Four Seasons 36946 Engine Cooling Fan Clutch

Heavy Duty Thermal Fan Clutch for Jeep and Dodge

The Four Seasons 36946 is a heavy duty thermal engine cooling fan clutch built for reverse rotation applications. It is a new, non-electronic aluminum unit with a 7.2-inch maximum diameter and a 4-bolt mounting pattern for direct replacement service on select Jeep TJ, Jeep Wrangler, and Dodge Ram applications.

Key Features

• Heavy duty thermal fan clutch design for engine cooling control
• Reverse rotation configuration for listed applications
• Aluminum construction with raw aluminum finish
• Non-electronic clutch type
• 4 bolt holes and 4 mounting holes
• 7.2-inch clutch maximum diameter
• 1.75-inch distance from clutch to mounting flange
• Meets or exceeds OEM requirements
• Performance rated and new construction

Product Details

Four Seasons Fan Clutch 36946 is part of the Four Seasons Fan Clutch line and is engineered as a thermal, heavy duty replacement for cooling systems that rely on viscous fan engagement. The aluminum body, 3.25-inch fan bolt circle, 1.44-inch mount diameter, and 1.18-inch pilot diameter support proper fitment on listed vehicles. This part cross-references Hayden 2771 and Gates 22160 for the same application. Compatible with select Jeep TJ and Jeep Wrangler models, as well as Dodge Ram 1500, Ram 2500, Ram 3500, Ramcharger, B150/B250/B350, and Ram van applications listed below.

What It Helps Address

• Engine overheating caused by a worn or weak fan clutch
• Delayed fan engagement in thermal cooling systems
• Excessive fan noise from a failing clutch assembly
• Reduced cooling performance during towing or heavy-duty use
• Cooling system inconsistency on reverse rotation setups

Installation Notes

Verify reverse rotation, mounting style, and bolt pattern before installation. Mounting hardware is not included. Confirm the vehicle uses the listed heavy duty thermal fan clutch configuration, including any notes for thread-on fan clutch or max cooling exclusions. Fits 2000-2004 Jeep TJ, N/A; Fits 2005 Jeep TJ, N/A; Fits 2006 Jeep TJ, N/A; Fits 2000-2004 Jeep Wrangler, N/A; Fits 2005 Jeep Wrangler, N/A; Fits 2006 Jeep Wrangler, N/A; Fits 1994-2001 Dodge Ram 1500, N/A; Fits 2000-2002 Dodge Ram 1500, N/A; Fits 1995-1998 Dodge B1500, N/A; Fits 1992-1994 Dodge B150, N/A; Fits 1995-1998 Dodge B2500, N/A; Fits 1992-1994 Dodge B250, N/A; Fits 1995-1998 Dodge B3500, N/A; Fits 1993-1994 Dodge B350, N/A; Fits 1996-2002 Dodge Ram 2500 Van, N/A; Fits 2001-2002 Dodge Ram 2500, N/A; Fits 1996-2002 Dodge Ram 3500 Van, N/A; Fits 2001-2002 Dodge Ram 3500, N/A; Fits 2000-2001 Dodge Ramcharger, N/A.

Quality Assurance

Four Seasons 36946 is a new, performance-rated fan clutch that meets or exceeds OEM specifications for the listed applications. It is built for heavy duty service in cooling systems that require thermal fan control.