Coolant Hose Mercedes W213 C238 OM256 Expansion Tank Radiator Line A2575011900

Coolant Hose Mercedes W213 C238 OM256 Expansion Tank Radiator Line is an original cooling system component, designed specifically for the Mercedes E-Class family and related models. Thanks to its factory geometry and precisely selected diameter, it ensures stable coolant flow between the expansion tank and the radiator, supporting the safe operation of the OM256 engine unit. This is a practical solution for users who want to maintain the consistency and reliability of the factory cooling system.

Specifications and technical data

• SKU: A2575011900
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2575011900
• Substitutable numbers: A2575011900, A 257 501 19 00
• Category: Coolant Hoses

Purpose and function in the cooling system

The presented hose belongs to the Cooling system hoses and pipes group, responsible for transporting coolant between key engine components. In this case, the element connects the expansion tank to the radiator, which allows for:

• maintaining the correct fluid level throughout the circuit,
• compensating for fluid volume changes during engine heating and cooling,
• efficient venting of the cooling system section.

Thanks to its fitment for the OM256 unit and W213/C238 bodies, the hose maintains proper rigidity and flexibility in the routing areas, which reduces the risk of chafing and leaks during operation.

Benefits of using an original Mercedes hose

Using an original hose in the cooling system has a direct impact on the durability and safety of engine operation. It is distinguished by, among others:

• Factory fitment to mounts – the correct length and shape minimize stress and facilitate installation in the engine bay.
• A properly selected rubber compound and reinforcements – the hose is resistant to the operating temperature of the coolant and typical engine vibrations.
• Compatibility with original clamps and connectors – no need for modifications or diameter adjustments.

By choosing this element, you maintain the structural integrity of the cooling system, which promotes stable engine operating temperature and reduces the risk of overheating in both city and highway conditions.

Characteristics of the used component

The offered hose comes from the used parts group, which allows for economical repair while maintaining the manufacturer's original specifications. This type of component, when used correctly, retains its properties for a long time, making it a reasonable choice for cooling system maintenance in Mercedes vehicles.

Before installation, it is recommended to perform a standard check of the cooling system – the tightness of the connectors, the condition of the clamps, and the quality of the coolant – to fully utilize the potential of the replaced hose and avoid secondary leaks.

Technical support and cooling system insights

During periods of high temperatures, it is particularly important to maintain the efficiency of the entire cooling circuit, including hoses, the radiator, and fans. If you want to better understand how summer conditions affect engine operation and how to reasonably use second-hand components in this area, check out the guide Summer heat vs. cooling system – used radiators and fans as a way to save money.

Expanding the Mercedes cooling system

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

Summary

Coolant Hose Mercedes W213 C238 OM256 Expansion Tank Radiator Line is a practical choice for drivers who want to restore proper coolant circulation while maintaining factory parameters. The original design of the hose supports the reliability of the cooling system, and using a pre-owned component allows for lower repair costs without sacrificing the fitment intended by the vehicle manufacturer.