Mercedes W203 W209 M272 Power Steering Pump Oil Reservoir Tank A0054661701

The Mercedes W209 M272 Power Steering Pump is an original hydraulic system component designed for models with the M272 engine, ensuring stable and predictable steering system operation. Thanks to its factory Mercedes design, the pump guarantees correct operating pressure and appropriate power steering characteristics, tailored to the vehicle's suspension geometry and weight. This is a solution for users who expect consistent handling, precise steering response, and compatibility with factory equipment.

Specifications and technical data

• SKU: A0054661701
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0054661701
• Substitutable numbers: A0054661701, A 005 466 17 01, A0004602383, A 000 460 23 83
• Category: Power Steering Pumps

Purpose and Function in the Steering System

The power steering pump in the Mercedes W209 with the M272 engine is responsible for generating pressure in the hydraulic system, which assists the driver during maneuvering. A correctly selected pump:

• ensures stable power assistance at low and high engine speeds,
• reduces mechanical load on the steering gear,
• minimizes the risk of noise and vibrations in the steering system,
• maintains the correct steering force characteristics across the entire speed range.

By using an original Mercedes design, compliance with the factory steering system parameters is maintained, which is important for both safety and the durability of other components.

Benefits of Using an Original Power Steering Pump

Choosing a pump from the Power Steering Pumps group dedicated to the Mercedes W209 with the M272 unit helps avoid problems typical of aftermarket alternatives of uncertain origin. Key advantages include:

• factory fit for M272 engine mounts and accessories,
• correct cooperation with high-pressure hoses and the fluid reservoir,
• preservation of the manufacturer's intended power steering characteristics,
• reduced risk of leaks and system overloads.

A steering system configured this way translates to confident vehicle handling, predictable steering responses, and user comfort in daily operation.

Condition and Application in Service and Refurbishment

The offered power steering pump is a used part, making it an attractive solution for vehicle repairs where cost optimization while maintaining compliance with factory specifications is important. This type of component can be used both as a direct replacement for a damaged pump and as a basis for potential refurbishment in a specialized service center.

When selecting and installing, it is recommended to:

• verify compatibility based on manufacturer markings and vehicle model,
• inspect the condition of hoses, the steering gear, and fluid quality,
• properly bleed the system after installation to avoid cavitation and noise.

This ensures the pump operates under stable conditions, and the entire steering system maintains consistent characteristics and predictable durability.

Technical Support, Selection, and Related Components

In case of doubts regarding pump selection for a specific engine or body version, it is advisable to use manufacturer markings and service documentation. Educational materials on the operation of fuel and hydraulic systems in vehicles can also be helpful – the article Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Refurbishment, which discusses, among other things, pump operating principles and the importance of proper operation, provides a broader overview of component selection and diagnostics.

If you are planning a comprehensive repair or upgrade of the steering system area in your Mercedes and need other components from the same group, such as hydraulic hoses, steering gear, or fluid reservoir, check the available parts in the Mercedes Power Steering Pumps category.

For users considering vehicle modifications using aftermarket components, the guide Tuning with Used Parts – How to Gain Performance Without Losing a Fortune, which discusses practical aspects of safely using used components in upgrade projects, may also be helpful.