Mercedes X117 W176 W246 Electric Steering Rack Unit A2464603801

Mercedes X117 W176 W246 Electric Steering Rack Unit is a factory-original steering system component, designed specifically for Mercedes compact models. As part of the Steering racks and housings group, it ensures precise vehicle handling, stable lane keeping, and proper integration with assistance and safety systems. This used component allows for a technically sound repair of the steering system while maintaining the manufacturer's original design.

Specifications and technical data

• SKU: RHD-A2464603801
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2464603801
• Substitutable numbers: A2464603801, A 246 460 38 01, A 246 460 02 01, A2464600201, A 246 460 50 01, A2464605001
• Part type: Steering Rack
• Category: Gearboxes, Racks & Pinions

Purpose and function in the steering system

The presented electric steering rack is dedicated to Mercedes vehicles from the X117, W176, and W246 series, which utilize electric power steering integrated directly into the rack. This component is responsible for transferring movement from the steering column to the front wheels and for interacting with the electric power steering module, which translates into smooth, predictable vehicle responses to steering inputs.

A properly selected steering rack is crucial for:

• driving stability at higher speeds,
• precision of maneuvering in urban environments,
• proper operation of assistance systems that depend on steering geometry and resistance.

Construction and advantages of the electric steering rack

The original Mercedes electric power steering rack is an integrated design where the mechanical rack-and-pinion part works with an electric drive and torque/position sensors. This solution enables precise control of the steering assistance force depending on vehicle speed and driving conditions.

The main advantages of this type of solution include:

• accurate translation of steering movement to the wheels, which improves vehicle control,
• compatibility with advanced safety systems, such as lane-keeping assistants or stabilization systems,
• reduced engine load compared to classic hydraulic power steering, which promotes energy efficiency.

Benefits of using an original used steering rack

Choosing an original Mercedes steering rack from the secondary market allows you to maintain compliance with the vehicle's factory specifications without the need for aftermarket replacements with uncertain parameters. A used component from this group is a solution that combines technical correctness with a more cost-effective repair, while maintaining proper fitment to the chassis and suspension system.

In practice, this means:

• proper fitment with chassis mounts and suspension components,
• preservation of the factory driving characteristics,
• easier integration with the existing electrical installation and control units.

Selection, compatibility, and reference numbers

This electric steering rack has an assigned OEM part number and a set of interchangeable numbers, which facilitates unambiguous identification and selection for a specific body version and drivetrain. Before purchasing, it is worth comparing the markings with the vehicle data or using the manufacturer's catalog to confirm compatibility with a specific Mercedes unit.

Thanks to the presence of reference numbers, it is possible to:

• verify compatibility with the existing steering system,
• avoid assembly problems resulting from design differences,
• check the application history of the part across different model versions.

Mercedes steering racks and housings – expansion and system service

If you are planning a comprehensive repair or upgrade of the steering area in your Mercedes and need other elements from the same group, such as other racks, housings, or related mounting components, check the available parts in the Mercedes steering racks and housings category.

For drivers interested in a broader approach to car modifications and improvements, including the use of used components to enhance performance and the car's character, an article describing the upgrade possibilities for MINI models may be helpful – you can find it here: MINI John Cooper Works – what makes it stand out and how to upgrade your MINI?.