Brand: Derale Cooling Products Manufacturer's Part Number: 16821 Part Type: Fans， Electric Product Line: Derale High-Output Single RAD Fan and Shroud Kits Summit Racing Part Number: DER-16821 UPC: 083277168215 Puller: Yes Pusher: No Fan Diameter (in.): 17.00 in. Fan CFM Range: 2，400-2，499 Maximum Fan CFM: 2，400 cfm Fan Quantity: Single Electric Motor Type: Brushed Height (in.): 17.625 in. Width (in.): 20.750 in. Thickness (in.): 3.000 in. Number of Blades: 11 blades Blade Material: Plastic Blade Color: Black Shroud Color: Natural Shroud Material: Aluminum Amp Draw: 23.50 amps Air Conditioning Relay Included: No Mounting Brackets Included: Yes Mounting Hardware Included: Yes Quantity: Sold individually. Notes: 2-speed motor， low speed draws 17.4 amps at 1，800 cfm， high speed draws 23.5 amps at 2，400 cfm. Derale High-Output Single RAD Fan and Shroud Kits Derale high-output single RAD fan and shroud kits eliminate the need for fuel and horsepower-robbing， belt-driven fans. These primary cooling fans are designed to provide maximum performance at high static-pressure loads for highly effective cooling! Their ultra-quiet patented skewed-blade design and 265 watt 2-speed motors allow these fans to smoothly pull large amounts of air to your engine. RAD fan shrouds are constructed from aircraft-quality aluminum with a natural satin finish that can be painted， anodized， or polished to your liking. Derale Performance high-output single RAD fan and shroud kits come complete with mounting hardware and instructions.