BMW E81 E87 E87N E90 E90N E91 LCI Power Steering Rack Boxes Electric 6798894

BMW E81 E87 E87N E90 E90N E91 LCI Power Steering Rack Boxes Electric is an electric power steering rack designed for select BMW 1 and 3 Series models, providing precise handling and stable power steering assistance. As a component from the Steering Racks and Housings group, it is responsible for transferring steering wheel movement to the wheels with appropriately selected assistance force. A used OEM BMW component is a solution for drivers who want to restore proper steering system operation while maintaining factory handling characteristics.

Specifications and technical data

• SKU: RHD-6798894-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6798894
• Substitutable numbers: 32106793458, 6793458, 3210678874632106792946, 6788746, 6792946, 32106872479, 6872479, 6792942, 6798894
• Category: Gearboxes, Racks & Pinions

Purpose and Compatibility

The described electric power steering rack has been designed for use in the compact BMW 1 Series E81, E87, E87N and 3 Series E90, E90N, E91 LCI models. The OEM construction ensures proper fitment to the factory steering column, mounting points, and suspension geometry of these generations. This ensures that after installation, the precise steering response and predictable cornering behavior characteristic of BMW are maintained.

Construction and Operating Characteristics

The electric power steering rack combines a classic rack-and-pinion mechanism with electric assistance, allowing for more advanced control of the assistance force depending on speed and driving conditions. This type of system:

• provides smooth, progressive assistance during parking maneuvers,
• maintains a more direct, stable feel at the steering wheel at higher speeds,
• enables cooperation with safety systems such as stability control or traction assist.

Thanks to the factory BMW design, the correct gear ratio is maintained, which translates into consistent, predictable vehicle responses and comfortable steering system operation.

Benefits of Using an Original BMW Steering Rack

Using an original electric power steering rack in the BMW E81/E87/E90/E91 LCI series offers a number of practical benefits. The most important include:

• Factory Fitment – compatibility with suspension and steering system design, without the need for modifications.
• Consistent Handling Characteristics – maintaining the typical BMW balance between comfort and precision.
• Cooperation with the vehicle's original electronics – the power steering control unit and safety systems operate within the manufacturer's intended range.
• Possibility of using existing mounting points and accessories – facilitates installation and reduces service time.

This solution is particularly recommended for symptoms such as excessive play in the steering wheel, uneven power assistance, or disturbing noises from the front suspension area.

Condition, Verification, and Part Selection

The offered BMW power steering rack is a used component, allowing for economical repair while maintaining original quality of workmanship. Before selecting a part, it is advisable to verify compatibility with the specific body version and engine, using manufacturer markings and vehicle service documentation. A visual comparison with the currently installed component is also helpful, especially regarding the housing shape, mounting positions, and electrical connectors.

If you are planning a comprehensive repair or upgrade of the steering system area in your BMW and need other parts from the same group, such as tie rods, ends, or additional mounting elements, check the available parts in the BMW Steering Racks and Housings category.

Selection Support and Technical Knowledge

When selecting used OEM components for mechanical and electrical systems, correct matching to the specific vehicle version is crucial. It is advisable to use professional knowledge sources describing part identification principles, comparison of markings, and interpretation of catalog data. For deeper knowledge on selecting original components and the operation of advanced powertrains, you can refer to expert materials, such as the article The Audi Five-Cylinder Engine – A Legend from Quattro to RS3 and How to Care for It with Original Audi Parts, which discusses, among other things, a practical approach to searching for used OEM parts.