Mercedes W211 S211 S212 W221 Coolant Water Pipe Line M272 Petrol A2722001151

The Mercedes W211 S211 S212 W221 Radiator Hose M272 Gasoline is an original cooling system component designed for M272 gasoline engines in select E-Class and S-Class models. Thanks to its factory geometry, it ensures proper coolant flow and stable operation of the entire system. This is a practical solution for users who want to maintain the structural integrity of the cooling system according to the manufacturer's standard.

Specifications and technical data

• SKU: A2722001151
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2722001151
• Substitutable numbers: A2722001151, A 272 200 11 51
• Fuel type: Petrol
• Part type: Pipe
• Category: Coolant Hoses

Purpose and Role in the Cooling System

The radiator hose in the M272 engine is responsible for the controlled flow of coolant between key system components. The correct shape and diameter of the hose help maintain a stable operating temperature for the gasoline unit, reducing the risk of overheating and undesirable thermal fluctuations. For W211, S211, S212, and W221 models, using a hose with the appropriate specifications is crucial for ensuring proper cooperation with the radiator, thermostat, and other components.

Compatibility with M272 Engine (Gasoline)

This part has been designed for M272 gasoline units, where the cooling system operates under a wide range of loads – from city driving to long-term highway use. Using a hose tailored to this engine type:

• supports maintaining the correct pressure in the coolant circuit,
• reduces the risk of leaks due to mismatched diameters or shapes,
• facilitates installation at factory mounting points in the engine bay.

This allows the cooling system to maintain parameters close to factory specifications, contributing to the durability of the powertrain and stable operation under various operating conditions.

Component Characteristics and Benefits of Use

This hose belongs to the group of Cooling System Hoses and Pipes, meaning it is responsible for transporting the cooling medium within the engine and radiator. The proper routing of the hose in the engine bay minimizes the risk of abrasion, kinks, and contact with high-temperature components. Using an original solution allows you to:

• maintain the factory routing of the cooling lines in E-Class and S-Class models,
• ensure proper cooperation with other hoses and connectors,
• reduce fitting time during installation.

This is particularly important for gasoline engines, where stable heat dissipation affects the smoothness of operation, fuel consumption, and component lifespan.

Used Condition – A Practical Approach to Servicing

The offered hose comes from the used parts segment, offering a sensible compromise between repair cost and maintaining the original manufacturer's specifications. Choosing such a solution is often preferred for higher-class vehicles where matching the part to the specific engine and body configuration is important. A used cooling system hose can be a good choice for:

• repairs after a failure related to leaks or mechanical damage,
• comprehensive replacement of several hose sections in one service cycle,
• restoring the factory routing of the cooling system after modifications or an accident.

Technical Support and Knowledge of the Cooling System

To better understand the impact of hoses and the radiator on powertrain durability, it is worth consulting a guide on cooling system diagnostics and service – especially in the context of engine overheating and the use of used components. Practical tips can be found in the article Engine Cooling System – Overheating, Repair, and Used Radiators, which discusses, among other things, the importance of an efficient coolant flow in popular models.

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 connections to the radiator, check the available parts in the Mercedes Cooling System Hoses and Pipes category.