Steering Rack BMW F20 F21 F22 F30 F31 Petrol Power Box Gear ZF 6874854

Steering Rack BMW F20 F21 F22 F30 F31 Petrol Power Box Gear is an original steering system component designed for BMW 1 and 3 Series models. This used, factory-spec ZF steering rack ensures precise vehicle handling, maintaining the direct and confident steering characteristic of BMW vehicles.

Specifications and technical data

• SKU: rhd-6874854-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6874854
• Substitutable numbers: 32106874854, 6874854, BG
• Fuel type: Petrol
• Category: Gearboxes, Racks & Pinions

Purpose and compatibility

The offered steering rack belongs to the Steering racks and housings category and is structurally matched to selected BMW F-series models with petrol engines. Its application in petrol-powered vehicles ensures that the operating characteristics are properly matched to the car's weight, load distribution, and front suspension specifications.

The component comes from the BMW OE line, which translates into maintaining the factory operating parameters of the steering system – from the gear ratio and steering resistance to compatibility with other steering column components.

Construction and operating characteristics

The ZF steering rack used in this model has been designed for the dynamic driving typical of BMW. The construction ensures:

• stable transmission of steering input to the front wheels,
• precise response to small steering movements,
• consistent operation with the power steering system,
• appropriate housing rigidity, reducing unwanted play.

As a result, the steering system maintains predictable behavior both in city driving and on the highway, which improves vehicle control and driving comfort.

Application in petrol vehicles

The steering rack has been prepared for use with petrol engines, which is significant for front-axle weight distribution and suspension characteristics. Properly matching the component to the fuel type allows for maintaining the correct steering feel and predictable car reactions in corners.

In practice, this means that after installation, the factory handling characteristics are preserved without the need to modify other steering or suspension components.

Condition, origin, and benefits of choosing a used part

The offered steering rack is a used original BMW component. Choosing a part from dismantling allows you to maintain factory quality and fitment while reducing repair costs compared to purchasing a new unit. The original ZF design is engineered with a high durability margin, allowing a properly selected used steering rack to continue providing stable and repeatable performance.

This solution is particularly beneficial for post-accident repairs, mechanical damage to the steering system, or when replacing a component with excessive wear.

Why choose an original BMW steering rack

Compared to aftermarket replacements, the original BMW steering rack provides:

• factory fitment to the steering column and suspension,
• consistency with other chassis components,
• preservation of the handling characteristics intended by the manufacturer,
• lower risk of installation and adjustment issues.

For drivers who value confident handling and predictable vehicle behavior, choosing an original steering rack is a technically safe and long-term cost-effective solution.

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 columns, housings, or additional control components, check out the available parts in the BMW steering racks and housings category.

Additionally, to better understand the advantages of using original dismantled parts in premium cars and apply these conclusions to BMW maintenance, it is worth reading the article Mercedes – comfort, prestige, and durability. Why is it worth choosing original used parts?, which discusses the practical aspects of choosing used OEM components.