Mercedes S205 W205 Engine Water Coolant Pipe Cooling Hose Line A2055013882

Mercedes S205 W205 Engine Water Coolant Pipe Cooling Hose Line is an original component from the Cooling system pipes and hoses group, designed for operation in the coolant circulation circuit. Engineered by the vehicle manufacturer, it ensures proper coolant routing and stable cooperation with other cooling system components in C-Class S205 / W205 generation models.

Specifications and technical data

• SKU: A2055013882
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2055013882
• Substitutable numbers: A2055013882, A 205 501 38 82
• Category: Coolant Hoses

Purpose and function in the cooling system

This coolant hose operates in the circuit between engine cooling system components, responsible for the safe transport of coolant at the appropriate pressure and in the required flow direction. The proper shaping and internal diameter of the hose help maintain a stable engine temperature, which reduces the risk of overheating and uneven temperature distribution in the engine block.

The original geometry of the hose is matched to the engine bay of the Mercedes C-Class S205 / W205, allowing the component to bypass critical points such as engine accessories or electrical harnesses, minimizing the risk of abrasion and leaks during operation.

Advantages of using an original cooling hose

Using a factory-spec hose in the cooling system provides a number of practical benefits:

• Precise fit to engine and radiator ports and mounts, which facilitates installation and reduces the need for modifications.
• Properly selected wall flexibility and rigidity, supporting the correct operation of the system during temperature and pressure changes.
• Compatibility with original clamps and brackets that guide the hose in the engine bay.
• Consistency with the factory cooling system design, which helps maintain stable engine operating parameters.

As a result, the hose can be used both as a replacement part for standard repairs and as part of preventive cooling system maintenance when the existing hose shows signs of wear.

Product characteristics and condition

The offered hose belongs to the Cooling system pipes and hoses group and comes from the Mercedes brand, which means it maintains factory material and construction specifications. The item is used, which in practice means it has been removed from a vehicle and verified for further operational suitability. This type of part is a good choice if you want to maintain the original cooling system configuration while optimizing repair costs.

The hose can be used as a replacement for several reference numbers within the same part group, which facilitates component selection for a specific engine version in the S205 / W205 body, provided the cooling system configuration is compatible.

Selection, installation, and operation

Before installing the hose, it is recommended to verify compatibility with your vehicle based on catalog data and the cooling system configuration of the specific engine. During installation, it is worth:

• checking the condition of the ports at the engine and radiator,
• using appropriate hose clamps with the correct range,
• paying attention to the correct routing of the hose in the factory brackets,
• bleeding the system according to the service procedure after refilling with coolant.

This approach reduces the risk of micro-leaks, air pockets in the system, and local overheating, which directly impacts the durability of the engine and the comfort of vehicle operation.

Expanding knowledge about the cooling system

If you want to better understand how a properly functioning cooling system affects engine longevity and what symptoms may indicate problems with coolant flow, it is worth checking out our guide: Engine cooling system – overheating, repair, and used radiators. The article helps link the selection of hoses, radiators, and other components to real-world effects on engine performance.

Other Mercedes cooling system pipes and hoses

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