Seat Lower Belt BMW i3 I01 i8 I12 Tensioner Buckle Front Left N/S 7304149

BMW i3 I01 / i8 I12 Seat Belt Buckle with Pretensioner, Front Left is an original part from the Seat Belts & Parts category, designed for installation on the front left seat. This component has been specifically engineered for the seat structures of BMW i3 and BMW i8, ensuring proper integration with the vehicle's factory safety system.

Specifications and technical data

• SKU: 7304149-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7304149
• Substitutable numbers: 72117304149, 7304149, KD
• Location on the vehicle: Front, Left
• Category: Seat Belts & Parts

Intended Use and Fitment for BMW i3 I01 / i8 I12

The presented seat belt buckle with pretensioner is factory-designed to operate within the safety system of the BMW i3 I01 and BMW i8 I12 on the front – left side position. The appropriate mounting geometry and angle relative to the seat allow for correct belt routing and user ergonomics.

Thanks to its construction conforming to OEM standards, this part works seamlessly with the vehicle's factory safety system sensors and controllers, facilitating integration with the existing vehicle wiring. This solution is particularly important for professional collision repairs or when replacing a damaged buckle.

Seat Belt Pretensioner Construction and Function

The lower seat belt buckle, integrated with a pretensioner, plays a crucial role in the driver's or passenger's protection system. Upon activation of the safety system, the pretensioner:

• reduces belt slack, improving body stabilization in the seat,
• supports airbag deployment by helping to maintain a predictable occupant position,
• limits uncontrolled movement in the initial phase of a collision.

This functionality is especially vital in the lightweight construction of the BMW i3 and the sporty architecture of the BMW i8, where a precisely tuned seat belt system directly impacts the level of protection.

Application in Service and Accident Repairs

The offered part from the Seat Belts & Parts category is ideal for professional body shops and workshops specializing in the BMW brand. It can be used for, among other things:

• accident repairs involving safety system activation,
• replacing a damaged buckle following diagnostic system errors,
• restoring the completeness of front seat equipment after disassembly or modifications.

Due to its specific designation for the front left position, it is essential to ensure correct placement on the vehicle and installation according to the manufacturer's procedures.

Condition, Origin, and Benefits of Choosing a Used Part

This product is from the group of original BMW parts and is offered as a used item. In practice, this means retaining the factory design and compatibility while reducing repair costs compared to purchasing a new component. For many BMW i3 and BMW i8 owners, this represents a sensible compromise between quality and repair budget.

Prior to installation, standard verification of the electrical system and a check of the safety system's functionality using an appropriate diagnostic tester, in accordance with BMW service procedures, are recommended.

Selection by OEM Number and Purchase Support

When selecting a seat belt buckle with a pretensioner for a specific BMW i3 I01 or BMW i8 I12 version, it is crucial to compare the OEM number and interchangeable part numbers with your vehicle's specifications. If in doubt, it is advisable to use the VIN and service documentation to confirm the part's full compatibility with your car's equipment.

If you wish to learn step-by-step how to correctly select components such as seat belt buckles, pretensioners, or other parts, a detailed guide will be helpful: how to choose the right car part by VIN and OEM number. Here you will find practical tips, a list of questions for the seller, and a parameter checking scheme.

Other BMW Seat Belts and Parts

If you are also looking for other BMW seat belts and parts for your car, check out our dedicated offer: BMW Seat Belts & Parts. This will allow you to easily assemble a complete set of components needed for a full and cohesive repair of your vehicle's safety system.