Radiator Frame BMW F20 F21 F30 F31 LCI F32 B48 Cooling Fan Housing 400W 8625439

Radiator Frame BMW F20 F21 F30 F31 LCI F32 B48 Cooling Fan Housing 400W is an original, used radiator fan housing designed for BMW models with petrol engines. This component is responsible for the stable mounting of the fan and the proper guidance of airflow through the radiator, which supports efficient cooling of the engine unit. It is a solution for users looking for factory fitment and proven quality in the cooling system.

Specifications and technical data

• SKU: 8625439-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8625439
• Substitutable numbers: 17428625439, 8625439
• Fuel type: Petrol
• Category: Fan Motors

Purpose and function in the cooling system

The presented radiator fan housing has been designed specifically for selected BMW F-series models with petrol engines. Its task is to keep the fan in an optimal position relative to the radiator so that the airflow is stable and predictable both during city driving and under conditions of higher thermal load.

Thanks to a properly shaped frame and matched mounting points, this component helps to reduce vibrations, noise, and the risk of improper contact between the rotor and other components. In practice, this translates into more uniform cooling system operation and better protection of the engine against overheating.

Construction and performance parameters

The radiator fan housing belongs to the Fan and blower motors group, which means it works directly with the electric fan motor and radiator equipment. The design is intended for operation with a 400W unit, ensuring adequate rigidity and stability under typical operating loads.

The frame design incorporates factory mounting points in the engine bay, which facilitates installation and removal during service. The applied design solutions allow for maintaining the correct distances between the fan, radiator, and adjacent elements, which is crucial for operational safety and the durability of the entire system.

Application in BMW petrol vehicles

The component has been developed for petrol-powered BMW vehicles, where the cooling system must cope with variable thermal load conditions. In combination with a properly selected fan and radiator, the frame supports a stable engine operating temperature, which helps maintain performance and reduce component wear.

Choosing an original fan housing is particularly important for cars used dynamically or in city traffic, where the fan operates frequently and intensively. Factory fitment for a specific BMW platform reduces the risk of installation problems and non-functional modifications.

Condition, verification, and selection based on technical data

The offered item is used, which allows for the economical restoration of cooling system efficiency while maintaining the manufacturer's original specifications. Before installation, a standard visual inspection for mechanical damage, cracks, and the condition of mounting points is recommended to ensure trouble-free operation in the long term.

When selecting a fan housing, it is worth using the manufacturer's markings, vehicle data, and fuel type information to avoid installation incompatibilities. Proper component selection is crucial for maintaining correct airflow and compatibility with other cooling system elements.

Service expansion and related BMW 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 housings, fan motors, or complete blower assemblies, check the available parts in the BMW fan and blower motors category.

When planning larger service works within the powertrain and cooling system, it is also worth learning about the specifics of the used parts market. A detailed discussion of the advantages, limitations, and principles of component selection can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths, which helps to make informed service decisions based on real data rather than common opinions.

Summary

Radiator Frame BMW F20 F21 F30 F31 LCI F32 B48 Cooling Fan Housing 400W is a practical solution for users who want to restore the proper operation of the cooling system in their petrol-powered BMW. The original design, matched to the specific platform, facilitates installation and supports stable fan operation, which translates into a safe engine operating temperature and predictable vehicle behavior in daily use.