Steering Rack BMW F20 F21 F30 F31 N47N Power Box Gear Diesel 6864167

BMW F20 F21 F30 F31 Steering Rack for Diesel Engines is an original steering system component designed for BMW 1 and 3 Series models with the N47N engine. Thanks to its factory design, it ensures precise handling, correct cooperation with the power steering system, and stable vehicle behavior during everyday and dynamic driving.

Specifications and technical data

• SKU: rhd-6889115-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6889115
• Substitutable numbers: 32106889115, 6889115, 32106886301, 6886301, 32106864271, 6864271, 32106868893, 6868893, 32106863469, 32106859251, 6859251, 32106856464, 6856464, 32106872407, 6872407, 32106861510, 6861510, 32106854891, 6854891, 6874685, 32106857286, 687286, 32106864167, 6864167, KZ, 32106881040, 6881040, 32106877777, 6877777, 32106875234, 6875234, 32106874685, 32106870464, 6870464, 32106863717, 6863717, 6863469, 6857286
• Fuel type: Diesel
• Category: Gearboxes, Racks & Pinions

Application and Compatibility

The offered steering rack belongs to the Steering Racks and Housings group and has been specifically designed for BMW vehicles with a Diesel engine. The design is adapted to the chassis architecture of the F20, F21, F30, and F31 models with the N47N unit, which allows for maintaining the correct suspension geometry and proper power steering operation.

The component is intended for installation in vehicles equipped with a rack and pinion steering system, cooperating with the factory power steering system and vehicle electronics. Therefore, after correct installation, it is possible to maintain the original handling parameters and the full functionality of safety systems.

Construction and Function in the Steering System

The steering rack is responsible for transferring motion from the steering column to the front wheels, ensuring the correct gear ratio and smooth operation. In this version, designed for Diesel engines, the construction is optimized for the higher loads resulting from the engine's mass and the suspension characteristics of these models.

The key tasks of the steering rack in this application are:

• ensuring stable, predictable vehicle behavior at various speeds,
• maintaining the correct steering gear ratio,
• cooperation with the power steering system and safety systems,
• reducing play and unwanted vibrations in the steering wheel.

Thanks to its factory design, the steering rack maintains parameters consistent with the manufacturer's specifications, which translates into driving comfort and repeatable vehicle response to steering wheel movements.

Condition, Origin, and Benefits of Using OEM Parts

The component comes from the BMW OE line and is offered as a used part. This means it retains its original geometry, mounting points, and operating characteristics as intended by the vehicle manufacturer. In practice, this facilitates installation, reduces the need for modifications, and allows for maintaining the original suspension settings.

Using an original steering rack to replace a worn or damaged component allows you to:

• restore correct steering system response,
• reduce excessive play and knocking in the front suspension,
• maintain compliance with factory safety parameters,
• minimize the risk of wheel alignment issues after replacement.

For users who expect consistency with factory specifications, choosing an original steering rack is a technical and economical solution, allowing for effective repair without compromising on fit.

Reference Numbers and Part Identification

The steering rack has a dedicated OEM part number and an extensive set of interchangeable numbers, which facilitates unambiguous identification in BMW catalogs and service systems. This allows for precise verification of compatibility with a specific body version, engine, and equipment.

If you have doubts about selection, it is advisable to compare the markings with the vehicle's documentation or the existing component to ensure that the chosen steering rack will correctly cooperate with the steering system and electronics of the specific vehicle.

Application in Service and Tuning Projects

The offered steering rack is suitable for both standard steering system repairs and more extensive modernization projects where maintaining the original handling characteristics in BMW Diesel models is crucial. It can be used as a component to restore full functionality after a collision, intensive use, or when replacing worn suspension parts.

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

For drivers interested in improving the car's throttle response and overall vehicle dynamics, practical tips on engine modifications may also be useful – you can find them in the article How to Increase Engine Power: A Practical Guide to Tuning Engines with Used Parts, which helps in consciously planning further work on the car.