BMW 3 4 Series F30 F82 M4 Carrier Mount Holder Backrest Left N/S 7346699

BMW 3 4 Series F30 F82 M4 Carrier Mount Holder Backrest Left N/S is an original BMW mounting component designed for the stable installation of the rear seat on the left side. The precise design of the bracket ensures proper seat support, which translates into safe and predictable seat behavior during daily use. This is a practical solution for users who want to restore the factory seat mounting geometry after interior repairs or modifications.

Specifications and technical data

• SKU: 7346699
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7346699
• Substitutable numbers: 52207346699, 7346699
• Location on the vehicle: Left
• Category: ECUs & Computer Modules

Purpose and function of the bracket

The presented seat bracket is designed for 3 and 4 Series models, including the M4 version, where secure seat mounting in the rear part of the body is crucial. The component operates in the seat mounting zone, responsible for:

• stable support of the seat structure on the rear left side,
• maintaining the correct seat position relative to the floor and body,
• reducing unwanted play and squeaks while driving.

Thanks to its fitment to factory mounting points, the bracket allows for maintaining the original seat installation line, which is important both for passenger comfort and for the proper operation of safety systems associated with the seats.

Construction and fitment for BMW

As a component from the Electronic control modules and controllers group, the bracket works with the seat system, which may be equipped with electrical wiring, sensors, or control modules. The bracket's construction is prepared for operation in this area of the vehicle, ensuring:

• precise guidance of seat mounting points,
• compliance with the factory BMW interior architecture,
• trouble-free installation in place of the original bracket.

The placement on the vehicle on the rear left side allows for clear identification of the mounting position, which facilitates the selection of the correct component during post-accident repairs or replacement of worn parts.

Benefits of using an original bracket

Using an original seat bracket in the BMW F-series allows for maintaining the structural consistency of the interior. The main advantages include:

• factory fitment to the geometry of the seat and vehicle floor,
• stable mounting that limits seat movement during braking and dynamic maneuvers,
• compatibility with existing wiring and adjacent components in the rear seat area.

The used component often allows for a significant reduction in repair costs while maintaining original build quality, which is particularly important in premium vehicles such as the BMW F30 or F82 M4.

Integration with BMW electronic systems

In modern BMW models, the seat is often linked to electronic systems – from occupancy sensors to comfort function control modules. The seat bracket operates in the immediate vicinity of these components, so its proper fitment is significant for:

• maintaining proper routing of electrical harnesses under the seat,
• preserving the space intended by the manufacturer for modules and sensors,
• reducing the risk of mechanical damage to electronic components during seat operation.

A properly selected bracket supports the stability of the entire system, which promotes trouble-free operation of comfort and safety systems.

Condition, origin, and practical application

The offered bracket comes from a dismantled BMW vehicle, thanks to which it retains its original structural and mounting parameters. This solution is frequently chosen by workshops specializing in the BMW brand and users servicing their own cars who expect:

• consistency with the vehicle's factory specification,
• the possibility of quick replacement of a damaged bracket,
• maintaining a high level of comfort and safety for rear passengers.

To better understand how electronic systems related to seats work in the 3 and 5 Series and how to safely use parts from dismantling, it is worth reading the article: Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 Series models.

If you are planning a comprehensive repair or upgrade of the seat mounting area in your BMW and need other elements from the same group, such as comfort modules, seat controllers, or related electronic units, check the available parts in the BMW electronic control modules and controllers category.