BMW F20 F30 Rear Right O/S Middle Seat Lower Belt Strap Buckle 7266351

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW F20 F30 Rear Right O/S Middle Seat Lower Belt Strap Buckle is an original component from the Seat belts and parts category, designed for installation on the rear right side of the vehicle. It ensures secure belt fastening, stable mounting, and proper integration with the factory BMW safety system, which is crucial for passenger protection.

Specifications and technical data

• SKU: 7266351
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7266351
• Substitutable numbers: 72117266351, 7266351
• Location on the vehicle: Rear, Right
• Category: Seat Belts & Parts

Purpose and function of the seat belt buckle

The presented buckle is dedicated to the rear right seating position and works with the factory seat belt in BMW F-series models. Its task is to mechanically secure the belt buckle and correctly transfer loads in the event of sudden braking or a collision. The design of the buckle has been developed to maintain compatibility with factory mounting points and the operating characteristics of the safety system.

A properly selected seat belt buckle minimizes the risk of accidental unbuckling and supports the correct positioning of the belt on the passenger's body. This allows the safety system in the BMW to function according to the manufacturer's specifications, without unwanted slack or tension in the wrong places.

Compatibility with BMW F-series

The buckle has been designed for the BMW F platform, which means it fits the interior geometry and rear seat construction of selected models. This includes, among others, the 1 Series and 3 Series in hatchback and estate versions, where the layout of seats and seat belt mounts is structurally similar.

By maintaining the manufacturer's standards, this component allows for trouble-free installation in place of the original buckle, without the need for modifications or adaptations. This is important both from a safety perspective and for subsequent vehicle technical inspections.

Characteristics of the used component

The buckle comes from dismantling and is offered as a used part, which allows you to combine original origin with an attractive price. Such components are frequently chosen by BMW users who want to maintain consistency with factory equipment while avoiding compromises associated with replacements of unknown origin.

In the case of safety components, it is particularly important that the construction, materials, and operation correspond to the solutions provided by the vehicle manufacturer. A used OEM buckle retains these features, which helps maintain a uniform standard of passenger protection.

Benefits of using an original seat belt buckle

Using an original seat belt buckle on the rear right side of the vehicle brings a number of practical benefits:

• preservation of the factory seat belt mounting geometry,
• consistency with other elements of the BMW safety system,
• secure fastening and predictable operation of the locking mechanism,
• aesthetic fit to the interior and upholstery,
• possibility of economical repair through the use of a used part.

For many users, it is also important that original BMW components are designed for long-term operation, which translates into stable performance in daily vehicle use.

Safety system expansion and additional information

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

Those considering broader interior modifications or subtle functional tuning can find additional inspiration in the article The best used parts for tuning your car, which describes how to consciously choose used components to improve the comfort and character of your car.

If you are interested in the broader context of using used OEM components in premium segment cars, it is also worth reading the market trend analysis in the material Crisis in the new parts market? Why in 2026 used originals for premium cars (BMW, Mercedes, Porsche) are the hottest trend, which shows why such a solution is currently particularly rational.