Hayden 2902 Engine Cooling Fan Clutch

Hayden 2902 Severe Duty Fan Clutch

The Hayden 2902 is a thermal, reverse-rotation engine cooling fan clutch built for severe-duty truck cooling demands. It is a non-electronic aluminum fan clutch with a 6.45-inch maximum diameter, 4-bolt mounting pattern, and OE-style fitment for select Dodge Ram 1500, Ram 2500, and Ram 3500 applications.

Key Features

• Severe Duty & Truck Fan Drive thermal clutch for demanding cooling systems
• Reverse rotation design for confirmed Dodge Ram applications
• Aluminum construction with raw aluminum finish
• 4-bolt, hex mounting type with 5/16-18 hole thread
• Non-electronic design with thermal engagement
• Meets or exceeds OEM requirements
• Performance rated for severe-duty use
• Cross-references Dorman HELP 46021 and Gates 22168 for the same application

Product Details

Hayden Fan Clutch 2902 is part of the Hayden Fan Clutch line, a cooling-focused product range for vehicles that need dependable fan drive control under load. This thermal fan clutch uses reverse rotation and a severe-duty style to match the cooling needs of select Dodge Ram trucks, including 2003-2004 Ram 1500, Ram 2500, and Ram 3500 without heavy duty cooling, plus 2005-2008 Ram 1500, Ram 2500, and Ram 3500 configurations noted for heavy duty cooling or without the snow plow package. The compact 6.45-inch clutch diameter, 1.44-inch mount diameter, and 3.25-inch fan bolt circle support OE-style replacement service.

Vehicle Fitment

• Fits 2005-2008 Dodge Ram 1500, N/A — Reverse Rotation; Severe Duty Thermal Fan Clutch; w/ Heavy Duty Cooling; Fan Clutch
• Fits 2005-2008 Dodge Ram 2500, N/A — Reverse Rotation; Severe Duty Thermal Fan Clutch; w/o Snow Plow Package; Fan Clutch
• Fits 2005-2008 Dodge Ram 3500, N/A — Reverse Rotation; Severe Duty Thermal Fan Clutch; w/o Snow Plow Package; Fan Clutch
• Fits 2003-2004 Dodge Ram 1500, N/A — Reverse Rotation; Severe Duty Thermal Fan Clutch; w/o Heavy Duty Cooling; Fan Clutch
• Fits 2003-2004 Dodge Ram 2500, N/A — Reverse Rotation; Severe Duty Thermal Fan Clutch; w/o Heavy Duty Cooling; Fan Clutch
• Fits 2003-2004 Dodge Ram 3500, N/A — Reverse Rotation; Severe Duty Thermal Fan Clutch; w/o Heavy Duty Cooling; Fan Clutch

Common Cooling Issues This Part Addresses

• Engine fan engagement that no longer matches temperature demand
• Cooling performance loss in stop-and-go or towing conditions
• Excessive fan freewheeling or inconsistent fan drive response
• Overheating concerns tied to a worn thermal fan clutch
• Noisy or inefficient fan operation on severe-duty truck cooling systems

Installation Notes and Tips

Verify reverse-rotation application, fan bolt circle, pilot dimensions, and mounting style before installation. This Hayden 2902 uses a hex mounting type and does not include mounting hardware. Confirm the vehicle’s cooling package and application notes for your Dodge Ram 1500, Ram 2500, or Ram 3500 before replacement.

Quality Assurance

This fan clutch is new, performance rated, and marked as meeting or exceeding OEM requirements. The Hayden 2902 is built as a severe-duty thermal replacement for truck cooling service and is intended to match the specified OE application dimensions and rotation requirements.