Mercedes W205 Water Hose Engine Coolant Cooling Pipe Line A2055011700

The Mercedes W205 Water Hose is a component from the Cooling System Hoses and Pipes group, designed for the cooling system of W205 series models. It is responsible for precisely directing coolant between engine components, which directly impacts the stable operating temperature of the powertrain and operational safety. This is a solution for users seeking a proven component with factory geometry and fit.

Specifications and technical data

• SKU: A2055011700
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055011700
• Substitutable numbers: A2055011700, A 205 501 17 00
• Category: Coolant Hoses

Function in the Cooling System

The water hose in the Mercedes W205 is responsible for transporting coolant between key system elements such as the engine block, radiator, and other circulation components. A correctly selected hose ensures:

• stable pressure in the cooling circuit,
• proper fluid flow across the full range of engine loads,
• reduced risk of leaks and localized overheating.

By maintaining the correct diameter and shape, the hose does not cause unnecessary flow restrictions, promoting uniform cooling of the powertrain.

Construction and Fit for Mercedes W205

The hose has been specifically designed for the W205 platform, ensuring proper routing in the engine bay and compatibility with factory mounting points. Its appropriate geometry facilitates installation and allows for the preservation of the original cooling system layout, without the need for modifications or adapters.

The material of the water hose in this vehicle series is adapted to operate at elevated temperatures and in contact with coolant, which reduces the risk of cracks, splits, or deformations during use.

Benefits of Using an Original Water Hose

Using a water hose dedicated to the Mercedes W205 allows for the cooling system's operating parameters to be maintained in accordance with the manufacturer's specifications. For the user, this means, among other things:

• stable engine operating temperature in city and highway driving,
• reduced risk of failures due to leaks or air in the system,
• easier diagnosis of potential faults, thanks to the preservation of the original hose routing.

This is particularly important in modern powertrains where the cooling system interacts with advanced control electronics and temperature sensors.

Condition and Service Application

The offered component is from the used parts group, allowing for economical repair of the cooling system while maintaining proper fit for the specific model. This type of hose is suitable for both routine replacement of a worn part and for larger service tasks related to the cooling system, such as replacing the radiator or other hoses in the circuit.

During installation, it is recommended to inspect other cooling system components and use fresh coolant that meets the vehicle manufacturer's recommendations, which will allow for the full utilization of the installed hose's potential.

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other parts from the same group, such as additional pipes, connectors, or flexible cooling hoses, check the available parts in the Mercedes Cooling System Hoses and Pipes category.

Technical Support and Cooling System Knowledge

For a fuller understanding of the role of water hoses in modern designs, it is worth consulting expert materials on diagnostics and common symptoms of engine overheating. Practical tips, examples from popular models, and a discussion of the impact of a functional cooling system on powertrain longevity can be found in the article Engine Cooling System – Overheating, Repair, and Used Radiators.