Four Seasons 36980 Thermal Fan Clutch Reverse Rotation

The Four Seasons 36980 is a standard duty thermal fan clutch engineered for reliable engine cooling performance. This precision-machined component automatically engages and disengages the cooling fan based on engine temperature, improving cooling system efficiency while reducing unnecessary fan operation and noise.

Key Features:

• Reverse rotation (counter-clockwise) thermal fan clutch design
• Durable aluminum construction for superior heat dissipation
• Non-electronic standard duty design for dependable operation
• Flange mounting type with 4 bolt holes (5/16-18 thread size)
• Maximum clutch diameter of 5.99 inches
• Fan bolt circle diameter of 3.25 inches
• Meets or exceeds OEM specifications
• Direct replacement for original equipment

Technical Specifications:

• Clutch Type: Standard duty thermal, non-electronic
• Material: Raw aluminum
• Overall Diameter: 5.99 inches (152.1 mm)
• Overall Height: 3.11 inches (79 mm)
• Mount Diameter: 2.6 inches (66 mm)
• Distance from Clutch to Mounting Flange: 1.53 inches
• Pilot Diameter: 0.63 inches
• Pilot Depth: 1.03 inches (26.2 mm)

As part of the SMP Temperature Control Division, Four Seasons is the largest aftermarket mobile climate control parts supplier in the industry. Each fan clutch is tested, validated, and inspected before shipment to ensure quality performance and proper fit. This clutch provides the correct engagement temperature to maintain optimal engine cooling while maximizing fuel efficiency.