BMW F20 Electric Power Steering Rack Motor Drive Box Gear Unit 6891189

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW F20 Electric Power Steering Rack Motor Drive Box Gear Unit is an original steering system component from the Steering gears and housings category, designed for precise integration with the electric power steering in the BMW i3 I01 model. This used OEM component ensures a factory-spec fit, maintaining the correct steering rack performance characteristics and stable vehicle handling.

Specifications and technical data

• SKU: 6891189-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6891189
• Substitutable numbers: 6891189, 32106891189, 7806277, 7828177474, 7828 177 474, KD
• Category: Gearboxes, Racks & Pinions

Purpose and function in the steering system

The steering rack motor in the BMW i3 I01 is responsible for generating the assist torque within the steering gear, which directly affects the effort required to turn the steering wheel and the precision of the vehicle's response. As a component in the Steering gears and housings category, it works in conjunction with the vehicle's electronics, torque sensors, and steering column, ensuring smooth, predictable vehicle behavior both in city traffic and at higher speeds.

Benefits of using an original BMW steering rack motor

Using an original BMW steering rack motor in the i3 I01 model allows for the preservation of the performance parameters specified by the vehicle manufacturer. As a result:

• the steering system maintains the correct assist characteristics across the entire speed range,
• vehicle control remains consistent with factory safety system settings,
• the risk of improper interaction with control electronics is minimized.

This solution is particularly beneficial for electric vehicle repairs, where the precision of the steering system is crucial for driving comfort and safety.

Product characteristics and fitment

BMW F20 Electric Power Steering Rack Motor Drive Box Gear Unit, as an OEM part, is structurally matched to the specific generation of the steering gear used in this model. This means it features the correct mounting points, the proper interface with the steering rack, and compatibility with factory controls. The used component allows for an economical repair of the steering system while maintaining the vehicle's original architecture.

The product has an assigned OEM part number and associated interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration. Before purchasing, it is recommended to compare the markings with the vehicle's data or consult a mechanic to confirm full installation compatibility.

Condition, verification, and practical application

The offered steering rack motor is a used component, which helps reduce repair costs while maintaining original BMW specifications. Such components are frequently used in professional workshops specializing in electric vehicles, where both correct operation and the ability to optimize repair budgets are important.

Before installation, it is recommended to perform a standard check of the electrical wiring, the condition of the steering rack, and the integrity of mechanical connections to fully utilize the potential of the installed motor and avoid secondary faults in the steering system.

If you are planning a comprehensive repair or upgrade of the steering system area in your BMW and need other components from the same group, such as steering gears, housings, or brackets, check out the available parts in the BMW Steering gears and housings category.

Additional technical support

When working with drive and control components such as the steering rack motor, it is worth knowing the general principles for assessing the condition of used sub-assemblies and their impact on the durability of the entire system. Practical tips on selecting and verifying components can be found in our guide: Second-hand differential – what you need to know about used differentials, sensors, and drive systems.