BMW E32 E31 E34 E38 E39 Petrol Engine Cooling Radiator Fan Blade Viscous 1712110

Visual condition of the part

The product shows signs of use visible in the photos.

BMW E32 E31 E34 E38 E39 Petrol Engine Cooling Radiator Fan Blade Viscous is an original cooling system component designed for BMW vehicles with petrol engines. It provides stable airflow support through the radiator, which translates into a safe engine operating temperature even under heavy load. This used OEM component is a sensible choice for drivers looking for a proven solution at an attractive price.

Specifications and technical data

• SKU: 1712110-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 1712110
• Substitutable numbers: 1712110, 11521712110, 1712847, 11521712847
• Fuel type: Petrol
• Category: Fan & Shroud Assemblies

Purpose and role in the cooling system

The radiator fan in BMW E32, E31, E34, E38, and E39 series models is responsible for actively assisting in cooling the radiator fluid, especially during city driving, idling in traffic jams, and in high ambient temperatures. In vehicles with petrol engines, its proper operation is crucial for maintaining a stable engine temperature and protecting against overheating.

This element belongs to the Fans and fan shrouds group, which means it works with covers, mounts, and other cooling system components to create a coherent airflow system through the radiator.

Construction and technical properties

The presented radiator fan is a factory BMW solution, designed specifically for the structural requirements of the listed generations. The appropriately selected rotor diameter, blade geometry, and mounting method ensure proper airflow and compatibility with the factory radiator housing.

The most important technical features of this type of fan include:

• dedicated fitment for the cooling system in specific BMW models,
• designed airflow ensuring stable heat dissipation,
• construction intended for use with petrol engines,
• OEM solution that maintains the factory operating parameters of the cooling system.

Benefits of using an original BMW fan

Using an original radiator fan to replace a worn or damaged part allows you to restore the correct cooling characteristics without the need for system modifications. Thanks to this:

• you maintain a stable engine operating temperature across a wide range of loads,
• you minimize the risk of engine overheating in urban conditions and during hot weather,
• you maintain compliance with the vehicle manufacturer's factory specifications,
• you benefit from an economical solution in the form of a used OEM component.

This is particularly important in older BMW generations, where a properly functioning cooling system has a direct impact on engine durability and operational comfort.

Condition, origin, and practical application

The offered fan comes from disassembly and is a used item, which allows for reduced service costs while maintaining the factory design. This type of part is a good choice for maintenance repairs, replacing a damaged fan after a bearing failure, a frontal collision, or problems with overheating in city traffic.

Before installation, it is recommended to perform a standard verification of the mechanical and electrical condition (if applicable to the specific configuration), as well as to check the cooperating cooling system components, such as the radiator, hoses, and covers. Thanks to this, replacing the fan can effectively improve cooling efficiency and reduce the risk of further failures.

BMW fans – expansion and modernization of the cooling system

If you are planning a comprehensive repair or modernization of the cooling system area in your BMW and need other elements from the same group, such as additional fans, housings, or airflow guide covers, check the available parts in the BMW Fans and fan shrouds category.

To better understand how high summer temperatures affect cooling system efficiency and why used radiators and fans can be a sensible service choice, it is worth reading the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings, which discusses the issues of operation and selection of such components in a practical way.