BMW 7 Series E65 M57N M57N2 730d Complete Engine Cooling Radiator Shroud Fan

BMW 7 Series E65 M57N M57N2 730d Complete Engine Cooling Radiator Shroud Fan is a factory cooling system component designed for installation in the front of the vehicle. This used assembly ensures stable heat dissipation for the diesel engine, supporting the safe operation of the power unit in various road conditions. It is a practical solution for BMW owners looking for a proven component at a reasonable price.

Specifications and technical data

• SKU: 2249458-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2249458
• Substitutable numbers: 17112249458, 2249458, 11522249373, 2249373, 17112248478, 2248478
• Location on the vehicle: Front
• Category: Radiators

Purpose and compatibility

The presented BMW 7 Series E65 M57N M57N2 730d Complete Engine Cooling Radiator Shroud Fan has been designed specifically for BMW 7 Series E65 730d models equipped with M57N and M57N2 engines. The design is matched to the factory cooling system, which facilitates installation in the location provided by the manufacturer, without the need to modify mounts or adjacent elements.

Its placement in the front zone of the vehicle allows for effective use of the airflow while driving and optimal cooperation with the water radiator. As a result, the cooling system maintains proper efficiency both in city traffic and on longer routes.

Construction and function in the cooling system

The complete assembly combines the radiator shroud and the fan in one structure, creating a coherent module responsible for controlled engine cooling. The shroud directs airflow through the radiator core, and the fan forces additional flow in situations where natural cooling is insufficient (e.g., in traffic jams or at high ambient temperatures).

Such a solution:

• stabilizes the operating temperature of the M57N/M57N2 unit,
• reduces the risk of overheating under heavy load conditions,
• supports the uniform operation of the entire cooling system.

Benefits of using the original module

Using the original BMW 7 Series E65 M57N M57N2 730d Complete Engine Cooling Radiator Shroud Fan ensures proper fitment with factory mounting points and predictable performance during operation. The used OEM element retains the geometry and operating parameters consistent with the manufacturer's specifications, which is important for a precisely tuned diesel engine cooling system.

Choosing a complete module instead of individual components facilitates service, shortens installation time, and reduces the risk of fitment issues with individual parts. It is a practical option for post-accident repairs, replacing a damaged shroud or fan, and for preventive cooling system upgrades.

Condition and practical application

The item comes from dismantling and is offered as a used cooling system component, which allows for a significant reduction in repair costs compared to new parts, while maintaining the factory design. This type of solution is particularly beneficial for older BMW 7 Series E65 models, where optimizing the service budget is of great importance.

To better understand the impact of ambient temperature on the operation of the radiator and fan, as well as the potential for savings when choosing parts from dismantling, it is worth reading the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, where we discuss the practical aspects of operating the cooling system in high temperatures.

Support for selection and cooling system expansion

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional cooling modules, shrouds, or fans, check the available parts in the BMW Water Radiators category.

In a situation where components for older models are missing in the authorized service network, our guide on parts from dismantling may also be helpful: No parts at the dealership? How to deal with repairing older models using parts from dismantling. There you will find practical tips on how to effectively plan repairs using used components.