BMW X3 G01 X3 G02 Radiator Fan Engine Cooling Cooler Shroud Housing 400W 8686170

The BMW X3 G01 / X4 G02 Radiator Fan with 400W Housing is an original engine cooling system component, designed specifically for the latest generation BMW X3 and X4 models. The robust shroud housing and efficient electric motor ensure stable heat dissipation from the radiator, which translates to a safe operating temperature for the power unit and longer component lifespan. This is a practical solution for drivers seeking a proven, used component at a reasonable price.

Specifications and technical data

• SKU: 8472314-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8472314
• Substitutable numbers: 8472314, 17428472314, 8586492, 17428586492, 8686170
• Fuel type: Petrol
• Category: Fan & Shroud Assemblies

Application and Function in the Cooling System

The presented radiator fan with housing belongs to the Fans and Fan Housings category and is responsible for forcing airflow through the engine's radiator. In practice, this means:

• efficient cooling of the coolant during high engine load,
• stable operation in traffic jams and city driving when natural airflow is insufficient,
• support for the air conditioning system, especially in high ambient temperatures.

The 400W rated power allows the fan to operate effectively in a wide range of conditions, which is particularly important in modern, higher power density gasoline engines.

Construction: Fan with Shroud Housing

The fan housing is designed to precisely direct the airflow through the radiator surface, minimizing flow losses. The integration of the electric motor, impeller, and support frame into a single unit facilitates installation and servicing, and also reduces the risk of leaks or incorrect positioning relative to the radiator.

Thanks to the OEM design, factory mounting points and geometry specified by the manufacturer are preserved, which promotes proper fitment with other engine bay components and eliminates the need for modifications.

Compatibility with Gasoline Engines

This component has been developed for use with gasoline-powered units. The fan's operating characteristics are adapted to the thermal profile of such engines, including:

• dynamic temperature changes during acceleration and engine braking,
• higher local thermal loads around the cylinder head and exhaust manifold,
• operation in modes with elevated operating temperatures, typical for modern gasoline designs.

This ensures that the cooling system maintains stability during everyday city driving, as well as during highway driving or towing a light trailer.

Condition, Origin, and Benefits of Choosing a Used Part

The offered radiator fan is a used part, originating from original BMW equipment. In practice, this means retaining factory specifications, proper vehicle fitment, and operating parameters consistent with the manufacturer's intentions. For many users, this is a sensible compromise between purchase cost and component quality and durability.

Choosing an original, used radiator fan with housing helps to reduce the risk of problems typical of cheap aftermarket replacements, such as excessive noise, inadequate performance, or difficult installation. This is particularly important for components responsible for protecting the engine from overheating.

Operation in High Temperatures and Practical Knowledge

During the summer season, the cooling system in the BMW X3 G01 / X4 G02 operates under increased load, and a functional radiator fan is crucial for the power unit's safety. If you want to better understand how high temperatures affect the radiator and fan operation, and when it's worth opting for used parts, check out the guide Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional fans, housings, or complete cooling assemblies, check the available parts in the BMW Fans and Fan Housings category.