Cooling Fan BMW X1 E81 E84 E87 E90 LCI Radiator Pusher Housing Diesel 400W

Cooling Fan BMW X1 E81 E84 E87 E90 LCI Radiator Pusher Housing Diesel 400W is an original cooling system component designed for installation in the front section of BMW vehicles with diesel engines. The integrated fan and housing ensure stable mounting at the radiator and efficient heat dissipation from the engine bay. This is a practical solution for users looking for a proven, factory-spec design tailored to specific BMW models.

Specifications and technical data

• SKU: 8506668-5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8506668
• Substitutable numbers: 17428506668, 8506668, 17427788906, 7788906, 67327588974, 7588974, BG, 17425A3F105, 4253105, 17427801993, 7801993, 17427788905, 7788905
• Location on the vehicle: Front
• Fuel type: Diesel
• Category: Caps

Purpose and compatibility

The presented radiator fan with housing is dedicated to BMW X1 series models and selected LCI (facelift) versions of the E81, E84, E87, and E90 with diesel engines. Its placement in the front of the vehicle allows for effective radiator assistance during operation in high temperatures, in city traffic, and under higher engine loads.

The component is designed as part of a cooling system where maintaining proper airflow through the radiator core is crucial. Thanks to its factory fitment to the BMW front-end structure, the fan works in conjunction with shrouds and air ducts, which reduces the risk of overheating the diesel engine.

Construction and operating parameters

The radiator fan integrated with the housing forms a complete module mounted in the front zone. The housing stabilizes the position of the rotor relative to the radiator, which minimizes vibration and ensures uniform airflow. A rated power of 400W allows for efficient airflow, suitable for the diesel units used in these BMW generations.

This design solution:

• facilitates the installation and removal of the entire fan assembly,
• ensures repeatable, factory-standard positioning relative to the radiator,
• reduces the risk of improper airflow following bodywork or service repairs.

Function in the diesel engine cooling system

BMW diesel engines require a stable operating temperature, especially under heavy load and in stop-and-go traffic. Using a dedicated radiator fan with housing in the front of the vehicle allows for:

• maintaining the proper coolant temperature at low driving speeds,
• assisting the radiator during air conditioning operation,
• increasing the thermal safety of the engine on hot days.

Due to its fitment to the specific BMW platform, the module works with the factory control electronics, which translates into predictable activation and rotational speed regulation depending on engine operating conditions.

Condition, origin, and advantages of using used OEM parts

The offered radiator fan with housing is a used part, sourced from original BMW equipment. Choosing an OEM component from dismantling allows for maintaining factory geometry, material quality, and compatibility with front-end mounts, which is particularly important after collisions or when replacing worn cooling system components.

Using an original module instead of a replacement part offers a number of benefits:

• reliable fitment to the body and radiator structure,
• preservation of the airflow parameters intended by the manufacturer,
• lower risk of installation issues and the need for modifications.

Selection support and additional information

When selecting a radiator fan with housing for a specific BMW vehicle, it is worth paying attention to the engine type (Diesel), body generation, and LCI facelift version. In case of doubt, it is helpful to compare the housing design and connectors with the component currently installed in the vehicle, which helps avoid ordering errors.

If you are planning a comprehensive repair or upgrade of the front area of your BMW and need other components from the same group, such as covers, trims, or additional moldings, check the available parts in the BMW Trims category.

For users and workshops interested in reducing vehicle downtime and optimizing repair costs, practical tips on using used OEM components may be useful – you can find them in the article Availability of car parts off-the-shelf vs. repair time – how do used OEM parts shorten workshop stays?.