BMW 5 SERIES E60 ELECTRIC SEAT Height Adjust 0390203234 8321087

BMW 5 SERIES E60 ELECTRIC SEAT Height Adjust is an original seat adjustment system component, designed for precise height adjustment of the driver or passenger seat. Thanks to the factory BMW design, the motor ensures smooth movement of the mechanism, maintaining the ergonomics and comfort of the interior. It is a practical solution for users who want to restore full functionality of the seat adjustment in their BMW E60 using an original component in used condition.

Specifications and technical data

• SKU: 8321087
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 390203234
• Substitutable numbers: 0390203234
• Category: Other Starters, Alternators, ECUs & Wiring

Purpose and function in the seat system

The motor is responsible for driving the seat height adjustment mechanism, working in conjunction with the seat gears and rails. Its task is to stably transfer torque to the adjustment elements, enabling:

• positioning the seat in an optimal position relative to the steering wheel and pedals,
• adjusting the seat height to the driver's stature,
• maintaining repeatability of settings during frequent position changes.

By using an original motor, the adjustment system retains its factory operating parameters, which translates into driving comfort and a proper position behind the wheel.

Compatibility and fitment for BMW

The presented element comes from the BMW group and is structurally matched to the E60 platform, which facilitates installation in place of the factory component. This means:

• retaining original mounting points in the seat frame,
• compatibility with the vehicle's electrical system,
• cooperation with factory seat adjustment controllers.

Such fitment limits the need for modifications and allows for efficient replacement of a damaged motor in workshop or service conditions.

Performance characteristics and installation benefits

The BMW E60 seat height adjustment motor is a component that operates under load, so its efficiency has a direct impact on the convenience of daily use. Using an original component in used condition allows you to:

• restore the operation of the electric adjustment after a factory drive failure,
• maintain the structural consistency of the seat with other interior elements,
• reduce repair costs compared to purchasing a new part.

For workshops and services specializing in the BMW brand, this is a practical service solution that enables a quick response to faults related to seat adjustment.

Used condition and service aspects

The offered motor comes from disassembly and is sold as a used part, which represents a reasonable compromise between cost and functionality. During installation, it is recommended to:

• verify the condition of the seat rail mechanism,
• check the correctness of power supply and control in the vehicle's electrical system,
• test the operation of the full adjustment range after installing the component.

This approach helps reduce the risk of repeated disassembly and ensures stable operation of the adjustment system in the long term.

Related elements and technical knowledge development

If you are planning a comprehensive repair or upgrade of the seat area in your BMW and need other elements from the same group, such as sliding drives, backrest mechanisms, or additional adjustment motors, check the available parts in the Other BMW category.

To broaden your knowledge about the structural differences between standard and sports versions, including the impact of drive systems and suspension on the car's character, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses key technical aspects from the perspective of selecting spare parts.