Hayden 2843 Engine Cooling Fan Clutch

Hayden 2843 Severe Duty Fan Clutch

Hayden 2843 is a thermal engine cooling fan clutch built for reverse-rotation severe-duty truck and van cooling systems. It is a non-electronic aluminum unit with a 7.4-inch clutch diameter, 4-bolt mounting pattern, and OEM-style fitment for select Chevrolet Express, Chevrolet Silverado HD, GMC Savana, and GMC Sierra applications.

Key Features

• Thermal, non-electronic fan clutch for severe-duty cooling control
• Reverse rotation design for listed GM truck and van applications
• Aluminum construction with raw aluminum finish
• 7.4-inch clutch diameter and 4.27-inch overall height
• 4-bolt mounting with M8 x 1.25 hole thread pattern
• Meets or exceeds OEM requirements and is performance rated
• Direct replacement part number 2843 for service and repair work

Product Details

This Hayden Fan Clutch line focuses on dependable engine cooling control for demanding duty cycles. Part number 2843 uses a thermal engagement design to regulate fan operation based on temperature, helping maintain proper airflow through the radiator and cooling stack in heavy-use Chevrolet and GMC platforms. The reverse-rotation configuration, 96.8 mm fan bolt circle, 47 mm mount diameter, and 36 mm pilot diameter support accurate replacement on the listed applications. This part cross-references Four Seasons 36786 for the same application.

Vehicle Fitment

• Fits 2006-2009 Chevrolet Express 2500, N/A — reverse rotation severe duty thermal engine cooling fan clutch.
• Fits 2006-2009 Chevrolet Express 3500, N/A — reverse rotation severe duty thermal engine cooling fan clutch.
• Fits 2001-2005 Chevrolet Silverado 2500 HD, N/A — reverse rotation severe duty thermal engine cooling fan clutch.
• Fits 2001-2005 Chevrolet Silverado 3500, N/A — reverse rotation severe duty thermal engine cooling fan clutch.
• Fits 2006-2009 GMC Savana 2500, N/A — reverse rotation severe duty thermal engine cooling fan clutch.
• Fits 2006-2009 GMC Savana 3500, N/A — reverse rotation severe duty thermal engine cooling fan clutch.
• Fits 2001-2005 GMC Sierra 2500 HD, N/A — reverse rotation severe duty thermal engine cooling fan clutch.
• Fits 2001-2005 GMC Sierra 3500, N/A — reverse rotation severe duty thermal engine cooling fan clutch.

Common Cooling Issues It Addresses

• Engine temperature rise during towing, hauling, or stop-and-go driving
• Reduced fan engagement from a worn thermal clutch
• Cooling fan noise caused by clutch wear or internal failure
• Inconsistent airflow through the radiator and condenser
• Overheating complaints on Chevrolet Silverado HD and GMC Sierra heavy-duty trucks

Installation Notes

Verify reverse rotation, bolt pattern, pilot dimensions, and fan bolt circle before installation. Mounting hardware is not included, so reuse or source the correct hardware for the application. Confirm clearance at the clutch-to-mounting flange depth and inspect the fan blades, water pump area, and surrounding cooling components during service. For Chevrolet Express, GMC Savana, Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500, GMC Sierra 2500 HD, and GMC Sierra 3500 repairs, match the original thermal clutch style and mounting dimensions to ensure proper operation.

Quality Assurance

Hayden 2843 is a new, performance-rated replacement fan clutch that meets or exceeds OEM requirements. Its severe-duty thermal design and aluminum construction support reliable service in demanding cooling applications.