Mercedes R171 M272 Petrol Engine Radiator Hose Expansion Tank Line A1715010082

Expansion tank coolant hose for Mercedes R171 gasoline engines is an original part designed to operate in the demanding environment of the engine bay. It ensures a stable connection between the expansion tank and the cooling system, which translates to safe coolant circulation and proper temperature control of the power unit. This is a practical service solution for users who want to maintain the efficiency of their Mercedes gasoline engine's cooling system.

Specifications and technical data

• SKU: A1715010082
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1715010082
• Substitutable numbers: A1715010082, A 171 501 00 82
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and Function in the Cooling System

The offered hose belongs to the group of Cooling System Hoses and Pipes and is specifically designed to work with M272 gasoline engines in the R171 body style. It is responsible for transporting coolant between the expansion tank and other cooling system components, allowing for compensation of fluid volume changes during engine heating and cooling.

A correctly selected hose in this area is crucial for:

• maintaining stable pressure in the cooling system,
• preventing localized overheating of the power unit,
• reducing the risk of coolant leaks in the expansion tank area.

Compatibility with Gasoline Engines

The component has been developed for gasoline engines, meaning it is adapted to the thermal and pressure characteristics typical for this type of unit. In practice, this translates to:

• adequate resistance to the operating temperature of a gasoline engine,
• matching connection diameters to the factory spigots in the cooling system,
• maintaining proper flexibility under operating conditions in the engine bay.

Thanks to this, the hose can be used as a functional replacement for the factory-installed component in Mercedes vehicles with the M272 unit in the R171 body style, without the need for system modifications.

Characteristics of a Used Component

The hose comes from disassembly, making it a cost-effective solution compared to new components. A used cooling system part is a good option for users who:

• are looking for a part that matches the original manufacturer's specifications,
• want to reduce repair costs while maintaining proper functionality,
• prefer parts from original factory installations.

Choosing such a component allows for maintaining the structural integrity of the cooling system and compatibility with other installation elements in the car.

Benefits of Using an Original Coolant Hose

Using a hose dedicated to a specific Mercedes engine series and body style offers a range of practical service benefits:

• precise geometric fit to factory mounts and routing in the engine bay,
• maintaining the coolant flow path as intended by the manufacturer,
• reducing the risk of hose stress and twisting that could occur with universal parts.

This solution promotes stable operation of the cooling system, which directly impacts the durability of the power unit and the comfort of vehicle operation.

Expanding Mercedes Cooling System Service

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional hoses, return hoses, or coolant supply lines, check the available parts in the Mercedes Cooling System Hoses and Pipes category.

When working on the cooling system, it is also worth considering the impact of high temperatures on individual components. Practical tips on operating and selecting used cooling components can be found in the guide “Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings”, which will help you better plan the service and inspection of components in your car.