Radiator Fan BMW X5 E70 3.0d 3.0sd M57N2 Engine Cooling Fan Housing 600W 8509746

Visual condition of the part

The product shows signs of use visible in the photos.

Radiator Fan BMW X5 E70 3.0d 3.0sd M57N2 Engine Cooling Fan Housing is an original cooling system component designed for BMW X5 E70 models with M57N2 diesel engines. This used, inspected fan housing ensures stable mounting of the radiator fan and proper airflow, which translates into a safe engine operating temperature and longer service life. It is a practical solution for drivers looking for factory fitment and cost savings while maintaining high quality.

Specifications and technical data

• SKU: 8509746-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8509746
• Substitutable numbers: 17428618241, 8618241, 17427616103, 7616103, 17428509746, 8509746, 17427796572, 7796572, BG
• Category: Fan & Shroud Assemblies

Purpose and function in the cooling system

The fan housing in the BMW X5 E70 with 3.0d and 3.0sd M57N2 units is responsible for precisely directing the airflow through the radiator and providing stable seating for the fan. A correctly selected component from this group minimizes the risk of overheating, improves cooling efficiency in city traffic and under heavy loads, and reduces unwanted vibrations of the fan assembly.

Construction and fitment for the BMW X5 E70

The presented fan housing has been designed specifically for the geometry of the BMW X5 E70 engine bay, ensuring it maintains the correct distances from the radiator, engine accessories, and body components. The original design provides:

• secure mounting of the fan to the support frame,
• proper routing of cables and harnesses in the radiator zone,
• compatibility with factory mounting points in the body.

Such fitment reduces installation time and eliminates the need for modifications, which is particularly important when servicing the cooling system in SUV-class vehicles.

Benefits of using an original used housing

Using an original, used fan housing in the BMW X5 E70 allows you to combine reasonable repair costs with the preservation of factory specifications. In practice, this means:

• maintaining the airflow through the radiator as designed by the manufacturer,
• proper cooperation with other cooling system components,
• no compatibility issues when replacing the fan or radiator.

For users who drive their BMW intensively, this solution allows for maintaining stable engine operating parameters without the need to invest in expensive, new components.

Part numbers and interchangeability

The fan housing has a dedicated OEM part number and related interchangeable numbers, which facilitates verification of compatibility with a specific BMW X5 E70 configuration. This allows for precise selection of the component for the M57N2 engine version, minimizing the risk of errors during ordering and installation. Information on reference numbers is particularly useful for workshops and individuals comparing different variants in parts catalogs.

Technical support and knowledge about the cooling system

When replacing the fan housing, it is worth paying attention to the general condition of the cooling system – the radiator, hoses, coolant, and the fan itself. High summer temperatures place additional strain on this area of the vehicle, which is why choosing the right components has a direct impact on the car's reliability. If you want to better understand how temperatures affect the operation of the radiator and fan, and how to use used components wisely, read our guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.

Expanding service within the BMW cooling system

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 housings, complete fans, or covers that work with the radiator, check out the available parts in the BMW Fans and Fan Housings category.