Engine Cooling Radiator BMW F10 F11 Radiator Pack Fan Shroud 400W 8509740

Engine Cooling Radiator BMW F10 F11 Radiator Pack Fan Shroud 400W is an original air conditioning cooling system component designed for BMW diesel models. It ensures stable heat dissipation from the air conditioning system, which translates into thermal comfort in the cabin and proper operation of the components. This is a solution for users who are looking for a proven, factory-made component instead of replacements of unknown origin.

Specifications and technical data

• SKU: 8509740-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8509740
• Substitutable numbers: 17428509740, 8509740, 17417589031, 7589031, 17427804620, 7804620, 17118509177, 8509177, BG
• Category: Other Engine Cooling Components

Purpose and function of the air conditioning fan

The presented fan is a component of the air conditioning system in the BMW F10/F11 series with a diesel engine. Its task is to force airflow through the condenser and adjacent heat exchangers, which stabilizes the temperature of the refrigerant and supports overall cooling efficiency. As a result, the air conditioning system maintains proper performance both in city traffic and during longer drives in higher ambient temperatures.

Benefits of using an original BMW fan

Using an original air conditioning fan in the BMW F10/F11 allows you to maintain factory airflow parameters and fitment to the front-end structure. This means:

• proper cooperation with the air conditioning and diesel engine cooling system,
• appropriately selected operating characteristics in terms of speed and efficiency,
• compatibility with factory mounts and shrouds.

For the user, this translates into stable air conditioning operation and a reduced risk of overheating components in the front area of the vehicle.

Installation and operational characteristics

The air conditioning fan designed for the BMW F10/F11 is a structure adapted to the serial mounting points in these models. This facilitates installation and limits the need for additional modifications. The element has been designed to work in demanding thermal conditions typical for diesel engines, which helps maintain an appropriate performance reserve on hot days.

As an original BMW component, the fan is optimized for cooperation with the factory electrical installation and control system, which helps avoid problems with incorrect rotational speed or errors in the vehicle's diagnostic system.

Product condition and practical application

The offered air conditioning fan is a secondary market component, which allows for an economical repair of the system while maintaining the manufacturer's original specifications. This is a good solution in situations where the existing fan has suffered mechanical damage, operational wear, or has stopped working at full efficiency. Replacing it with an original used component helps restore stable cooling of the air conditioning system without the need to invest in a new subassembly.

Related elements and technical knowledge expansion

If you are planning a comprehensive repair or upgrade of the cooling and air conditioning area in your BMW and need other elements from the same group, such as additional fans, shrouds, or brackets, check the available parts in the Other BMW category.

To compare solutions used in different brands and engine versions, including sports variants, it is worth familiarizing yourself with the analysis of the construction of power units, brakes, and chassis in competing models – you will find a detailed discussion in the article Audi RS vs other models – what is hidden under the hood and chassis?.