Coolant Hose BMW F10 F11 N20 520i 528i Radiator Water Cooling Pipe 7640917

The BMW F10 F11 N20 Water Radiator Hose Petrol is a component from the Cooling System Hoses and Pipes group, designed for the engine cooling system in BMW F10/F11 models. Engineered for stable coolant flow, it helps maintain the correct engine temperature and reduces the risk of overheating during daily operation.

Specifications and technical data

• SKU: 7640917
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7640917
• Substitutable numbers: 17127640917, 7640917, 17127619691, 7619691, BG
• Fuel type: Diesel
• Category: Coolant Hoses

Purpose and Function in the Cooling System

The water radiator hose is responsible for directing coolant between the radiator and other system components, ensuring stable engine operating conditions. For diesel-powered units, a correctly selected hose is crucial for maintaining the proper operating temperature, which translates to smoother operation, performance, and component longevity.

This element works in conjunction with other cooling system components, such as the water pump, thermostat, and the radiator itself, creating a continuous fluid circuit. The appropriate geometry and diameter of the hose help maintain correct pressure and flow, which is particularly important under heavy engine load conditions.

Technical Characteristics and Fitment

The hose has been developed with the specific characteristics of BMW diesel engines in mind, meaning it is tailored to the cooling system in terms of operating temperature, pressure, and installation routing within the engine bay. This allows for the preservation of factory cooling performance without the need for modifications to other components.

Its original origin from the BMW brand ensures precise fitting with spigots and mounting points, reducing the risk of leaks and facilitating installation. The product has an assigned OEM part number and interchangeable numbers, allowing for unambiguous identification and verification of compatibility with a specific vehicle configuration.

Component Condition and Benefits of Use

The offered hose comes from the secondary market, allowing for a combination of functionality and an attractive price. For the user, this means the possibility of restoring the cooling system's efficiency while maintaining compliance with the vehicle's factory specifications. A properly selected hose minimizes the risk of coolant leaks, pressure drops, and localized overheating that could lead to more serious engine failures.

Replacing a worn or damaged hose with a functional component from the same construction group is particularly important for vehicles used in city traffic and on longer journeys, where the cooling system operates under varying load conditions.

Technical Support and Cooling System Knowledge

To better understand the impact of hoses and pipes on engine longevity and the symptoms of overheating, it is worth consulting specialized materials. Practical information on diagnostics, common faults, and the role of individual components can be found in the article Engine Cooling System – Overheating, Repair, and Used Radiators, which discusses, among other things, examples of solutions used in popular models.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as additional pipes, hoses, or cooling system connectors, check the available parts in the BMW Cooling System Hoses and Pipes category.

For drivers who want to combine operational economy with environmental care, a useful addition to your knowledge might also be the material dedicated to the reuse of automotive components: Eco-Driving: Discover the Benefits of Used Car Parts.

Summary

The BMW F10 F11 N20 Water Radiator Hose Petrol is a solution designed for BMW vehicle cooling systems, enabling the maintenance of stable operating temperatures for diesel engines. Proper fitment to the factory installation, compliance with the OEM part number, and the presence of interchangeable numbers facilitate the selection of the correct component and reduce the risk of ordering errors. It is a practical choice for users who expect a technically sound, functional part from the Cooling System Hoses and Pipes group, supporting safe and predictable vehicle operation.