Perma-Cool Flex Fan Mechanical Cooling Fan 18" Fan 6 Blade 5/8" Pilot - Red Anodize/Black Center 726007 Maintain factory ride qualityVehicle Applications: Size:Large/X-Large Windshield Mounting Bolt Pattern 2 QRP50-820

Maintain factory ride qualityVehicle Applications: 1999-2006 Chevrolet Silverado/Sierra 1500 (All Cabs) 00-06 Tahoe/Suburban/Avalanche (2WD/4WD) 2" Drop SpindleVehicle Applications: 1999-2006 Chevrolet Silverado/Sierra 1500 (All Cabs) 00-06 Tahoe/Suburban/Avalanche (2WD/4WD) 2" Drop Spindle

angle: 23 °

5mm thread sizes

06 in Thick

Perma Cool Flex Fan Mechanical Cooling Fan 18" Fan 6 Blade 5 8" Pilot Red Anodize Black Center 726007 Maintain factory ride qualityVehicle Applications: Size:Large X Large Windshield Mounting Bolt Pattern 2 QRP50 820 Maintain factory ride qualityVehicle Applications: 1999 2006 Chevrolet Silverado Sierra 1500 (All Cabs) 00 06 Tahoe Suburban Avalanche (2WD 4WD) 2" Drop SpindleVehicle Applications: 1999 2006 Chevrolet Silverado Sierra 1500 (All Cabs) 00 06 Tahoe Suburban Avalanche (2WD 4WD) 2" Drop Spindle angle: 23 °