Mercedes ML W164 GL X164 Engine Water Coolant Pipe Hose Radiator A1645010082

Mercedes ML W164 GL X164 Engine Water Coolant Pipe Hose Radiator is a component from the Cooling system pipes and hoses category, designed for the engine cooling system in Mercedes ML W164 and GL X164 series vehicles. This used OEM component ensures factory-spec geometric fitment, proper coolant flow, and stable integration with other system elements.

Specifications and technical data

• SKU: A1645010082
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1645010082
• Substitutable numbers: A1645010082, A 164 501 00 82
• Category: Coolant Hoses

Purpose and function in the cooling system

The water pipe hose is responsible for directing coolant between key engine components and the radiator, maintaining stable thermal conditions for the powertrain. A properly selected hose minimizes the risk of overheating, leaks, and drops in cooling efficiency, which directly impacts engine durability and vehicle operating comfort.

The element was designed specifically for the Mercedes ML W164 and GL X164 construction, ensuring it maintains the correct geometry, connection diameters, and routing within the engine bay, without the need for modifications or fitting universal replacements.

Advantages of using an original Mercedes hose

Choosing an original hose from the Cooling system pipes and hoses category for a Mercedes translates into:

• factory fitment to ports and mounts in the ML W164 and GL X164,
• appropriate material stiffness and flexibility under high-temperature conditions,
• stable coolant flow without kinks or constrictions,
• reduced risk of leaks at critical system points.

The used OEM element allows for high quality and compatibility while reducing repair costs compared to a new part from an authorized dealership.

Condition, fitment, and installation

The product is offered as a used part, which means it has been removed from a vehicle and verified for further serviceability. This type of component is particularly beneficial when servicing older ML W164 and GL X164 models, where a reasonable balance between repair costs and maintaining the vehicle's original specifications is essential.

Thanks to its factory origin, installation is similar to a plug-and-play process: the hose retains original routing points, which facilitates the mechanic's work and shortens service time. In practice, this translates to a lower risk of installation errors and stable cooling system operation after replacement.

Technical support and cooling system expansion

If you are planning a comprehensive repair or upgrade of the cooling system in your Mercedes and need other elements from the same group, such as additional pipes, flexible hoses, or rigid water lines, check the available parts in the Mercedes cooling system pipes and hoses category.

To better understand the impact of temperature on cooling system efficiency and the cost-effectiveness of using used components, it is worth reading the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which discusses practical aspects of operation and service.

If you want to deepen your knowledge about the advantages of original used parts in the context of safety and durability, the article OEM quality guarantee and safety – why used original car parts are the best choice for your vehicle?, which describes the importance of OEM components in professional Mercedes vehicle repairs, will also be helpful.

Summary

Mercedes ML W164 GL X164 Engine Water Coolant Pipe Hose Radiator is a practical solution for users who want to restore proper cooling system operation while maintaining the manufacturer's original specifications. The used OEM hose from the Cooling system pipes and hoses group is a reasonable cost-effective choice that supports safe and stable vehicle operation in everyday road conditions.