Four Seasons 46158 Engine Cooling Fan Clutch

Four Seasons 46158 Severe Duty Fan Clutch

The Four Seasons 46158 is an electronic severe duty fan clutch built for heavy-duty cooling control in late-model Ford Super Duty applications. It is engineered with an aluminum housing and standard rotation to support consistent fan engagement in demanding truck use.

Compatible With 2023-2025 Ford F-250 Super Duty and 2023-2025 Ford F-350 Super Duty, this fan clutch is a direct-fit cooling component for vehicles that require a severe duty truck fan drive.

Key Features

• Electronic severe duty fan clutch for truck cooling systems
• Aluminum construction with raw aluminum finish
• Standard rotation design
• 4-bolt hole and 4-mounting-hole configuration
• Hex mounting type with M6 x 1.0 stud thread
• 9.39 in maximum diameter and 4.52 in overall height
• Meets or exceeds OEM requirements
• Performance rated for severe duty service

Product Details

Four Seasons Fan Clutch 46158 is part of the brand’s Fan Clutch line, which focuses on cooling components for service replacement applications. This electronic unit is specified as a severe duty and truck fan drive style, making it a practical choice for Ford F-250 Super Duty and Ford F-350 Super Duty models that need controlled fan operation under load. The part number 46158 is also referenced in interchange listings for Anchor 3244 and OE cross-reference PC3Z8A616C.

Built to meet or exceed OEM standards, this fan clutch is designed around the listed fan bolt circle of 8.66 in (219.96 mm) and overall diameter of 9.36 in (237.74 mm). Four Seasons states its cooling products are engineered and tested for long service life, drawing on more than 50 years of mobile A/C and thermal management experience.

Common Cooling Issues This Part Can Address

• Fan clutch engagement problems that affect engine cooling
• Excessive fan noise from a worn cooling fan clutch
• Overheating concerns during towing or heavy-duty operation
• Inconsistent fan drive performance in severe duty use
• Cooling system response issues on Ford Super Duty trucks

Installation Notes

Verify the vehicle’s fan clutch style, rotation, and mounting pattern before installation. This part is listed for standard rotation applications and uses a hex mounting type with male terminal connection. Confirm the fan bolt circle and overall dimensions against the original component on the vehicle before service.

Fits 2023-2025 Ford F-250 Super Duty, N/A. Fits 2023-2025 Ford F-350 Super Duty, N/A.

Quality Assurance

Four Seasons backs this fan clutch with engineering and testing focused on dependable operation in demanding cooling applications. The part is manufactured as a new, performance-rated replacement that meets or exceeds OEM specifications.