Mercedes W211 Water Hose Radiator Cooling Coolant Tube Pipe Line A2115010782

Mercedes W211 Water Hose Radiator Cooling Coolant Tube Pipe Line is an original cooling system component designed for the precise routing of coolant between the radiator and other engine components. Thanks to its factory-spec geometry and perfect fit for the W211 platform, it ensures stable fluid flow and the proper operation of the entire system. This used OEM part is a sensible choice for users looking for a proven solution at an attractive price.

Specifications and technical data

• SKU: A2115010782
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2115010782
• Substitutable numbers: A2115010782, A 211 501 07 82
• Category: Hoses, Lines & Pipes

Purpose and function in the cooling system

The radiator water hose in the Mercedes W211 is responsible for directing coolant between the radiator and engine components, which helps maintain a stable operating temperature for the powertrain. A properly shaped tube minimizes the risk of kinks, flow restriction, and localized overheating, which translates into safe vehicle operation.

Using an original hose from the Lines, Hoses and Pipes group reduces the risk of leaks, improper fitment with connectors, and interference with other engine bay components. This is particularly important in premium vehicles, where the cooling system is precisely tuned to the engine's characteristics.

Advantages of using an original Mercedes hose

Choosing an OEM radiator water hose for the Mercedes W211 provides a number of practical benefits in daily operation:

• factory geometry matched to the cooling system of the specific W211 generation,
• secure connection with connectors and other system components,
• reduced risk of leaks resulting from aftermarket part mismatches,
• stable coolant flow across the full range of engine loads.

As a result, the radiator water hose represents a safe and technically consistent solution for repairs or upgrades to the cooling system in a Mercedes E-Class W211 generation.

Part condition and installation aspects

The offered radiator water hose is a used part, which allows for lower repair costs while maintaining the characteristics of an original Mercedes component. Before installation, a standard visual inspection for any signs of wear is recommended to ensure proper fitment for the specific vehicle and its technical condition.

The hose is designed for installation in place of the factory component, which facilitates the mechanic's work and reduces service time. Maintaining the original routing of the tube in the engine bay helps avoid interference with accessories and ensures proper clearance from high-temperature components.

Part selection and compatibility

To correctly select a radiator water hose for a specific version of the Mercedes W211, it is worth verifying compatibility with the given engine's cooling system and vehicle configuration. The original component from the Lines, Hoses and Pipes range was designed to maintain the flow parameters and resistance to operating conditions typical for this model series.

In the case of an extensive cooling system repair, it is worth considering a simultaneous inspection of other lines, hoses, and pipes to avoid the need for re-disassembly in the near future. Consistent selection of components from the same functional group promotes long-term, trouble-free operation.

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

For drivers interested in a broader approach to repairs using original, used OEM components in the drivetrain and related systems, our guide article may be helpful: Humming differential? Find out why a used OEM drive axle is a better investment than an uncertain replacement.