Land Rover Discovery Sport L550 Overflow Reservoir Hose Pipe Line FK72-8K012-AA

Land Rover Discovery Sport L550 Overflow Reservoir Hose Pipe Line is an original cooling system component from the Expansion tanks category, designed for use in the Discovery Sport L550 generation model. The precisely shaped hose ensures a stable connection between the expansion tank and the rest of the system, supporting proper coolant circulation and safe engine operation. Thanks to its factory origin, this component is perfectly matched to the specific requirements of Land Rover vehicles.

Specifications and technical data

• SKU: FK72-8K012-AA
• Mark: Land Rover
• Condition: Used
• OEM Part Number: FK72-8K012-AA
• Substitutable numbers: FK72-8K012-AA, FK728K012AA, LR060348
• Category: Expansion & Overflow Tanks

Purpose and function in the cooling system

The expansion tank hose in the Discovery Sport L550 is responsible for transporting coolant between the tank and other system components. A properly selected hose:

• maintains the tightness of the fluid circuit under varying operating pressures,
• ensures stable flow of the cooling medium under different engine load conditions,
• reduces the risk of engine overheating resulting from leaks or hose deformation.

Due to its factory profile, the hose is matched to the geometry of the Discovery Sport L550 engine bay, which facilitates installation and minimizes material stress during operation.

Original origin and fitment for Land Rover

The part comes from the Land Rover line, which means it complies with the manufacturer's factory quality standards. The original expansion tank hose:

• is designed for specific mounting points and routing in the engine bay,
• ensures the correct diameter and flow cross-section, matched to the cooling system parameters,
• reduces the risk of collision with other components and unwanted vibrations while driving.

As a result, it provides a safe alternative to universal-shaped replacements that may require modifications or installation compromises.

Performance characteristics and part condition

The presented hose is from disassembly and is offered as a used original part. Such components are frequently chosen for cooling system maintenance when preserving the factory geometry of the hoses and compatibility with existing mounts is a priority. A used OEM part often allows for reduced repair costs while maintaining a high level of fitment for a specific model.

In practice, this translates into:

• easier installation without the need for system modifications,
• consistency with other cooling system components,
• preservation of the manufacturer-intended hose routing path.

Benefits of using the original expansion tank hose

Using the original expansion tank hose in the Discovery Sport L550 supports stable cooling system operation and reduces the risk of failures resulting from leaks. Key advantages include:

• Factory fitment – the hose is designed for a specific model, which facilitates correct placement in the engine bay.
• Consistency with the Expansion tanks system – maintaining proper fluid flow and cooperation with the original expansion tank.
• Service cost optimization – a used OEM part allows for balancing quality and repair budget.

This solution is particularly beneficial for repairs of intensively used vehicles, where both reliability and reasonable maintenance costs are important.

Cooling system service expansion and circular economy

If you are planning a comprehensive repair or upgrade of the cooling system area in your Land Rover and need other elements from the same group, such as return hoses, connection nozzles, or additional installation sections, check the available parts in the Land Rover Expansion tanks category.

Choosing used cooling system components from disassembly also aligns with the idea of responsible vehicle operation. If you want to better understand how reusing components – from hoses to larger assemblies – affects the environment and service costs, it is worth reading the article on the circular economy and the benefits of installing used car parts.