Four Seasons 46121 Engine Cooling Fan Clutch

Electronic Fan Clutch for Nissan and Infiniti

Four Seasons 46121 is an electronic engine cooling fan clutch built for severe-duty service and OE-style replacement needs. It uses an aluminum housing, reverse rotation operation, and an electro-viscous design to help maintain proper cooling fan control in demanding driving conditions.

Compatible With select INFINITI QX80, QX56, and Nissan Armada, TITAN, TITAN XD, NV2500, and NV3500 applications, this Four Seasons Fan Clutch 46121 is built to meet or exceed OEM requirements.

Key Features

• Electronic, electro-viscous fan clutch design
• Reverse rotation application
• Aluminum construction with raw aluminum finish
• Severe-duty style for demanding cooling system service
• Flange mount with 4-bolt, M6x1.000 thread pattern
• Male terminal connection
• Meets or exceeds OEM specifications
• New part, performance rated

Product Details

The Four Seasons 46121 engine cooling fan clutch is engineered for vehicles that rely on electronic fan control to regulate airflow through the radiator and condenser. With an overall diameter of 8.38 inches, a 3.31-inch mount diameter, and a 4.34-inch overall height, it is built around the dimensions required for the listed Nissan and INFINITI applications. The reverse-rotation setup and electronic clutch type make it a direct-match solution for the specified cooling system configurations. This part cross-references Gates 22343 for the same application.

Four Seasons Fan Clutch 46121 is a practical replacement choice for drivers searching for a 2020-2024 INFINITI QX80 fan clutch, a 2021-2024 Nissan Armada electronic fan clutch, or a 2021-2024 Nissan TITAN cooling fan clutch. It also covers earlier reverse-rotation applications including 2011-2013 INFINITI QX56 and 2014-2019 INFINITI QX80.

Common Problems This Part Can Address

• Cooling fan not engaging at the correct time
• Engine temperature running higher than normal
• Reduced airflow through the radiator at low speed or idle
• Fan clutch noise or inconsistent fan operation
• Cooling performance issues on reverse-rotation electronic systems

Installation Notes and Tips

Verify the vehicle’s fan clutch style, reverse rotation requirement, bolt pattern, and electrical terminal configuration before installation. Confirm the 4-bolt flange mount, M6x1.000 thread, and pilot dimensions against the original part. Mounting hardware is not included, so reuse or source the correct hardware as needed. Always inspect the fan assembly, belt drive components, and surrounding cooling system parts during replacement.

Quality Assurance

Four Seasons 46121 is a new, performance-rated fan clutch that meets or exceeds OEM specifications for the listed applications. Its severe-duty construction and electronic control design support reliable cooling system service in compatible Nissan and INFINITI models.