BMW E60 E61 LCI Radiator Fan 400W Diesel 7789824

BMW E60 E61 LCI Radiator Fan 400W Diesel is a factory cooling system component designed for installation in the front section of BMW diesel vehicles. The 400W power output provides stable radiator support, which translates into efficient heat dissipation and safe operating conditions for the engine unit. This is a solution for users looking for an original design with predictable performance parameters.

Specifications and technical data

• SKU: 7789824
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7789824
• Substitutable numbers: 17427801657, 7801657, 67327561712, 7561712, 17427789824, 7789824, 17428508251, 8508251, PK
• Location on the vehicle: Front
• Fuel type: Diesel
• Category: Fan & Shroud Assemblies

Purpose and function in the cooling system

The 400W radiator fan is responsible for actively supporting airflow through the radiator core, especially in urban conditions, while idling, and under high diesel engine loads. Its placement in the front zone of the vehicle allows for effective use of the airflow and precise control of the coolant temperature.

In BMW vehicles with diesel engines, stable fan operation is crucial for maintaining the correct operating temperature, protecting the turbocharger, and reducing the risk of overheating during intensive use, e.g., during highway driving or on hot days.

Benefits of using an original BMW fan

Using an original radiator fan in the BMW E60/E61 LCI ensures:

• preservation of the factory cooling characteristics for the diesel engine,
• proper cooperation with the vehicle's control electronics,
• airflow efficiency appropriately matched to the engine's power output,
• compatible mounts and geometry tailored to the front body section.

Thanks to this, the installation proceeds in an orderly manner, without the need for modifications to the wiring or interference with the cooling system structure. This is particularly important in the case of modern diesel units, where stable operating temperature affects the durability of components and the engine's refinement.

Application in diesel engine vehicles

The presented fan has been designed with the specifics of BMW diesel engines in mind, which generate a significant amount of heat at high torque. The appropriately selected 400W power allows for effective radiator support both in daily city driving and during longer trips.

In combination with a properly functioning radiator and an efficient thermostat, such a set creates a stable cooling system, reducing the risk of overheating, performance drops, or failures resulting from excessive coolant temperature.

Installation and operational characteristics

The fan is a component intended for installation in the front part of the vehicle, in the immediate vicinity of the radiator. The design provided by the vehicle manufacturer allows for proper cable routing, correct positioning of the housing, and maintenance of the required distances from other components in the engine compartment.

As an item in the Fans and fan shrouds category, the product has been designed to operate in variable temperature conditions and under different cooling system loads. Adequate airflow efficiency supports the maintenance of stable engine operating parameters, which is important for both the durability of the engine unit and the comfort of using the vehicle.

Cooling system expansion and selection of other components

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 fans, housings, or covers, check the available parts in the BMW Fans and fan shrouds category.

To better understand how the radiator fan's operation affects engine safety at high temperatures and how to wisely use second-hand cooling system components, it is worth reading the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which discusses the practical aspects of operating and selecting such components.