Compatibility Vehicle: 2003-2005 Lexus GX470 2003-2004 Toyota 4Runner 2001-2005 Toyota Sequoia 2003-2005 Toyota Tundra About Cooling Fan Clutch: -OE design to ensure exact fit, form and function for an easy drop-in installation; -ISO 9001 certified manufacturing plants; -Material: Metal -Built to strict quality control standards; How to Replace the Cooling Fan Clutch? Step 1: Checking your fan clutch for problems. A fan clutch in good working order will have a fair amount of resistance when spun free handedly. Step 2: Remove the fan shroud. Step 3: Remove the fan. .