Mercedes W205 Heater Water Cooling Coolant Pipe Hose Line A2055014900

Mercedes W205 Heater Water Cooling Coolant Pipe Hose Line is a component from the Cooling system pipes and hoses group, designed for operation in the cooling system of W205 series models. It is responsible for the reliable routing of coolant between engine components, which has a direct impact on maintaining a stable operating temperature for the power unit. This is a solution for users looking for a proven, original component with predictable performance parameters.

Specifications and technical data

• SKU: A2055014900
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055014900
• Substitutable numbers: A2055014900, A 205 501 49 00
• Category: Coolant Hoses

Purpose and function in the cooling system

The water pipe in the cooling system is responsible for transporting coolant between key engine components and accessories. In the case of the W205 series, a properly selected hose ensures:

• stable coolant flow under various engine loads,
• maintenance of the correct operating temperature of the power unit,
• reduced risk of overheating in both city and highway driving conditions.

Thanks to its proper shape and diameter, the Mercedes W205 Heater Water Cooling Coolant Pipe Hose Line works with the factory cooling system without the need for modifications, which facilitates service and reduces installation time.

Technical characteristics and fitment

The offered item comes from the group of original Mercedes components, which translates into compatibility with the factory cooling system geometry. Properly selected connector diameters, length, and hose profile allow for:

• trouble-free fitment with existing connectors and clamps,
• maintaining system tightness at typical operating pressures,
• operation within the temperature ranges characteristic of engines used in the W205.

A water pipe configured in this way is particularly useful when replacing worn, brittle, or mechanically damaged parts, especially when you want to maintain the factory cooling characteristics.

Condition and service application

The component is offered as a used part, which provides a cost-effective solution while maintaining the functionality required for daily operation. This type of element is suitable in situations where:

• a quick repair of the cooling system is necessary after a hose failure,
• you are performing budget-friendly vehicle maintenance,
• you want to maintain the original cooling system performance without investing in expensive replacements.

A properly selected water pipe helps restore correct coolant circulation, which is important for both engine durability and driving comfort in varying thermal conditions.

Technical support and cooling system development

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other elements from the same group, such as additional water pipes, flexible return hoses, or connecting sections to the radiator, check out the available parts in the Mercedes cooling system pipes and hoses category.

To better understand how thermal loads affect the durability of pipes, hoses, and other cooling elements, it is worth checking out our guide: Summer heat vs. cooling system: used radiators and fans as a guarantee of savings. There, you will find practical tips on how to maintain the entire system to reduce the risk of overheating and unplanned repairs.

Summary

Mercedes W205 Heater Water Cooling Coolant Pipe Hose Line is a practical service solution for users who want to restore proper coolant circulation in their car while maintaining factory fitment and functionality. Choosing an original pipe from the Cooling system pipes and hoses group helps maintain a stable engine operating temperature and reduces the risk of costly failures associated with power unit overheating.