KLM stocks Flex-a-Lite Diesel Truck Fans. For more information about Flex-a-Lite Products, please visit our main Flex-a-Lite page, or use the following shortcuts:
Dodge Truck Fans, Ford Truck Fans,
GMC Truck Fans, Installation, FAQs, and Warranty.

Flex-a-Lite GMC Diesel Truck Fans Include: Complete Fan Assembly Variable Speed Control Complete Mounting Kit Complete Wiring Kit Installation Instructions

The Flex-a-Lite 284 GMC Diesel Electric Truck Fan works on both the 6.6L LB7 and LLY Duramax motors.

The Flex-a-Lite 284 Chevy/GMC Diesel
Electric Cooling Fan will:

• Boost your fuel mileage
• Recover up to 27 HP
• Increase torque by 34 ft-lb.
• Eliminate your stock clutch fan!

The 284 Flex-a-Lite Cooling Fan for the
2001 -2005 GMC Diesel Truck Fan
installs in approximately 4 hours.

Features of the Flex-a-Lite 284 GMC Diesel Truck Fan:

• Dual 15" S-blades move 6000 CFM!
• Includes new Variable Speed Control (60% to 100% depending on cooling required)
• Better fuel Mileage
• Increased Horsepower
• Cooler AC output
• Quicker warm-up & cool-down
• Works on Diesel applications up to 18,000 GVW

Specifications of the Flex-A-Lite Full Size Diesel Truck Electric Cooling Fan 284:

• Mounting Surface Requirement - 31.875" L x 17" H x 4.50" W
• Glass Reinforced injection molded shroud
• Fan Diameter - Dual 15" S-blades
• Adjustable Thermostat & AC Relay - Yes

This Flex-a-Lite GMC Diesel Truck Fan draws 28 to 36 amps.
The 284 flexalite Chevy/GMC Diesel Truck Fan flows 3300 to 6000 CFM.
Flex-a-Lite 284 Diesel truck cooling fan for the 2001 to 2005 GMC Diesel features a Variable Speed Control.
This 284 Flex-a-Lite Chevy/GMC Diesel Truck Fan is not recommended for primary diesel engine cooling when the combined gross vehicle weight exceeds 18,000 lbs.
Flexalite GMC Diesel Truck Fan is Made IN THE USA!