BMW F20 F21 F30 F31 F32 Cover Radiator Fan Engine Cooling 8641964

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F20 F21 F30 F31 F32 Cover Radiator Fan Engine Cooling is an original component from the Fans and fan shrouds group, designed for BMW models with petrol engines. It enables proper mounting of the fan to the radiator, stabilizes its operation, and supports efficient heat dissipation from the cooling system. This is a practical solution for users looking for a factory fit and a proven design.

Specifications and technical data

• SKU: 8641964-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8641964
• Substitutable numbers: 17428641964, 8641964, 17427640511, 7640511, 17427600559, 7600559, 17428621192, 8621192
• Fuel type: Petrol
• Category: Fan & Shroud Assemblies

Purpose and function in the cooling system

The radiator fan shroud in the BMW F20, F21, F30, F31, and F32 series is responsible for precisely directing the airflow through the radiator core. Thanks to its properly shaped design, it improves fan stability, reduces unwanted vibrations, and helps maintain the correct operating temperature of the petrol engine. This is particularly important in city traffic conditions and when driving in high ambient temperatures.

Compatibility with petrol engines

The presented shroud has been designed to work with power units powered by petrol fuel. This means it is matched to the thermal characteristics of such engines, their typical loads, and the operating mode of the radiator fan. In practice, this translates into predictable cooling system behavior and easier diagnostics of potential faults.

Use of a used part

This element comes from the used parts segment, which allows for an economical repair of the cooling system while maintaining the original geometry of the mounts and the shape of the air ducts. Choosing such a shroud is particularly beneficial when only the fan housing has been damaged, while other components – such as the radiator or the fan itself – remain functional. This helps reduce service costs while maintaining a factory fit to the bodywork and engine accessories.

Benefits of using an original fan shroud

Using an original radiator fan shroud in the BMW F20/F21/F30/F31/F32 series ensures:

• proper airflow guidance through the radiator,
• stable fan mounting in the engine compartment,
• preservation of factory geometry relative to the radiator and engine covers,
• easier installation and removal during service work.

Thanks to this, the cooling system can operate within the range intended by the manufacturer, which promotes the durability of the power unit and reduces the risk of overheating under intensive operating conditions.

BMW fans and fan shrouds – expansion and modernization

If you are planning a comprehensive repair or modernization of the engine area in your BMW and need other elements from the same group, such as additional shrouds, complete fans, or covers working with the radiator, check the available parts in the BMW fans and fan shrouds category.

Technical support and knowledge about the cooling system

When selecting a radiator fan shroud, it is worth paying attention to the cooling system configuration, vehicle operating conditions, and engine type. Additional help can be found in practical knowledge about the influence of ambient temperature on the operation of the radiator and fan – you will find it in the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which describes, among other things, the advantages of using used cooling system components in the context of costs and operational safety.