Cold Case Radiators GMT556A-1 Features:

1977-1987 Chevy/GMC Pickup Truck 19 inch High Aluminum Performance Radiator. AT Cars. For taller 21 inch version, see GMT556A-21. Upper hose 1.25 inch and Lower 1.5 inch. See GMT556A for other configuration.These COLD-CASE radiators are Tig welded 100 percent aluminum and absolutely beautiful. Don't buy a 3 or 4 row aluminum radiator! It doesn't cool as good as these oversize 2 row models.These radiators are original appearing and have the correct stamping. Once painted, you'd be hard pressed to find a difference over an original versus a COLD-CASE.Details:100 percent TIG weldedAll AluminumPolished OE style tanks16 fins per inchCorrugated fins that give more surface area and more thermal transferPressure testedFor Automatic transDirect fitment for 77-87 GM Truck w/ 1.5 inch LowerOld Part Number: RPE556Radiator Specs:Core Height 17.2 inchCore Width 28.35 inchOverall Height 18.6 inchOverall Width 34.15 inchOverall Thickness 3 inchUpper Hose 1.25 inchLower Hose 1.5 inchTubes (2) 1.25 inch TubesTrans Cooler Fitting: 5/16 inch Inverted Flare