BMW G20 G21 G22 G23 G26 Electric Power Steering Rack Gear 5A748E7

The BMW G20 G21 G22 G23 G26 Electric Steering Rack is an original steering system component designed for modern 3 and 4 Series models. Thanks to electric assistance, it ensures precise handling, stable trajectory maintenance, and predictable steering wheel response. This solution allows for the restoration of proper steering system operation without compromising safety and comfort.

Specifications and technical data

• SKU: RHD-5A748E7
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 5A748E7
• Substitutable numbers: 5B38FB0, 32105B38FB0
• Part type: Steering Gear Complete Unit
• Category: Gearboxes, Racks & Pinions

Technical Characteristics and Purpose

The presented BMW Electric Steering Rack belongs to the Steering Racks and Housings category, meaning it is responsible for transferring motion from the steering wheel to the front wheels and cooperating with the electric power steering system. The component is dedicated to the BMW G20, G21, G22, G23, and G26 platforms, which translates in practice to proper adaptation to the suspension geometry, mounting points, and handling characteristics of these models.

The electric power steering system in this rack works with the vehicle's electronics, stability control systems, and driver assistance systems, which is why using the correct, original component is crucial for maintaining the factory operating parameters of the steering system.

Benefits of Using an Original Electric Steering Rack

Using an original steering rack in BMW G20-G26 series models allows for the consistency of the entire drivetrain. This component:

• ensures proper gear ratio and linear response to steering wheel movements,
• cooperates with the factory settings of active safety systems,
• maintains appropriate stiffness of connections in the front suspension area,
• reduces the risk of play and abnormal noises in the steering system.

This provides the driver with predictable, consistent vehicle behavior, and the steering system retains parameters close to factory specifications. This is particularly important in cars with advanced electronics, where an incorrect choice of steering rack can cause errors in driving assistance systems.

Condition, Verification, and Practical Application

The offered steering rack is a used component, which in practice means a favorable compromise between repair cost and maintaining the original BMW construction. Before installation, a standard inspection of the mechanical and electrical condition is recommended, as well as verification of compatibility with the specific vehicle equipment version. Proper adaptation to the model and car configuration helps avoid problems with calibration and communication with the vehicle's electronics.

This type of steering rack is particularly recommended for:

• mechanical damage to the steering system (e.g., after a collision or impact with an obstacle),
• excessive play in the steering wheel and reduced steering precision,
• malfunctioning electric power steering requiring the replacement of the complete steering rack.

Part Selection and Upgrade Support

To select the correct steering rack for a specific BMW model, it is advisable to pay attention to manufacturer markings, OEM part numbers, and available replacement numbers – this helps confirm full compatibility with the vehicle's factory configuration. In case of doubt, it is a good solution to compare the currently installed component with the offered steering rack in terms of housing type, mounting points, and electrical connector type.

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 steering columns, steering rack housings, or additional mounting elements, check the available parts in the BMW Steering Racks and Housings category.

Additional Knowledge and Inspiration

During work on the steering system, many users also decide to improve interior ergonomics, including replacing the steering wheel with a higher-finish version. If you are considering such modifications and want to better plan the scope of work, it is worth reading the guide: Premium Interior for Half the Price: Used Seats, Steering Wheels, and Multimedia.