BMW X5 E70 Seat Belt Lower Strap Rear Buckle Tensioner Third Row Seat 7161655

The BMW X5 E70 Rear Seat Belt Tensioner for the Third Row is an original safety system component designed for the rear of the body in the third row of seats. This product comes from a dismantled vehicle, making it a functional and economical solution for repairs or completing the equipment of the rear passenger area in a BMW X5 E70.

Specifications and technical data

• SKU: 7161655
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7161655
• Substitutable numbers: 72117161655, 7161655
• Location on the vehicle: Rear
• Category: Seat Belts & Parts

Purpose and Function of the Seat Belt Tensioner in the BMW X5 E70

The rear third-row seat belt tensioner is responsible for the proper functioning of the seat belt in the last row of seats, ensuring stable belt guidance and cooperation with the locking mechanism. A correctly selected component is crucial for maintaining the factory level of passenger protection in the rear of the vehicle.

Its placement in the rear area of the body means the component operates under specific conditions – with variable trunk load and different seat configurations. Using an original tensioner allows for proper belt guidance and correct operation of the seat mounting system in the third row.

Benefits of Using an Original Seat Belt Tensioner

Choosing a tensioner dedicated to the BMW X5 E70 offers a range of practical advantages:

• Factory fit to the rear body structure – maintaining correct belt guidance geometry in the third row.
• Compatibility with the seat belt system – proper cooperation with existing mountings and upholstery elements.
• Stable mounting in the rear zone – reducing unwanted slack and vibrations during driving.
• Restoration of original third-row seat functionality – enabling safe passenger transport in the rear of the vehicle.

By maintaining a design consistent with factory solutions, the tensioner helps to ensure predictable vehicle behavior during sudden braking, when the seat belt system is under the greatest load.

Professional Installation and Fit for the Rear of the Vehicle

The tensioner is designed for installation in the rear area, in the third row of seats. Its design, adapted for the BMW X5 E70, facilitates installation at original mounting points, without the need for body modifications or interference with the seat structure.

To ensure full functionality of the safety system, installation by a workshop experienced with BMW models and verification of the mechanism's correct operation after installation are recommended. A properly installed tensioner allows for:

• correct seat belt tension in the third row,
• maintaining a stable passenger position in the rear of the vehicle,
• consistency with other seat belt system components throughout the interior.

How to Verify Tensioner Compatibility Using OEM Numbers

When selecting components such as a third-row seat belt tensioner, correct identification by part numbers is crucial. It is advisable to compare the markings with BMW service documentation or the dismantled component to avoid structural incompatibilities in the rear of the body.

If you want to streamline the process of selecting parts by manufacturer's designations, a practical guide describing step-by-step how to verify component compatibility by numbers will be useful. Check out the article Risk-Free Online Parts Shopping – 5 Ways to Verify Component Compatibility by OEM Numbers to minimize the risk of errors when ordering parts for your BMW.

Other BMW Seat Belts and Parts

If you are completing the equipment for the rear passenger area or planning to replace more safety system components, also check out other BMW seat belts and parts to select components that are structurally and visually consistent with your model.