BMW 5 Series F10 F11 518d 520d B47 Radiator Coolant Hose Pipe Line 8589900

BMW 5 Series F10/F11 518d 520d B47 Coolant Hose is an original cooling system component, designed for precise coolant flow in B47 engines. With factory fitment for 5 Series F10 and F11 models, it ensures stable operating temperatures for the engine unit and proper integration with other system components. A used OEM part is a sensible choice for cooling system service when you want to maintain original geometry and mounting points.

Specifications and technical data

• SKU: 8589900
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8589900
• Substitutable numbers: 17128589900, 8589900, 17124754905, 4754905, 17128571802, 8571802, BG
• Category: Hoses, Lines & Pipes

Intended Use and Function in the Cooling System

This coolant hose is specifically designed for B47 engines in BMW 5 Series F10/F11, 518d and 520d versions. It is responsible for the controlled flow of coolant between system components, which helps maintain stable engine operating temperatures and reduces the risk of overheating during city and highway driving.

The original design of the hose guarantees:

• correct coolant routing within the engine bay,
• proper positioning relative to the radiator and other components,
• retention of factory mounting points and connection diameters.

Benefits of Using an Original BMW Hose

Using an original coolant hose in your BMW 5 Series F10/F11 allows you to maintain the cohesion of the entire cooling system with the manufacturer's original specifications. This part from the Hoses, Pipes, and Tubes group is designed for the specific geometry of the engine bay, minimizing stress, twists, and potential leaks.

Key advantages include:

• factory fitment for B47 engines in 518d and 520d versions,
• compatibility with original connectors and clamps,
• maintenance of correct coolant flow under various engine loads.

Used Condition and Installation Aspects

The hose is offered in used condition, allowing for an economical repair of the cooling system while retaining an original BMW part. Before installation, a standard visual inspection for any signs of wear is recommended, along with a leak test after installation in the vehicle.

When replacing the hose, pay attention to:

• correct seating on spigots and connectors,
• proper tightening of hose clamps,
• bleeding the cooling system after filling with fresh coolant.

BMW Hoses, Pipes, and Tubes Group – Cooling System Expansion

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional coolant hoses, return hoses, or connecting pipes, check the available parts in the BMW Hoses, Pipes, and Tubes category.

Technical Support and Service Knowledge

For work related to the cooling system and other engine components, it is advisable to rely on proven service knowledge and examples of engine unit regeneration. A good reference point could be an article describing the process of restoring modern diesels to operational status, which discusses, among other things, the impact of accessories on running smoothness and performance – more information can be found in the material Second Life for the Mercedes OM642 Engine – How Injectors and Turbocharger Restore Power to the 3.0 V6 CDI.

Summary

BMW 5 Series F10 F11 518d 520d B47 radiator coolant hose is a used, original coolant hose from the Hoses, Pipes, and Tubes group, designed for B47 engines in the 5 Series. Choosing this part allows you to maintain factory coolant routing, proper cooperation with the radiator and engine accessories, and consistency with the cooling system design intended by BMW.