BMW F20 F30 Seat Motor Front Left N/S Height Adjustment Drive 0390204145

BMW F20 F30 Seat Motor Front Left N/S Height Adjustment Drive is an original seat adjustment mechanism component, designed for installation on the driver's side in F-series models. Thanks to its precise construction, it ensures smooth operation of the seat drive, which translates into a comfortable and safe position behind the wheel. This solution is particularly beneficial when replacing a damaged drive with a fully functional, factory-original component that maintains compatibility with the vehicle's electrical system.

Specifications and technical data

• SKU: 0390204145
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0390204145
• Substitutable numbers: 0390204145, 0 390 204 145, P1-11291-01-05, P1112910105, P1-17122-04 00, P1171220400
• Location on the vehicle: Front, Left
• Category: Additional Seat Parts

Purpose and location in the vehicle

The presented motor is a seat drive component mounted in the front, left part of the BMW interior, i.e., on the driver's side. It is responsible for the electric adjustment of the selected seat settings, working in conjunction with the factory rails and seat controls. Such placement guarantees a proper fit to the seat structure and maintains the ergonomics intended by the manufacturer.

Thanks to its dedicated application in the F-platform, the motor works with original wiring harnesses and controllers, which facilitates installation and reduces the risk of compatibility issues.

Technical and functional characteristics

The seat motor in this configuration is part of the seat adjustment system that allows for precise positioning of the driver. The drive construction is optimized for:

• stable operation under loads typical for a driver's seat,
• smooth start and stop of movement,
• cooperation with factory rails and seat gears,
• maintaining the appropriate adjustment speed without jerking.

As an element from the Other seat parts group, the motor is an important addition to the complete adjustment system, allowing for the restoration of full seat functionality without the need to replace the entire seat.

Brand, origin, and condition

The motor comes from a BMW brand vehicle, which means it maintains factory manufacturing standards and fitment for the seat structure and electrical installation. Original components of this type are designed for long-term operation, appropriate performance, and compatibility with safety and comfort systems.

The item is offered as a used part, which allows for a significant reduction in repair costs compared to a new subassembly, while maintaining proper operating parameters. This is a practical solution for servicing seats in a few-year-old car, where both functionality and cost-effectiveness are important.

Application in seat service and modernization

BMW F20 F30 Seat Motor Front Left N/S Height Adjustment Drive will work well both for a typical replacement of a damaged drive and for more extensive work related to seat swapping or modernization. Thanks to the preservation of the original design, it is possible to:

• restore full driver's seat adjustment after a drive failure,
• replace a faulty motor with a component with factory fitment,
• limit interference with the vehicle's electrical installation,
• maintain consistency of operation with other motors and seat controls.

Such an approach is particularly beneficial in cars equipped with extensive seat settings, where the precision and reliability of the drive have a direct impact on daily driving comfort.

Why choose a used BMW seat motor

Choosing a used, original seat motor is a reasonable compromise between cost and quality. You receive a component designed specifically for a given model, without the need to adapt replacements or modify the installation. This is a solution that allows you to restore full seat functionality while maintaining factory performance characteristics.

If you want to better understand how to safely and consciously buy elements from the secondary market, it is worth reading the guide: Used parts – Your guide to the best offers in the automotive store. You will find practical tips there on how to assess the condition of components and optimally plan repairs.

Additionally, when choosing between a used original part and a replacement, the article 5 reasons why a used OEM part is a better choice than a replacement, which discusses specific technical and operational criteria, may be helpful.

If you are planning a comprehensive repair or modernization of the seating area in your BMW and need other elements from the same group, such as rails, adjustment mechanisms, or additional drive modules, check the available parts in the Other BMW seat parts category.