BMW E90 E90N LCI Rear Centre Upper Top Belt Buckle Black 7245605

BMW E90 E90N LCI Rear Centre Upper Top Belt Buckle is an original component mounted on the rear seat, designed to maintain the factory level of passenger protection. This used OEM sub-assembly allows for a technically correct replacement of a damaged seat belt without interfering with the vehicle's body structure. By maintaining the correct geometry of the mounts and the retractor mechanism, the seat belt works with the vehicle's safety systems in accordance with the manufacturer's specifications.

Specifications and technical data

• SKU: 7245605
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7245605
• Substitutable numbers: 72117245605, 7245605
• Location on the vehicle: Rear
• Color: Black
• Category: Other Interior Parts & Accessories

Purpose and function of the BMW E90 seat belt

The presented seat belt is intended for installation in the rear section of the BMW 3 Series E90 generation. It is responsible for keeping the passenger securely in place while driving, braking, and in emergency situations, working in conjunction with the factory seat and body mounting points. The retractor mechanism ensures controlled extension and locking of the webbing depending on the accelerations acting on the vehicle.

The element has been designed as an integral part of the passive safety system, which is why its proper operation has a direct impact on the effectiveness of the protection provided by the body structure and other safety systems. The black color of the webbing and hardware allows for a consistent match with most standard BMW E90 interior configurations.

Construction, color scheme, and vehicle placement

The seat belt is mounted in the rear cabin area, using factory mounting points in the body and seat. The assembly includes the webbing, retractor, and guide elements that ensure the belt runs correctly relative to the passenger's shoulder and torso. The design has been developed to maintain appropriate stiffness and tensile strength while ensuring user comfort.

The neutral, black color scheme facilitates aesthetic integration with the upholstery and door panels, minimizing the visibility of any differences between the replaced element and other interior components. Its placement in the rear of the vehicle makes the belt dedicated to protecting passengers sitting on the rear bench, while maintaining the correct webbing guidance geometry.

Benefits of using an original seat belt

Using an original seat belt in a BMW E90 allows for maintaining consistency with the vehicle's factory specification. Key advantages include:

• Full installation compatibility with factory mounting points in the rear body section.
• Properly selected operating parameters for the retractor and locking mechanism, adapted to the characteristics of the BMW E90 body.
• Consistent interior aesthetics thanks to the black webbing and finishing elements.
• The ability to restore proper operation of the safety system after a collision or damage to the original belt.

The used nature of the element allows for an economical repair while maintaining proper performance parameters, provided it is installed correctly and verified before installation.

Selection, installation, and technical aspects

Before installation, it is recommended to verify the compatibility of the seat belt with the specific BMW E90 equipment version and to check whether the used mounts and belt guidance angle correspond to the rear seat configuration. Proper selection of the element is important for correct interaction with anchor points and for passenger comfort.

During installation, pay attention to:

• correct tightening of the bolts securing the retractor and buckle to the body structure,
• absence of twists in the webbing along its entire length,
• free operation of the retractor mechanism throughout its full range of motion,
• correct positioning of the belt relative to the backrest and seat of the rear bench.

This approach allows for maintaining the functionality of the safety system at a level close to the factory standard and reduces the risk of improper belt operation in an emergency situation.

Further knowledge and related categories

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

If you are interested in a broader context of structural differences in sports versions of cars, including the impact of drivetrains and chassis on safety and driving characteristics, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses key technical differences and the Global Parts offer.