Mercedes-Benz M ML W164 Engine Radiator Coolant Hose Pipe Bottom A1645011182

Mercedes-Benz M ML W164 Engine Radiator Coolant Hose Pipe Bottom is an element from the Cooling system hoses and pipes group, designed for operation in the coolant circuit of Mercedes vehicles. It enables stable routing of coolant between engine components, which supports maintaining the correct operating temperature of the power unit and reduces the risk of overheating.

Specifications and technical data

• SKU: A1645011182
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1645011182
• Substitutable numbers: A1645011182, A 164 501 11 82
• Category: Coolant Hoses

Function in the Mercedes W164 cooling system

The water hose used in the Mercedes W164 is responsible for the controlled flow of coolant between key system components. A properly shaped pipe ensures:

• stable pressure in the cooling circuit under typical engine loads,
• proper routing of fluid in the limited space of the engine compartment,
• reduction of stress resulting from engine vibrations.

Thanks to this, the cooling system maintains predictable operating parameters, which translates into engine longevity and operational safety.

Construction and fitment to the cooling system

The water pipe in this model has been designed for specific routing in the Mercedes W164 engine compartment, taking into account the geometry of other components. Proper profiling and mounting points allow for:

• secure seating of the hose in factory brackets,
• avoidance of collisions with other engine accessory components,
• maintaining connection tightness with properly selected clamps and connectors.

Such fitment reduces the risk of chafing, leaks, and uncontrolled coolant loss, which is particularly important in vehicles operated in varied conditions.

Operational characteristics and advantages of use

Choosing a water hose dedicated to the Mercedes W164 allows for maintaining the factory logic of coolant flow. The use of this element supports:

• stable engine operating temperature in typical road conditions,
• proper cooperation with other cooling system components,
• reduction of the risk of failures resulting from incorrect hose routing.

An element from this group is particularly important during replacements after leaks, mechanical damage, or cooling system upgrades, when maintaining parameters similar to factory solutions is desired.

Condition of the element and service application

The offered hose belongs to the group of used parts, which makes it a cost-effective solution while maintaining the functionality required for daily operation. This type of component will prove useful in:

• routine cooling system repairs after leaks are detected,
• preventive maintenance, when the existing hose shows signs of wear,
• restoring the factory configuration of the cooling system in the Mercedes W164.

Selecting a hose from the correct model group allows for reducing installation time and avoiding system modifications, which is important for both workshops and individual users.

Technical support and additional information

To better understand the impact of efficient water hoses on the durability of the power unit and the symptoms of overheating, it is worth reading the guide on diagnostics and cooling system service: Engine cooling system – overheating, repair, and used radiators. The article discusses practical aspects of operation and helps assess when replacing cooling system components is justified.

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 hoses, return lines, or sections connecting the radiator to the engine, check the available parts in the Mercedes cooling system hoses and pipes category.