Hayden 3400 Engine Cooling Fan Clutch

Hayden 3400 Electronic Fan Clutch

The Hayden 3400 is a severe duty electronic engine cooling fan clutch built for controlled fan engagement and consistent cooling performance. It is engineered for Ram 2500 and Ram 3500 applications that require an electronic fan clutch with OE-style fitment and function.

Key Features

• Electronic severe duty fan clutch for engine cooling control
• Aluminum construction with raw aluminum finish
• 9.05 in. overall diameter and 4.7 in. overall height
• 6-bolt, 6-hole mounting layout with HEX mount type
• M6 x 1.0 stud thread and male terminal connection
• Reverse rotation design
• Meets or exceeds OEM requirements
• New unit from Hayden Fan Clutch line

Product Details

Hayden Fan Clutch products are backed by more than 45 years of automotive cooling experience, and the 3400 reflects that focus with an electronic clutch design for demanding cooling systems. This Hayden 3400 fan clutch uses an aluminum body, severe duty rating, and reverse rotation configuration to match the needs of late-model Ram heavy-duty trucks. It cross-references Four Seasons 46155 for the same application.

Compatible With 2019-2025 Ram 2500 and 2019-2025 Ram 3500, this part is a direct-fit engine cooling fan clutch for vehicles equipped with an electronic fan clutch setup. The 3400 part number is also referenced in aftermarket interchange listings for OE-style replacement needs.

What It Helps Address

• Fan clutch engagement problems that affect engine temperature control
• Cooling fan operation that is inconsistent or delayed
• Overheating concerns under towing or heavy-load driving
• Noise or drivability issues related to a worn fan clutch
• Replacement needs for an electronic severe duty cooling system

Installation Notes

Verify the reverse rotation, electronic terminal type, mounting diameter, and bolt pattern before installation. Confirm the vehicle uses the correct Ram 2500 or Ram 3500 electronic fan clutch application, and compare the existing unit’s dimensions and connector style to the Hayden 3400. Professional installation is recommended for proper cooling-system operation.

Quality Assurance

Hayden engineers and tests its cooling components to meet OE-level expectations, and this fan clutch is listed as meeting or exceeding OEM requirements. The Hayden 3400 is a new severe duty replacement built for dependable service in Ram heavy-duty cooling applications.