Mercedes W205 Engine Coolant Hose Pipe Tube Line A2058301102

Mercedes W205 Engine Coolant Hose Pipe Tube Line is an original cooling system component, designed specifically for the W205 series models. Thanks to its factory geometry and fitment, the hose ensures stable coolant flow and proper cooperation with other system components. It is a practical solution for users who want to maintain a design consistent with the manufacturer's standards.

Specifications and technical data

• SKU: A2058301102
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2058301102
• Substitutable numbers: A2058301102, A 205 830 11 02
• Part type: Hose
• Category: Coolant Hoses

The role of the hose in the cooling system

The coolant hose in the Mercedes W205 is responsible for transporting coolant between key engine components and the radiator. A properly selected component maintains connection tightness, minimizes the risk of leaks, and supports a stable operating temperature for the power unit. The appropriate diameter and shape of the hose are essential for maintaining the correct pressure in the circuit. In the event of wear, cracks, or deformation of the hose, problems such as overheating, a drop in interior heating efficiency, or rough engine operation may occur. Replacing it with an original hose from the Mercedes Cooling System Hoses and Pipes group allows for the restoration of proper fluid circulation and reduces the risk of associated failures.

Why choose an original Mercedes component

The original Mercedes coolant hose has been designed for the specific W205 platform, which translates into:

• precise fitment to the connectors and mounts in the engine bay,
• preservation of the factory hose routing,
• compatibility with other cooling system components,
• consistency with the engine operating parameters specified by the manufacturer. As a result, installation is straightforward, without the need for modifications or the use of additional adapters. The original design also limits the risk of the hose colliding with other elements in the engine bay, which is important for durability and operational safety.

Characteristics and application of the hose

The coolant hose intended for the Mercedes W205 operates in an environment of elevated temperature and variable pressure, which is why its construction accounts for resistance to thermal and chemical factors specific to coolant fluid. The shape of the hose is matched to the engine bay architecture, which facilitates routing it away from components that generate excessive heat or are subject to vibrations. The component is suitable both for standard maintenance replacements and for repairs following a cooling system failure. Maintaining the original specification is particularly important in modern power units, where the cooling system works in conjunction with advanced control electronics and auxiliary systems.

Condition and benefits of choosing a used part

The offered hose is a component from the group of used Mercedes parts. For many users, this is a reasonable compromise between cost and maintaining factory build quality. In practice, this means the ability to restore the efficiency of the cooling system while retaining the original hose design. Before installation, a standard visual inspection and a check of connection tightness after starting the engine are recommended. Replacing the coolant hose is a good opportunity to assess the condition of other system elements, such as other hoses, clamps, or the radiator itself, which helps to reduce the number of service downtimes in the future.

Cooling system service expansion and technical knowledge

If you are planning a comprehensive repair or upgrade of the cooling system area in your Mercedes and need other components from the same group, such as additional hoses, return lines, or connecting sections to the radiator, check the available parts in the Mercedes Cooling System Hoses and Pipes category. When working with the coolant circuit, it is also worth expanding your knowledge regarding the impact of component quality on engine durability. You may find the article describing why properly selected cooling system components are a safer choice than random replacements helpful – a detailed discussion can be found in the material on cooling system failures and the advantage of original used components over cheap replacements.