BMW F34 Seat Buckle Lower Belt Tensioner Seatbelt Rear Left N/S 7345315

The BMW F34 Rear Left Seat Belt Pretensioner Lower Buckle is a component from the Seat Belts and Parts category, designed for the rear left side of the vehicle body. It's a practical solution for BMW users who need a reliable component to restore the full functionality of the safety system.

Specifications and technical data

• SKU: 7345315
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7345315
• Substitutable numbers: 7345315, 72117345315
• Location on the vehicle: Rear, Left
• Category: Seat Belts & Parts

Vehicle Application and Function

The lower seat belt pretensioner buckle is responsible for the stable mounting of the seat belt and its cooperation with the pretensioning mechanism in the rear of the vehicle on the left side. A correctly selected component in this location is crucial for:

• securely holding the seat belt in its manufacturer-designed position,
• proper operation of the pretensioner during sudden braking or collision,
• maintaining the factory mounting geometry on the rear seat on the driver's side.

Using a dedicated buckle for the specific BMW F34 model helps avoid fitting issues and ensures consistency with other components of the seat belt system.

Technical Characteristics and Installation

The offered lower buckle has been designed by BMW as part of the original safety system. Its placement on the vehicle, specified as rear – left side, facilitates clear identification of the mounting position and minimizes the risk of errors when selecting the component.

The design solution for the BMW F34 ensures:

• compatibility with the factory seat belt pretensioner on the rear seat,
• appropriate connection rigidity with the body, in line with manufacturer specifications,
• ergonomic seat belt routing for the passenger sitting in the rear on the left side.

The component is intended for installation in place of the original buckle, allowing for the preservation of the original safety concept applied in the BMW F34.

Product Condition and Practical Application

The presented seat belt pretensioner lower buckle is a used part, offering an advantageous solution for drivers seeking an economical yet original-compliant service option. Choosing a used OEM component allows for:

• reducing repair costs compared to new parts,
• maintaining consistency with the original BMW safety system,
• preserving original mounting points without the need for modifications.

This solution is particularly useful for post-accident repairs, replacement of worn belt mounting elements, or completing missing parts in the rear cabin.

Why Choose BMW Seat Belts and Parts

Using original components from the BMW seat belts and parts category directly impacts the level of passenger protection. For the BMW F34, the rear left seat belt pretensioner lower buckle works in conjunction with other system components, making the selection of the correct element crucial for:

• maintaining predictable safety system behavior in emergency situations,
• meeting the manufacturer's design specifications for passenger protection,
• maintaining compliance with the factory mounting points in the BMW F34 body.

If you also need other elements from this group, check out the available BMW seat belts and parts in our store to assemble a complete, consistent set of components.

Additional Information and Technical Support

When selecting used safety system components, it's important to consider compatibility with the specific vehicle body version and interior configuration. A correctly chosen rear left seat belt pretensioner lower buckle helps avoid installation problems and ensures proper cooperation with the belt and pretensioner.

If you are interested in a broader context of using used components in cars, including BMW vehicles, check out the article Tuning with Used Parts – How to Gain Performance Without Losing a Fortune, where we discuss a practical approach to selecting and operating used components while maintaining safety.