Four Seasons 46103 Engine Cooling Fan Clutch

Four Seasons 46103 Fan Clutch for Sprinter Cooling

The Four Seasons Fan Clutch 46103 is a new thermal engine cooling fan clutch built for OE replacement use on select Mercedes-Benz Sprinter applications. It uses an aluminum construction, heavy-duty style, and reverse rotation design to support proper fan engagement in demanding cooling systems.

For Mercedes-Benz Sprinter 2500, Sprinter 3500, and Sprinter 3500XD models, this fan clutch is built to match the original thermal control strategy and help maintain consistent engine temperature under load. Four Seasons Fan Clutch line parts are focused on direct-fit cooling system service, and part number 46103 follows that approach for application-specific replacement.

Key Features

• Thermal fan clutch design for engine-driven cooling fan control
• Aluminum construction with raw aluminum finish
• Heavy-duty style for standard cooling system service
• Reverse rotation configuration
• Center bolt hole mounting type
• OE replacement and meets/exceeds OEM specifications
• Performance rated and new, not remanufactured
• Fan molded to clutch design

Detailed Description

Four Seasons 46103 is an engine cooling fan clutch engineered as a thermal unit with a 17.13-inch maximum diameter, 2.16-inch overall height, and 0.41-inch pilot diameter. The aluminum body and center bolt hole mounting layout support a direct replacement approach for the factory cooling fan assembly. This part cross-references Dorman - HELP 46103 for the same application.

Compatible with Mercedes-Benz Sprinter cooling system service, this fan clutch is listed for 2014-2016 Sprinter and Sprinter 2500, 2017 Sprinter, Sprinter 2500, and Sprinter 3500, plus 2020-2023 Sprinter 2500, Sprinter 3500, and Sprinter 3500XD applications. If you are replacing a worn Mercedes-Benz Sprinter fan clutch, Four Seasons 46103 provides a direct-fit thermal replacement path.

Common Problems This Part Can Address

• Fan clutch that no longer engages at the correct temperature
• Cooling fan noise from a worn thermal clutch
• Engine temperature fluctuation during stop-and-go driving
• Reduced cooling performance under towing or heavy-duty use
• Factory fan clutch wear on Mercedes-Benz Sprinter cooling systems

Installation Notes and Tips

Verify reverse rotation before installation and confirm the fan is molded to the clutch as specified for this application. Check the pilot diameter, mounting style, and overall dimensions against the original unit before service. Mounting hardware is not included, so reuse or source the correct hardware as needed for the vehicle.

For best results, inspect the fan blade, belt drive components, and surrounding cooling system parts during replacement. This helps ensure the new fan clutch operates correctly in Mercedes-Benz Sprinter 2500, Sprinter 3500, and Sprinter 3500XD applications.

Quality Assurance

Four Seasons 46103 is a new OE replacement fan clutch that meets or exceeds OEM requirements and is performance rated for cooling system service. The Four Seasons Fan Clutch line is built for application-specific fitment and dependable thermal operation.