Mercedes W177 M260 Petrol Coolant Return Pipe Hose Line Tube A2602031400

Mercedes W177 M260 Petrol Coolant Return Pipe Hose Line Tube is an original cooling system component designed for petrol engines, engineered for precise coolant routing within the engine bay. Thanks to its factory-spec geometry and perfect fit for the specific M260 engine configuration, the hose ensures stable fluid flow and supports the maintenance of optimal operating temperatures for the power unit. It is a practical solution for users looking for a proven component for professional repair or replacement within the cooling system.

Specifications and technical data

• SKU: A2602031400
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2602031400
• Substitutable numbers: A2602031400, A 260 203 14 00
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and function in the cooling system

The water pipe hose in the Mercedes W177 with M260 engine is responsible for the directional routing of coolant between specific system components, such as the engine block, auxiliary circuit, or accessory parts. A correctly selected hose:

• maintains cooling circuit integrity under the typical thermal loads of a petrol engine,
• ensures stable fluid flow, reducing the risk of localized overheating,
• minimizes stress resulting from engine vibrations thanks to its precisely matched shape and mounting points.

The proper operation of this component has a direct impact on the safe operating temperature of the petrol engine, which translates into the durability of the power unit and other cooling system components.

Benefits of using an original water hose

Choosing an original water pipe hose for the Mercedes W177 with M260 engine is a solution that facilitates service and reduces the risk of operational issues. Key advantages include:

• Factory geometric fit – the hose is designed for a specific cooling system, which facilitates installation and eliminates the need for modifications.
• Compatibility with the petrol engine – the construction takes into account the thermal characteristics of a petrol-powered engine, including typical temperature ranges and operating pressures.
• Stable coolant routing – the appropriate cross-section and routing of the hose support even temperature distribution in the engine.
• Suitability for professional repairs – the part is suitable for both independent service centers and workshops specializing in the Mercedes brand.

Characteristics of the used component

The offered hose belongs to the Cooling system hoses and pipes group and is a used component, which allows for a significant reduction in repair costs while maintaining the original design specifications. Such elements are often chosen in situations where:

• compliance with the factory cooling system design is a priority,
• a part with known, proven mounting geometry is required,
• optimizing the repair budget while maintaining a reasonable quality level is important.

A used water hose for the Mercedes W177 can be particularly useful for post-collision repairs, replacing engine accessory components, or fixing leaks in the cooling circuit.

Technical support and knowledge about the cooling system

When working with the cooling system, it is worth paying attention to the general condition of other elements – the radiator, fans, thermostat, or flexible hoses. For users who want to better understand the impact of ambient temperature on cooling efficiency and the potential for savings when using used parts, we have prepared a practical guide: Summer heat vs. cooling system – how used parts help in controlling engine temperature.

Expanding the Mercedes cooling system

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, flexible hoses, or coolant return tubes, check out the available parts in the Mercedes cooling system hoses and pipes category.