Four Seasons 45785 Engine Cooling Fan Clutch Bearing Bracket

Four Seasons 45785 Pulley Bracket Overview

Four Seasons 45785 is an engine cooling fan clutch bearing bracket in the Pulley Bracket line. It is built from aluminum and steel with a grey finish and is shaped as a fan pulley bracket for direct replacement use on select Toyota and Lexus applications.

Key Features

• Engine cooling fan clutch bearing bracket for pulley-mounted cooling system service
• Aluminum / steel construction for strength and corrosion resistance
• Grey finish
• Bracket style with fan pulley type design
• 5 mounting holes with .32 in mounting hole diameter
• 6.32 in width and .18 in thickness
• Gasket or seal not included

Product Details

The Four Seasons Pulley Bracket line focuses on replacement hardware for belt and cooling system applications. Part number 45785 is a fan pulley bracket used in cooling fan clutch bearing setups, with a form factor that matches the mounting layout required by the application. This part cross-references Hayden 5785 for the same application. It is a practical replacement choice for Lexus GX470, Lexus LX470, Toyota 4Runner, Toyota Sequoia, Toyota Tundra, and Toyota Land Cruiser models where the original pulley bracket has worn, cracked, or no longer aligns correctly. Four Seasons 45785 is also referenced by OE-style interchange numbers including 409329 and 1540489.

Fitment

• Fits 2004-2009 Lexus GX470, Pulley Bracket
• Fits 2004-2007 Lexus LX470, Pulley Bracket
• Fits 1998-1999 Lexus LX470, Pulley Bracket
• Fits 1990-2000 Lexus LS400, Pulley Bracket
• Fits 2004-2009 Toyota 4Runner, Pulley Bracket
• Fits 2004-2009 Toyota Sequoia, Pulley Bracket
• Fits 2004-2009 Toyota Tundra, Pulley Bracket
• Fits 1998-1999 Toyota Land Cruiser, Pulley Bracket

Common Replacement Reasons

• Broken or bent fan pulley bracket
• Misalignment in the cooling fan clutch bearing assembly
• Noise or vibration from worn bracket mounting points
• Corrosion or fatigue around the pulley support area
• Service replacement during cooling system repair

Installation Notes

Verify bracket orientation, mounting hole spacing, and pulley alignment before installation. Inspect adjacent cooling system components for wear or damage, and confirm that the mounting surface is clean and flat. Because the gasket or seal is not included, reuse or replacement of related sealing components should be confirmed separately based on the vehicle service procedure.

Quality Assurance

Four Seasons supplies replacement parts for belt and cooling system service, and this bracket is built with aluminum and steel construction to match the demands of fan pulley support applications. Confirm fitment by vehicle year, make, model, and cooling system configuration before ordering.