BMW F40 X1 F48 Mini F55 F56 B37B Water Hose Radiator Coolant Pipe Line 8580475

BMW E38 E39 Gasoline M52 Radiator Hose Water Pipe is an original cooling system component from the cooling system hoses and pipes category, designed for M52 gasoline engines in BMW 5 Series E39 and 7 Series E38 models. The used OEM part ensures proper coolant flow between the radiator and the engine, contributing to stable engine operating temperature.

Specifications and technical data

• SKU: 8580475
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8580475
• Substitutable numbers: 8580475, 17128580475
• Part type: Line
• Category: Coolant Hoses

Purpose and Function in the Cooling System

The BMW radiator hose for M52 engine is responsible for transporting coolant in the critical section between the radiator and the engine block. A correctly selected hose:

• stabilizes coolant circulation throughout the system, reducing the risk of local overheating,
• maintains proper operating pressure in the cooling system, promoting uniform operation of the thermostat and water pump,
• minimizes the risk of leaks at the connections with the radiator and engine spigots.

Thanks to its compatibility with the M52 gasoline unit, the geometry and connection diameters comply with BMW's factory requirements, facilitating installation and subsequent operation.

Construction and Fitment for BMW E38 / E39

The offered hose belongs to the cooling system hoses and pipes category, meaning it is designed to operate in an environment of high temperature and variable pressure. The hose's construction is profiled for specific routing within the engine bay of BMW E38 and E39, ensuring that it:

• bypasses key auxiliary components (e.g., manifolds, housings, mounts), reducing the risk of abrasion,
• provides the correct bending radius, limiting the possibility of kinks and flow restriction,
• maintains factory mounting points, facilitating correct hose placement in the engine bay.

As an OEM BMW part, the hose is structurally compliant with the vehicle's factory specifications, resulting in predictable cooling system behavior after installation.

Benefits of Using an Original Radiator Hose

Choosing a used, original radiator hose for BMW E38/E39 with an M52 engine is a solution that combines economic aspects with the preservation of factory operating parameters. Key advantages include:

• compliance with manufacturer's design – correct hose diameters, length, and shape,
• secure fit with spigots of the radiator and engine, facilitating a leak-free installation,
• maintenance of stable engine operating temperature, which is crucial for the durability of the M52 unit,
• no need for modifications or adaptation of universal hoses, reducing service time.

For users who wish to maintain a cooling system configuration as close to factory as possible, using an original hose is a technically sound solution.

Condition, Installation, and Service Recommendations

This part is from a disassembly and is offered as a used BMW cooling system hose. Before installation, standard service procedures are recommended:

• inspection of connection surfaces for dirt and any damage,
• replacement of hose clamps with new ones, selected according to the hose diameter,
• bleeding the cooling system after filling with fresh coolant, following BMW's procedure for M52 engines.

A correctly installed hose contributes to maintaining system integrity, which directly impacts engine thermal safety and driving comfort.

More Hoses and Cooling System Knowledge

If you are looking for other components from the BMW cooling system hoses and pipes category, check out our dedicated offer: BMW cooling system hoses and pipes. You will find a wide selection of components for various models of this brand.

To better understand the impact of the condition of hoses, the radiator, and other components on engine durability, it is worth reading the guide article: Engine Cooling System – Overheating, Repair, and Used Radiators. This is a practical source of knowledge on diagnosing and preventing engine overheating.