Seat Buckle BMW G30 F90 M5 Tensioner Lower Belt Rear Left N/S 7475017

Visual condition of the part

The product shows signs of use visible in the photos.

Seat Buckle BMW G30 F90 M5 Tensioner Lower Belt Rear Left N/S is an original component from the Seat belts and parts category, designed for installation in the rear left part of the vehicle body. This component ensures proper seat belt fastening, which translates into stable belt retention and safe operation of the entire system.

Specifications and technical data

• SKU: 7475017
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7475017
• Substitutable numbers: 7475017, 72117475017
• Location on the vehicle: Rear, Left
• Category: Seat Belts & Parts

Purpose and function of the seat belt buckle

The seat belt buckle mounted on the rear left side is responsible for securely locking the belt tongue and properly transferring loads during daily vehicle operation. In 5 Series G30 models and the F90 M5 version, this element works with the factory safety system, maintaining compatibility with the seat structure and floor mounts.

Thanks to its precise fit for the specific BMW platform, the buckle maintains the correct geometry relative to the seat, which facilitates quick belt fastening and minimizes the risk of incorrect buckle positioning. This is particularly important in high-performance cars, where stable belt retention is crucial for passenger safety.

Construction and fitment for BMW G30 / F90 M5

The offered element has been designed specifically for the rear left part of the cabin, taking into account the shape of the seat, the center tunnel, and factory mounting points. Precise fitment with the BMW interior reduces stress on the mounts and ensures the proper operation of the latch mechanism.

As a part from the Seat belts and parts category, the buckle works with the original seat belt, maintaining compatibility with the manufacturer's standard solutions. The design is intended for installation in factory points, without the need for interference with the body structure or modification of the upholstery.

Condition, origin, and benefits of using a used part

The element comes from disassembly and is offered as a used part, which allows for an economical repair of the safety system while maintaining the original BMW specification. Choosing an original used part often means a better fit than many aftermarket replacements, while simultaneously reducing service costs.

An additional advantage of using a recycled component is the environmental aspect – reusing functional elements reduces the demand for the production of new components and limits waste. If you want to better understand the impact of such decisions on the environment, see the article Sustainable automotive and the impact of original used parts on the carbon footprint, which describes how parts from disassembly support ecology.

Operational safety and installation aspects

The seat belt buckle in the rear left part of the vehicle operates in the immediate vicinity of the seat and ISOFIX mounts, which is why its proper functioning is important for both adult passengers and child seats. A correctly selected buckle helps maintain proper belt tension and a stable position of the tongue during driving, braking, and emergency maneuvers.

Installation of the element should be performed in accordance with BMW service procedures, using the correct mounting points and the appropriate tightening torque. It is recommended to entrust the installation work to a workshop with experience in 5 Series models, which will allow for maintaining the full functionality of the safety system and avoiding installation errors.

Expansion of the seat belt system in BMW

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 retractors, buckles, or additional mounts, check the available parts in the BMW seat belts and parts category.