Mercedes-Benz ML W164 R W251 Diesel Power Steering Oil Tube Hose Pipe Line

Mercedes-Benz ML W164 R W251 Diesel Power Steering Oil Tube Hose Pipe Line is a specialized hydraulic system component designed for vehicles with a Diesel engine. It enables proper oil flow between the pump and other components, ensuring stable pressure and predictable steering system response. This solution is dedicated to drivers who expect efficient power steering performance while maintaining factory handling characteristics.

Specifications and technical data

• SKU: rhd-A2514602124
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2514602124
• Substitutable numbers: A2514602124, A 251 460 21 24, BG
• Fuel type: Diesel
• Category: Power Steering Pumps

Purpose and function in the power steering system

The offered power steering oil hose is a component from the Power steering pumps group, responsible for transporting the working medium within the hydraulic system. In Mercedes-Benz ML W164 and R W251 vehicles with diesel engines, it is responsible for:

• stable oil delivery to the pump and from the pump to the steering system,
• maintaining appropriate operating pressure during maneuvering,
• reducing power steering performance drops under high system loads.

Thanks to its precise fit for the specific diesel engine configuration, the hose works with the factory engine bay geometry, which facilitates installation and minimizes the risk of stress on the connections.

Compatibility and fit for Diesel models

The hose has been designed for Mercedes SUV and van vehicles with Diesel drive, where the power steering system operates under significant load, especially with the vehicle's higher curb weight. The hose construction is adapted to:

• the operating characteristics of the power steering pump in diesel engines,
• thermal conditions typical for Diesel units,
• factory routing of hydraulic lines in the engine bay.

Such a fit reduces the risk of leaks resulting from improper hose positioning and helps maintain predictable steering system operation in daily use.

Characteristics of the used component

The offered power steering oil hose is a used part, sourced from dismantling, which allows for an economical repair of the system while maintaining the manufacturer's original specifications. This type of component is particularly attractive in situations where:

• a quick replacement of a damaged hose is necessary without investing in expensive aftermarket parts,
• you want to maintain the original hydraulic line routing in the vehicle,
• you are looking for a solution consistent with the factory power steering system design.

Choosing a component from dismantling allows for maintaining the structural integrity of the system, which is important for both durability and driving comfort.

Benefits of using an original power steering oil hose

Using a power steering oil hose dedicated to specific Mercedes-Benz ML W164 and R W251 models brings a number of practical benefits:

• Factory fit – compatibility with the original mounting system and hose routing in the engine bay.
• Stable steering system operation – proper power steering oil flow reduces jerking and resistance on the steering wheel.
• Support for heavier SUV/van bodies – adequate system performance during maneuvering and driving with a load.
• Solution consistent with Diesel construction – hose adapted to the operating conditions of a diesel engine.

Expansion and service of the Mercedes power steering system

If you are planning a comprehensive repair or upgrade of the steering system area in your Mercedes and need other elements from the same group, such as pressure hoses, return hoses, or hydraulic components working with the pump, check the available parts in the Mercedes power steering pumps category.

During service work on vehicles with a diesel engine, it is also worth taking care of the fuel supply system condition. Practical tips on diagnostics, component selection by OEM numbers, and operating principles can be found in the article "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration", which helps to better plan service maintenance for cars with Diesel units.