Water Hose Mercedes W205 W213 Coolant Return Pipe Line A2642002501

The Mercedes W205 W213 Coolant Hose Water Return is an original part from the Cooling System Hoses and Pipes group, designed for use in Mercedes vehicles. It ensures the correct return of coolant in the system, supporting stable engine operating temperature and safe heat dissipation.

Specifications and technical data

• SKU: A2642002501
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2642002501
• Substitutable numbers: A2642002501, A 264 200 25 01
• Category: Coolant Hoses

Function and Role in the Cooling System

The coolant return hose is responsible for transporting the cooling medium back into the circuit, which directly impacts maintaining the correct engine temperature. A properly selected hose:

• ensures a sealed connection of cooling system components,
• limits the risk of coolant leaks,
• supports uniform water circulation throughout the entire circuit,
• helps maintain stable engine operating conditions under various load ranges.

Compatibility with Mercedes W205 and W213 Models

The presented hose has been designed with the cooling system architecture of Mercedes W205 and W213 class models in mind. This means:

• geometry adapted to factory routing in the engine bay,
• retention of original mounting points,
• compatibility with standard spigots and connectors used in these generations.

This ensures a predictable installation process, and the component behaves like a factory cooling system part after installation.

Characteristics of a Used OEM Part

The hose is a used part, allowing for economical repair of the cooling system while maintaining characteristics typical of original parts. In practice, this means:

• retention of factory geometry and connection diameters,
• consistency with other Mercedes cooling system components,
• possibility of use as a replacement for a factory-installed part.

This type of solution is particularly beneficial for servicing vehicles used intensively, where a reasonable repair cost is important while maintaining correct system operating parameters.

Benefits of a Properly Selected Return Hose

Using the correct water return hose in a Mercedes W205 or W213 translates into a number of practical advantages:

• more stable cooling system operation in urban and highway conditions,
• reduced risk of engine overheating due to improper fluid circulation,
• easier diagnostics and servicing due to maintaining the original system configuration,
• better cooperation with other components, such as the radiator or thermostat.

This solution is particularly recommended when replacing worn or leaking hoses, where restoring the factory cooling system parameters is a priority.

Expanding Cooling System Service and Technical Knowledge

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

To better understand how operating conditions affect the efficiency of the cooling system and when it is worth considering used components, read the guide Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings, which practically discusses issues related to engine operating temperature and the selection of used parts.