Mercedes W205 Heater Water Cooling Coolant Pipe Hose Line M264 A2055002500

The Mercedes W205 Coolant Hose for M264 Gasoline Engine is an original part designed for precise coolant flow within the engine components. Its factory-fitted design for gasoline engines ensures stable thermal conditions, contributing to proper engine operation and reducing the risk of overheating.

Specifications and technical data

• SKU: A2055002500
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055002500
• Substitutable numbers: A2055002500, A 205 500 25 00
• Fuel type: Petrol
• Part type: Hose
• Category: Coolant Hoses

Purpose and Function in the Cooling System

This hose is part of the Cooling System Hoses and Pipes group, responsible for transporting coolant between key components of the M264 gasoline engine in the W205 body. A correctly selected and sealed hose minimizes pressure drops in the system, helps maintain optimal operating temperature, and supports efficient heat dissipation from the engine block and accessories.

The hose's proper geometry and internal diameter promote adequate flow, which is important for both relaxed driving and conditions of higher thermal load typical for gasoline engines.

Benefits of Using an Original Mercedes Hose

Using an original coolant hose for the Mercedes W205 with an M264 gasoline engine allows for the preservation of the system's original operating parameters. The key benefits include:

• Precise Fit to the mounting points and spigots of the specific body model and engine, facilitating installation and reducing the risk of leaks.
• Appropriately selected flexibility that compensates for engine vibrations and temperature changes, reducing mechanical stress on connections.
• Stable coolant flow, supporting uniform heat dissipation from the cylinder head, block, and accessories.
• Compatibility with the cooling system designed for gasoline engines, which is important for hose material selection and temperature resistance.

Item Condition and Installation Aspects

This hose comes from a secondary market, allowing for economical cooling system repairs while maintaining original manufacturer specifications. Before installation, a standard visual inspection for any signs of operational wear is recommended, along with a leak test after the entire system is assembled.

During installation, pay attention to:

• correct routing of the hose relative to other engine bay components,
• proper seating on the spigots and correct tightening of the clamps,
• bleeding the cooling system after filling with fresh coolant.

Cooling System Support in High-Temperature Conditions

A functional coolant hose is particularly important during the summer, when the thermal load on the gasoline engine increases. Maintaining the flow and seal of the hoses allows for full utilization of the radiator and fan efficiency, minimizing the risk of engine overheating. To better understand how high temperatures affect the entire cooling circuit and how to make rational use of the used parts market, consult the guide Summer Heat vs. Cooling System: Used Radiators and Fans for Guaranteed Savings.

Expanding the Mercedes Cooling System

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 hoses, return pipes, or flexible sections connecting to the radiator, check the available parts in the Mercedes Cooling System Hoses and Pipes category.

Summary

The Coolant Hose for Mercedes W205 with M264 Gasoline Engine is a solution that restores proper coolant circulation and maintains stable engine operating conditions. Its original design, tailored to the specifics of a gasoline engine, facilitates trouble-free installation and proper cooperation with other cooling system components, making this part a practical choice for repairs and service inspections.