3 Row Radiator, All Aluminum & 16" Fan for 1955-1959 Chevy Pickup Trucks, 1955-1959 GMC Pickup Trucks. Radiator Manufactured by Champion Cooling Systems, Part#5559 Core Dimensions: 19 3/8" high x 21 3/4" wide x 2" thick - 3 Row Core Overall Dimensions:	26 3/4" high x 26 1/2" wide x 3" Tank Thickness Hose Locations: In-Center 1 1/2"/Out-Passenger 1 3/4" Trans Cooler Included / Bracket Mount *Includes 16" Polar Ultra Series Fan - Approx 2100cfm total