MINI Cooper One R55 R56 R57 R58 R59 Electric Power Steering Rack 6783547

MINI Cooper One R55 R56 R57 R58 R59 Electric Power Steering Rack is an original electric power steering rack designed for MINI R-series models, perfect for professional steering system repairs. As a component in the Steering Racks and Housings category, it ensures precise vehicle handling and stable steering assistance during daily operation. Thanks to the factory MINI design, it is a solution perfectly matched to the specific suspension and geometry of these models.

Specifications and technical data

• SKU: rhd-6783547-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 6783547
• Substitutable numbers: 6783547, 32106856877, 6856877, 3210678325132106778558, 3210679300832106783549, 6783251, 6778558, 6793008, 6783549
• Category: Gearboxes, Racks & Pinions

Purpose and compatibility with MINI models

This electric steering rack has been designed specifically for MINI Cooper One R55, R56, R57, R58, and R59 generation vehicles. The system's construction is adapted to the characteristics of the short wheelbase, stiff suspension, and dynamic driving style typical of these models, which translates into predictable vehicle reactions to steering inputs.

Its original MINI brand origin ensures the retention of factory mounting points, the correct rack length, and the appropriate gear ratio, which facilitates installation and allows for maintaining stock driving characteristics without the need for additional modifications.

Construction and characteristics of the electric power steering

The rack belongs to the Steering Racks and Housings group, where structural rigidity and resistance to mechanical loads are of key importance. The integrated electric power steering module works with the vehicle's electronics, providing variable steering assistance depending on driving speed and road conditions.

This solution allows for light steering rotation during parking maneuvers and a more compact, stable resistance at higher speeds. As a result, the MINI steering system retains its characteristic, tight operation while relieving the driver during daily use.

Application in steering system repairs and diagnostics

The component is suitable for replacing a worn or damaged rack in situations such as:

• noticeable play in the steering wheel or unstable vehicle handling,
• knocking and noises coming from the front suspension area when turning,
• uneven operation of the electric power steering or its intermittent failures,
• steering system errors stored in the vehicle's ECU.

Replacing it with an original MINI rack allows for restoring the correct system geometry, proper gear ratio, and predictable reaction to steering inputs, which has a direct impact on safety and driving comfort.

If you want to better understand how the steering and power steering system works in your car, as well as learn about typical symptoms of failure and diagnostic methods, check out the article Steering and power steering – how it works and what breaks?.

Condition, origin, and benefits of choosing MINI parts

The offered rack comes from the MINI line, which means maintaining factory manufacturing standards and compatibility with the vehicle's electronics and mechanics. The used condition allows for an economical repair while maintaining the original design, which is particularly important for precise steering system components.

Choosing an original MINI electric rack means, among other things:

• factory fitment to the steering column and suspension,
• retention of stock power steering performance parameters,
• reduced risk of electrical compatibility issues and communication problems with vehicle modules.

Expanding repairs within the MINI steering system

If you are planning a comprehensive repair or upgrade of the steering area in your MINI and need other elements from the same group, such as additional racks, housings, or related components, check out the available parts in the Mini Steering Racks and Housings category.