the available parts in the Ford seat belts and parts category.

Technical support and knowledge about used parts

When choosing elements from the secondary market, it is worth knowing the differences between refurbished parts and used originals, especially in the context of key vehicle systems. To better understand when it pays to reach for a component from dismantling and when for a refurbished one, read the article Refurbished or used original – which part to choose for repairs?. This will allow you to consciously choose a service strategy for your car. For drivers interested in a broader view of the operation and maintenance costs of cars with diesel engines, the comparative material on BMW units may also be helpful – BMW N47 vs M57 / M57N / M57N2 – ranking of legendary diesels, which shows how the selection of appropriate parts from the secondary market affects the durability and economy of vehicle use.