BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F34 GT F36 MOTOR FAN RADIATOR 300W

The BMW F20 F21 F30 F31 Radiator Fan 300W is an original component from the BMW group, designed for efficient cooling system support in selected 1 and 3 Series models. This used 300W fan ensures stable heat dissipation from the radiator, contributing to safe engine operation in urban traffic and under higher loads.

Specifications and technical data

• SKU: 7640508
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 17427640508
• Substitutable numbers: 17427640508, 7640508, 17427600557, 7600557, 5YY0544, 3P232316, 500.0923
• Category: Fan & Shroud Assemblies

Purpose and Compatibility

The presented radiator fan is structurally designed for the engine bay of BMW F20, F21, F30, and F31 models. It is engineered as a cooling system component that works in conjunction with the coolant radiator and the vehicle's electronic control system to maintain optimal engine operating temperature.

Thanks to the use of an original BMW solution, the fan retains the correct mounting points and housing geometry, which facilitates installation in factory locations and reduces the risk of improper fitment with other engine accessories.

Construction and Operating Parameters

The 300W radiator fan provides sufficient performance reserve in high ambient temperatures and during intensive vehicle use. The fan and housing assembly is constructed to generate a stable airflow through the radiator core while maintaining a reasonable level of noise and vibration.

Key features of this component include:

• BMW-designed blade geometry for efficient airflow,
• housing adapted to factory mounting points in the F20/F21/F30/F31 body,
• a rated power of 300W, allowing for stable operation across a wide range of thermal loads.

Benefits of Using an Original BMW Fan

Using an original BMW radiator fan from the fans and fan shrouds category allows for the preservation of factory cooling parameters and predictable system behavior under various driving conditions. This is particularly important for modern engines, where operating temperature directly impacts component durability and fuel consumption.

By choosing this component, you gain:

• consistency with the original BMW cooling system design,
• preservation of correct fan activation and deactivation characteristics,
• reduced risk of engine overheating in traffic jams and during high-temperature driving.

Condition and Practical Application

The offered radiator fan is a used component, representing a reasonable compromise between repair cost and maintaining original manufacturing quality. It is a good solution for users who want to restore full cooling system functionality using a part from the original BMW production line.

A functional radiator fan is particularly important during the summer, when engine thermal load significantly increases. A properly operating cooling system reduces the risk of head gasket damage, deformation of aluminum components, and a drop in engine performance.

More Information and Related Products

If you are looking for other BMW fans and fan shrouds, check out our dedicated offer: BMW fans and fan shrouds. There you will find a wide selection of cooling system components tailored to various models of this brand.

Want to better understand how high temperatures affect the cooling system and why a functional fan is so important? Read our guide: Summer Heat vs. Cooling System: Used Radiators and Fans for Savings, where we discuss practical aspects of operating and selecting used cooling components.

Additionally, if you are interested in the topic of original components, it is worth checking out the article OEM Quality and Safety Guarantee – Why Used Original Car Parts Are the Best Choice for Your Car?, where we explain the advantages of using OEM parts in terms of vehicle durability and safety.