Mercedes W205 Coolant Radiator Expansion Tank Bleed Line Hose A2055013901

Mercedes W205 Coolant Radiator Expansion Tank Bleed Line Hose is an original cooling system component from the Cooling system hoses and lines category, designed for use in Mercedes W205 series vehicles. It is a practical solution for users who need a proven, used component that ensures proper coolant circulation and stable engine operating conditions.

Specifications and technical data

• SKU: A2055013901
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055013901
• Substitutable numbers: A2055013901, A 205 501 39 01
• Category: Coolant Hoses

Technical characteristics and purpose

Mercedes W205 Coolant Radiator Expansion Tank Bleed Line Hose belongs to the group of components responsible for transporting coolant between cooling system parts. A properly selected water hose helps maintain the correct operating temperature of the engine, reduces the risk of overheating, and supports the stability of thermal parameters under various operating conditions.

Original Mercedes origin ensures the preservation of factory geometry, connection diameters, and compatibility with body and engine mounts. As a result, the hose can be used as a direct replacement for a worn or leaking component without the need for installation modifications.

Benefits of using an original water hose

Using a water hose from the same model line as the factory component offers a number of practical benefits:

• maintaining proper coolant flow in the system,
• perfect fit for factory connectors and clamps,
• reducing the risk of leaks resulting from imprecise fitment,
• maintaining compliance with the cooling system design intended by the manufacturer.

For users seeking a reasonable compromise between cost and functionality, a used water hose is a practical alternative to new parts, while maintaining the original design specifications.

Cooling system application and installation aspects

The water hose in the W205 model operates in an environment of variable temperatures and pressures, which is why it is essential that the component is properly selected for the specific engine configuration. The original component from the Cooling system hoses and lines category allows for maintaining the manufacturer-intended routing in the engine bay, which facilitates installation and minimizes the risk of rubbing against other components.

When replacing the hose, it is recommended to check the condition of the clamps and other cooling system elements, such as other hoses, connectors, or joints. A consistent service approach helps reduce vehicle downtime and ensures the stable operation of the entire system.

Expert support and selection of cooling system components

During periods of high temperatures, it is particularly important to maintain the efficiency of the entire cooling system, including water hoses, radiators, and fans. If you want to better understand how summer conditions affect engine operation and how to reasonably use used components, check out our guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.

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 hoses, flexible return hoses, or sections connecting to the radiator, check out the available parts in the Mercedes cooling system hoses and lines category.