Mini Cooper One R55 R56 R57 R58 R59 Upper Radiator Coolant Pipe Hose Petrol

MINI Cooper R55 R56 R57 R59 Water Hose Pipe Tube is a component from the Cooling System Hoses and Pipes category, designed for gasoline engine cars. It is responsible for the secure and stable flow of coolant, which directly impacts the durability of the powertrain and the safe operation of the engine.

Specifications and technical data

• SKU: 2754221
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 17122754221
• Substitutable numbers: 17122754221, 2754221, 17127647004, 7647004, 17128619857, 8619857
• Fuel type: Petrol
• Category: Coolant Hoses

Purpose and Function in the Cooling System

The presented water hose is dedicated to MINI Cooper models R55, R56, R57, and R59 powered by gasoline. As a component of the cooling system, it is responsible for the controlled flow of fluid between engine components, which helps maintain a stable operating temperature and reduces the risk of overheating.

A properly selected water hose:

• ensures a leak-proof connection in the cooling system,
• maintains adequate coolant flow under various engine loads,
• limits pressure drops in the system,
• helps maintain the correct operation of the thermostat and radiator.

Compatibility and Fit for MINI

The hose has been designed as a part compliant with the factory MINI specification, which translates to a precise fit for spigots, brackets, and hose routing in the engine bay. This ensures a tidy installation without the need for modifications or additional adapters.

This component is particularly important in vehicles where the cooling system operates under increased thermal load, typical for modern gasoline engines. Maintaining the original hose geometry facilitates proper system bleeding and minimizes the risk of rubbing against other components.

Characteristics of the Used Component

The offered water hose is a used part, which means it comes from a dismantled vehicle and has been verified for its suitability for further use. This type of component is a good choice when you want to maintain the original MINI specification while reducing repair costs.

For cooling system hoses, it is crucial to pay attention to the following before installation:

• the condition of the sealing surfaces,
• the absence of visible cracks, abrasions, and deformations,
• the correct shape and stiffness of the hose.

Importance of a Proper Hose in the Cooling System

A functional water hose in a MINI Cooper directly impacts engine temperature stability, and consequently, the lifespan of seals, the cylinder head, and accessories. Replacing a worn or leaking hose with a correctly chosen part helps reduce the risk of failures, such as engine overheating or coolant loss.

If you want to better understand how individual components affect the operation of the entire system, the article: Engine Cooling System – Overheating, Repair, and Used Radiators, which discusses practical aspects of diagnostics and service, will be helpful.

Other MINI Cooling System Hoses and Pipes

If you are also looking for other components from the Cooling System Hoses and Pipes category for your MINI, check out the MINI Cooling System Hoses and Pipes available in our store to select a complete solution for your planned service.