BMW 5 6 Series F10 F11 F12 Engine Radiator Cooling Fan Motor Relay 400W 7575682

BMW 5 6 Series F10 F11 F12 Engine Radiator Cooling Fan Motor Relay 400W is an original cooling system component designed for installation in the front section of the vehicle. It ensures stable fan operation, supporting the maintenance of optimal operating temperatures for the engine and components located at the front of the car. Thanks to its factory-fit design for the BMW 5 and 6 Series (F10, F11, F12), it serves as a practical service solution for demanding users.

Specifications and technical data

• SKU: 8509740-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8509740
• Substitutable numbers: 17428509740, 8509740, 17417589031, 7589031, 17427804620, 7804620, 7575682
• Location on the vehicle: Front
• Category: Caps

Purpose and function in the vehicle

The BMW 5 6 Series F10 F11 F12 Engine Radiator Cooling Fan Motor Relay 400W is responsible for driving the fan located in the front area of the engine compartment. Its task is to effectively force airflow through the radiator and other heat exchangers, which translates into stable thermal conditions during city driving, in traffic jams, and under higher loads.

Its location in the front area of the vehicle allows for direct cooperation with the cooling and air conditioning systems, as well as precise control of the fan speed by the vehicle's electronics. This solution is particularly important in modern BMW models, where temperature management affects performance, fuel consumption, and component durability.

Compatibility with BMW F10, F11, F12

The presented component has been designed for the BMW F-series platform, which means structural compatibility with the mounts, wiring harness, and cooling system characteristics of these models. As a result, installation is straightforward, with no need for modifications or adaptations.

The motor is matched to the front body architecture, facilitating its integration with existing equipment, the fan shroud, and covers. This solution allows for maintaining factory airflow and proper cooling of critical components, which is important both in daily use and during dynamic driving.

Technical and installation characteristics

A rated power of 400W provides an adequate performance reserve for the cooling system in BMW 5 Series and 6 Series vehicles on the F platform. This configuration enables efficient heat dissipation even at high ambient temperatures and under intensive engine load.

The motor is adapted to operate in the demanding conditions of the vehicle's front section, where variable temperatures, moisture, and road debris are present. The design, intended for installation in the original mounting location, facilitates service and reduces the time required for replacement, which is beneficial for both workshops and individual users.

Condition, origin, and benefits of use

The offered component comes from the BMW line, which means it maintains factory standards of workmanship, geometry, and operating parameters. The used nature of the product allows for an economical restoration of the cooling system's efficiency while maintaining compliance with the vehicle manufacturer's solutions.

Using an original fan motor in the front of the car translates into:

• stable cooling system operation across a wide range of loads,
• proper cooperation with the vehicle's control electronics,
• maintenance of factory airflow characteristics through the radiator and heat exchangers,
• reduced risk of improper installation compared to universal parts.

Further upgrades within the bodywork

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

If you are interested in a broader approach to servicing using second-hand parts and want to better understand the economic and technical benefits of such a solution, it is worth reading the guide: Smart Skoda servicing – why second-hand parts are the best choice for your wallet.