BMW E39 Saloon Rear Seat Lower Belt Buckle Left N/S 8176515

BMW E39 sedan rear left seat belt lower buckle is an original safety system component, designed for installation on the rear seat on the left side. The part comes from dismantling, making it a functional and economical solution for repairing or restoring the factory interior configuration of a BMW E39.

Specifications and technical data

• SKU: 8176515
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8176515
• Substitutable numbers: 72118176515, 8176515, AS
• Location on the vehicle: Rear, Left
• Category: Seat Belts & Parts

Vehicle Application and Placement

The BMW E39 Saloon Rear Seat Lower Belt Buckle Left N/S is a component of the seat belt system, mounted on the rear seat on the left side. It is responsible for securely fastening the passenger's lap and shoulder belt, working in conjunction with the factory BMW seat belt.

Precise placement on the rear left seat ensures:

• correct belt routing geometry relative to the seat and body,
• stable mounting to the vehicle's structure,
• compliance with factory anchor points in the BMW E39 sedan version.

Construction and Technical Function

The lower seat belt buckle is a key element of the passive safety system. Its construction includes a housing with a mechanism for locking the belt tongue and a mounting section for the body or seat frame. The mechanism is designed to:

• ensure secure locking of the belt tongue with a distinct click,
• maintain a stable connection during normal driving and in emergency situations,
• allow for quick release via a release button, even under belt load.

Original manufacturing in accordance with BMW standards promotes the proper functioning of the safety system and compatibility with other interior components.

Service Application and Installation Benefits

The presented lower seat belt buckle is suitable for situations where the original component has suffered mechanical damage, wear and tear, or has been replaced after a collision. Choosing an original used part allows you to:

• restore full functionality to the rear left seat position,
• maintain the structural integrity of the seat belt system with factory BMW solutions,
• minimize repair costs while maintaining proper performance parameters.

This part is intended for users who wish to maintain the original interior specification of the BMW E39 sedan, without using aftermarket parts of uncertain origin.

Interior Integration and Functional Tuning

The installation of a functional seat belt buckle is important not only for safety but also for the ergonomics of the rear seat. A properly working mechanism:

• facilitates daily buckling and unbuckling by passengers,
• eliminates play and unwanted noises resulting from mechanism wear,
• contributes to the comfort of using the rear seat on longer journeys.

If you are planning more extensive car interior tuning or a comprehensive cabin renovation, it is worth consulting the advice in the article Car Interior Tuning with Global Parts – How to Use Used Seats and Steering Wheels, which helps plan modernization work using second-hand parts.

Other BMW Seat Belts and Parts

If you are also looking for other components from the BMW seat belts and parts category for your car, check out the BMW seat belts and parts available in our store to select complete solutions for modernizing or repairing the safety system in your vehicle.