Four Seasons 46124 Engine Cooling Fan Clutch

Four Seasons 46124 Electronic Fan Clutch

The Four Seasons 46124 is a new electronic engine cooling fan clutch built for severe-duty truck applications. It uses an electro-viscous design with reverse rotation to help maintain proper cooling performance in demanding towing and hauling conditions.

Built from aluminum with a raw aluminum finish, this fan clutch meets or exceeds OEM requirements and is performance rated for direct replacement use on select Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD, and Sierra 3500 HD models.

Key Features

• Electronic, electro-viscous fan clutch design
• Severe-duty and truck fan drive style
• Reverse rotation (REV) application
• Aluminum construction with raw aluminum color
• Meets or exceeds OEM specifications
• Performance rated for demanding cooling systems
• 4-bolt / 4-mount-hole configuration
• Male terminal type
• New part, not remanufactured

Product Details

Four Seasons Fan Clutch 46124 is engineered as an electronic cooling fan clutch for heavy-duty truck cooling systems. The unit measures 9.39 inches in maximum diameter, 5.33 inches overall height, and 3.8 inches from clutch to mounting flange. Additional dimensions include a 2.09-inch mount diameter, 1.83-inch pilot depth, and an 8.66-inch fan bolt circle. The clutch uses M6 x 1.0 stud threads and a hex mounting type for the specified application.

This part cross-references Gates 22342 for the same application. It is a direct-fit replacement for 2011-2014 Chevrolet Silverado 2500 HD and Silverado 3500 HD, plus 2011-2014 GMC Sierra 2500 HD and Sierra 3500 HD. It also fits 2015-2016 Chevrolet Silverado 2500 HD and Silverado 3500 HD, as well as 2015-2016 GMC Sierra 2500 HD and Sierra 3500 HD, with reverse rotation electronic fan clutch requirements.

Common Cooling System Issues

• 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 internal failure
• Inconsistent airflow through the radiator and condenser
• Overheating concerns on severe-duty truck cooling systems

Installation Notes

Verify reverse rotation, electronic control type, bolt pattern, and mounting dimensions before installation. Mounting hardware is not included. Confirm the fan bolt circle, pilot depth, and terminal style match the original unit on your Chevrolet Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 2500 HD, or Sierra 3500 HD before replacement.

Quality Assurance

Four Seasons 46124 is a new, performance-rated fan clutch that meets or exceeds OEM specifications for the listed applications. Four Seasons is a recognized aftermarket brand for cooling system components, and this part is built for severe-duty truck service.