Condition: Open box, No signs of usage Dimensions: See pictures for Radiator Dimensions Shipping Dimensions: 28.5” x 7” x 23.5” ( 15.5lbs) Sku: R5-010523-SM1 Product info- 3 Row Aluminum Radiator for GMC CC100 Base 1(contact info removed) 3.7 L6 GAS compatible with GMC C series and K Series. GMC CC100 Base 1(contact info removed) 3.7 L6 GAS KKS Motorsports Radiators have three rows of 5/8" tubes. Their cooling capacity is approximately 550 to 850 horsepower depending on core size. Each radiator is made with factory style molded tanks and galvanized for corrosion protection to ensure superior quality and longevity. All KKS Motorsports Radiators are built with 100% tig welded seams and manufactured with brazed core technology with absolutely no epoxy. 100% All Aluminum Performance Radiators. Molded Tanks. 100% Tig Welded. Brazed Core Technology. Radiator Cap & Petcock Drain Plug Included. Galvanized For Corrosion Protection. Superior Quality - Affordable Price Item Spec: Surface Finish Galvanized For Corrosion Protection. Core Dimensions 16.85 x 20.75 x 2.2 . Upper Hose Hose 1-5/16 . Lower Hose Hose 1-9/16 . Trans Cooler Yes. Overall Dimensions 20.27 x 26.18 . 3 Row Core Thickness 2.20.