Power Steering Rack (With Sensor) for Mercedes-Benz M-Class

Restore the original luxury, comfort, and precise handling of your Mercedes-Benz M-Class (W164) with this premium Hydraulic Power Steering Rack. Specifically designed for models equipped with a Steering Speed Sensor (Parameter Steering), this unit ensures the perfect balance between light steering during parking and firm, stable control at high speeds.

Engineered to meet strict OEM standards, it is the perfect replacement for leaking, vibrating, or noisy steering systems. This rack is built to handle the heavy-duty requirements of the ML and GL series, maintaining factory-level stability, road feedback, and safety.

Key Features

OEM-Standard Quality (With Sensor) – Includes the mounting port for the speed-sensitive parameter steering sensor for a perfect electronic match.

Effortless Control – Provides smooth hydraulic assistance, making steering effortless even for a large SUV.

Heavy-Duty Construction – Built using high-strength reinforced materials to withstand off-road stress and city driving.

Precision Handling – Eliminates steering "play" and road vibrations, restoring original cornering accuracy.

Quality Tested – High-pressure tested for zero leaks and durability under extreme load conditions.

Vehicle Compatibility

Mercedes-Benz ML & GL Series

M-Class (W164): 2005 – 2011 (ML320, ML350, ML500, ML63 AMG)

GL-Class (X164): 2006 – 2012 (GL320, GL450, GL500)

R-Class (W251): 2006 – 2013

(Important: This model is specifically for vehicles equipped with the electronic sensor on the rack.)

Compatible Part Numbers

Primary: 1644600300, 1644600500

Interchangeable: A1644600300, A1644600500, 1644600600, 1644600200

Condition

Brand New

Ready for Installation

Installation Recommendation

Professional installation is strongly recommended. When installing, please ensure your existing speed sensor is swapped over correctly or a new one is fitted. We recommend a full system flush with Mercedes-Benz approved hydraulic fluid to protect the new rack's seals.