BMW F33 F83 M4 Seat Belt Buckle Rear Lower Belt Latch Left Right N/O/S 7335288

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW F33 F83 M4 Seat Belt Buckle Rear Lower Belt Latch Left Right is an original component from the Seat belts and parts group, designed for the rear bench seat in BMW 4 Series sports models. The buckle, mounted on the left and right side of the rear seat, ensures secure belt fastening and stable integration with the factory safety system, which translates into safe and comfortable vehicle operation.

Specifications and technical data

• SKU: 7335288
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7335288
• Substitutable numbers: 7335288, 72117335288
• Location on the vehicle: Rear, Right, Left
• Category: Seat Belts & Parts

Purpose and function in the safety system

The presented rear seat belt buckle has been designed specifically for BMW F33 and F83 M4 models and operates in the rear cabin area, on both the left and right sides. The component is responsible for the mechanical fastening of the seat belt, proper retention of the belt tongue, and reliable release of the lock after the journey. Thanks to the factory design, full compatibility with standard belts, sensors, and electronics responsible for fastening signaling is maintained.

Construction and fitment for BMW

The rear seat belt buckle in this version utilizes the geometry and mounting points provided by the vehicle manufacturer, which facilitates installation in the original locations on the rear bench seat. The design is optimized for operation on both the left and right sides, allowing for a consistent mounting layout throughout the rear interior. Using an original BMW solution reduces the risk of looseness, misalignment, or interference with seat upholstery.

Performance characteristics and installation benefits

As an element from the Seat belts and parts category, the rear seat belt buckle is crucial for the proper functioning of the passenger protection system. The main benefits of using this product include:

• maintaining the factory safety standard in the rear cabin area,
• consistent fitment to the seat structure and mounting points in the BMW F33 and F83 M4,
• ability to accommodate passengers sitting on both the left and right sides of the rear bench,
• maintaining proper cooperation with seat belt fastening signaling systems.

The used nature of the component allows for cost-effective repair of the safety system while maintaining the manufacturer's original specifications, which is particularly important in sports-oriented cars such as the M4.

Professional application and installation aspects

The rear seat belt buckle is intended for installation in the rear of the vehicle, accounting for both the right and left sides, which facilitates work for workshops specializing in the BMW brand. Thanks to its factory origin, it is possible to use existing mounting points and standard routings without the need to modify the seat structure. Such a solution reduces service time and minimizes the risk of installation errors, while simultaneously maintaining the visual and functional consistency of the interior.

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

Safety, comfort, and interior development

A functional rear seat belt buckle has a direct impact on passenger safety, as well as on daily comfort – ease of fastening and unfastening the belt, lack of looseness, and correct positioning relative to the seat. Combined with properly selected seats and other interior equipment elements, this allows for the creation of a functional, organized passenger space. If you want to plan your cabin work more broadly, it is worth checking out the guide Car interior tuning with Global Parts, which discusses the possibilities of using pre-owned equipment components.

When choosing a used seat belt buckle, many people consider the cost-to-durability ratio and the differences compared to new components. To better assess which solution will be right for your BMW, the article comparing different approaches to purchasing components may be helpful – Car parts – new or used? We compare costs, quality, and durability.