BMW F20 F30 F31 F32 xDrive Electric Power Steering Rack Motor Drive Unit 6881079

BMW F20 F30 F31 F32 xDrive Electric Power Steering Rack Motor Drive Unit is an original component from the Steering gears and housings group, designed for BMW models with xDrive all-wheel drive. This used OEM component ensures proper cooperation with the steering system, stable vehicle handling, and predictable steering response during daily operation.

Specifications and technical data

• SKU: 6881079-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6881079
• Substitutable numbers: 6881079, 6889133, 32106889133, 6877792, 32106877792, 6875210, 32106875210, 6863731, 32106863731, 6863495, 32106863495, 6870478, 32106870478, 6869012, 32106869012, 6881082, 32106881082, 6864301, 32106864301, 6859275, 32106859275, 6861514, 32106861514, 6886317, 32106886317, 6872362, 6886315
• Category: Gearboxes, Racks & Pinions

Purpose and function in the steering system

The presented component is responsible for the operation of the electric power steering rack in BMW F-series vehicles with xDrive, mounted on the front axle. Its task is to generate the appropriate steering assistance force so that the steering wheel operates smoothly and the system's response is consistent with the manufacturer's specifications. This maintains the driving characteristics typical of BMW – precise, predictable, and stable, even at higher speeds.

Benefits of using an original BMW component

Using an original component from the BMW OE group allows you to maintain the factory operating parameters of the steering system. The element is structurally matched to the rack geometry, vehicle electronics, and the specifics of the xDrive system, which reduces the risk of improper power steering operation. In practice, this means:

• consistent operation with factory control and vehicle safety systems,
• appropriate steering assistance characteristics across the entire speed range,
• maintaining the proper "feel" of the steering wheel during maneuvers and highway driving.

Selection and technical compatibility

The component has a dedicated OEM part number and a set of interchangeable numbers, which facilitates clear identification and selection for a specific vehicle configuration. Before purchasing, it is worth comparing the markings with the vehicle data or consulting a mechanic to confirm compatibility with the specific engine version and xDrive system. This will help you avoid installation problems and potential communication errors in electronic systems.

Characteristics of the used component

The component comes from disassembly and is offered as a used part, which is a cost-effective solution while maintaining the original BMW construction. Such elements are often chosen for steering system repairs when the goal is to maintain factory specifications without the need to invest in a new subassembly. A used OEM component is a good compromise between price and technical compatibility with the vehicle.

Expansion and service of the BMW steering system

If you are planning a comprehensive repair or upgrade of the steering area in your BMW and need other elements from the same group, such as gears, housings, or additional power steering subassemblies, check the available parts in the BMW steering gears and housings category.

For users interested in a broader context of operation and servicing of engine accessories in premium class vehicles, practical tips on caring for timing systems, injectors, and other key components may also be useful – you will find them in the article Reliability under the star sign – how to take care of engine accessories in popular Mercedes-Benz C and E-Class models?, which discusses good service practices when working with advanced power units.