Four Seasons 46051 Engine Cooling Fan Clutch

Four Seasons 46051 Severe Duty Fan Clutch

The Four Seasons 46051 is a thermal engine cooling fan clutch built for severe-duty service and reverse rotation applications. It is a new, non-electronic aluminum fan clutch that meets or exceeds OEM requirements and is performance rated for demanding cooling-system operation.

Key Features

• Brand: Four Seasons Fan Clutch
• Part number: 46051
• Thermal, non-electronic severe-duty fan clutch
• Reverse rotation (REV) design
• Aluminum construction with raw aluminum finish
• 4-bolt / 4-mount-hole configuration
• Mounting type: HEX
• Fan bolt circle: 3.25 in. (82.6 mm)
• Clutch maximum diameter: 6.45 in. (163.8 mm)
• Overall height: 3.25 in. (82.6 mm)
• Meets or exceeds OEM specifications

Product Details

Four Seasons Fan Clutch 46051 is a severe-duty thermal clutch engineered for Jeep cooling-system applications that require reverse rotation operation. The aluminum body, 1.5 in. clutch-to-mounting-flange distance, 1.44 in. mount diameter, and 1.18 in. pilot diameter support a precise fit on the specified vehicles. This part cross-references Dorman - HELP 46051 for the same application.

Compatible With Jeep Grand Cherokee, Jeep Liberty, and Jeep Commander applications listed below, this fan clutch is a direct-fit cooling component for vehicles using a reverse-rotation engine cooling fan clutch. It is a practical replacement for drivers addressing heat management concerns in towing, severe-duty, or high-performance cooling setups. Part number 46051 is also referenced in aftermarket interchange listings for related Jeep cooling-system service.

Common Cooling Issues It Can Address

• Engine running hotter than normal at idle or low speed
• Reduced fan engagement in severe-duty or towing conditions
• Cooling fan noise or inconsistent clutch operation
• Loss of airflow through the radiator at operating temperature
• Cooling-system performance concerns on reverse-rotation fan setups

Installation Notes and Tips

• Verify reverse rotation and thermal clutch requirements before installation.
• Confirm the 4-bolt mounting pattern, 3.25 in. fan bolt circle, and pilot dimensions match the original unit.
• Mounting hardware is not included.
• Inspect the fan, water pump area, and surrounding cooling components during replacement.
• Use the vehicle service procedure for proper torque and clearance checks.

Quality Assurance

This Four Seasons fan clutch is new, performance rated, and built to meet or exceed OEM specifications. It is part of the Four Seasons Fan Clutch line, which focuses on replacement cooling components for service applications requiring dependable thermal fan control.

Vehicle Fitment

• Fits 2010 Jeep Grand Cherokee, N/A, Optional Duty Thermal Fan Clutch; Fan Clutch
• Fits 2009-2010 Jeep Liberty, N/A, Optional Duty Thermal Fan Clutch; Fan Clutch
• Fits 2009 Jeep Commander, N/A, Severe Duty Thermal Fan Clutch; Fan Clutch
• Fits 2005-2009 Jeep Grand Cherokee, N/A, High performance reverse rotation engine cooling fan clutch.; Fan Clutch
• Fits 2006-2008 Jeep Commander, N/A, High performance reverse rotation engine cooling fan clutch.; Fan Clutch
• Fits 2006 Jeep Liberty, N/A, High performance reverse rotation engine cooling fan clutch.; Fan Clutch
• Fits 2005 Jeep Liberty, N/A, Reverse Rotation; Severe Duty Thermal Fan Clutch; w/ Tow Package; Fan Clutch