Hayden 3251 Engine Cooling Fan Clutch

Hayden 3251 Electronic Fan Clutch Overview

The Hayden 3251 is a severe duty electronic engine cooling fan clutch built for demanding cooling systems. It is engineered and tested to handle high heat loads, helping maintain consistent fan operation in heavy-duty service.

Compatible with select Ford Super Duty applications, including 2020 Ford F-250 Super Duty with dual rear wheels and 2020-2022 Ford F-350 Super Duty with dual rear wheels, this fan clutch is a direct-fit cooling component for the specified vehicles.

Key Features

• Electronic fan clutch design for controlled cooling fan engagement
• Severe duty grade for demanding engine cooling conditions
• Raw aluminum finish
• 8.38 in. clutch maximum diameter
• 9.39 in. overall diameter and 4.58 in. overall height
• 4 bolt holes, 4 mounting holes, and 4 bolt quantity
• 8.66 in. fan bolt circle

Product Details

Hayden Fan Clutch 3251 is part of the Hayden Fan Clutch line, a cooling-focused product range backed by more than 45 years of automotive cooling experience. This electronic severe duty fan clutch is built for vehicles that place a higher load on the cooling system, making it a practical replacement for the specified Ford Super Duty diesel and heavy-duty truck applications. Cross-reference part numbers include Four Seasons 46154 and Anchor 3251 for the same application.

Common Cooling System Issues It May Address

• Engine temperature rise during towing or heavy load operation
• Reduced fan engagement from a worn electronic fan clutch
• Cooling fan noise caused by clutch wear or inconsistent operation
• Overheating concerns in severe duty driving conditions
• Loss of proper airflow through the radiator and condenser

Installation Notes and Tips

Verify the vehicle’s fan clutch style, bolt pattern, and dimensions before installation. This part is listed for 2020 Ford F-250 Super Duty with dual rear wheels and 2020-2022 Ford F-350 Super Duty with dual rear wheels; fan clutch. Confirm electronic connector and mounting alignment against the original unit before service.

Quality Assurance

Hayden states that its cooling products are engineered and tested for heat-intensive operation, supported by over 45 years of automotive cooling experience. Part number 3251 is built to meet the demands of severe duty cooling applications.