BMW 1 2 3 Series F20 F21 F22 F30 F31 LCI Engine Cooling Radiator Fan Motor 300W

BMW F20 F21 F30 Air Conditioning Fan Motor 300W is a component from the Fans and Fan Housings category, designed for the cooling and air conditioning system in select BMW 1 and 3 Series models. A used 300W fan motor ensures stable system operation, supporting efficient heat dissipation from the engine bay and the air conditioning condenser. This is a practical solution for drivers seeking a factory fit and reasonable servicing costs.

Specifications and technical data

• SKU: 7640508-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7640508
• Substitutable numbers: 17427640508, 7640508, 17427600557, 7600557, 5YY0544, 500.0923, AS
• Category: Fan & Shroud Assemblies

Purpose and Role in the BMW Cooling System

The 300W air conditioning fan motor is responsible for driving the fan, which forces air through the radiator and the air conditioning condenser. In BMW F20, F21, and F30 vehicles, it is crucial for:

• maintaining stable engine operating temperature in urban traffic,
• ensuring efficient cooling of the air conditioning refrigerant under high loads,
• reducing the risk of overheating in traffic jams and during prolonged idling.

Thanks to a properly selected fan motor, the cooling system maintains the manufacturer's designed operating characteristics, contributing to the longevity of other components.

Benefits of Using an Original Air Conditioning Fan Motor

A component of this type, originating from BMW, ensures a factory fit for mountings and electrical connections in the specific model. This means no need for wiring modifications, adapters, or fan housing adjustments. In practice, this translates to:

• efficient installation in place of a worn-out component,
• proper cooperation with the vehicle's control modules,
• maintaining the original fan speed characteristics.

A used air conditioning fan motor is also an economical alternative to new parts, allowing for reduced repair costs while maintaining compliance with factory specifications.

Why Choose a Used 300W Fan Motor

For BMW cooling and air conditioning systems, it often pays to opt for a proven used part. The 300W air conditioning fan motor:

• allows for restoring proper fan operation without excessive budget strain,
• is a good choice for comprehensive servicing of the radiator, condenser, and lines,
• helps maintain stable engine thermal parameters in demanding summer conditions.

This solution is particularly attractive for drivers who use their car intensively in the city or frequently use the air conditioning in high ambient temperatures.

BMW Fans and Fan Housings – Selection and Additional Information

If you are looking for other BMW fans and fan housings for your car, check out our dedicated category: BMW Fans and Fan Housings. There you will find a wide selection of cooling system components tailored to various series and generations.

To better understand how high temperatures affect the cooling system and when it's worth opting for used components, consult our guide: Summer Heat vs. Cooling System – Used Radiators and Fans as a Way to Save. This is a practical addition to your knowledge when planning the servicing of your BMW's cooling and air conditioning system.