{"product_id":"77-87-chevy-gmc-pickup-truck-21-inch-aluminum-radiator-automatic-transmission-cold-case-radiators-cold-case-radiators-gmt556a21","title":"77-87 Chevy\/GMC Pickup Truck 21 Inch Aluminum Radiator Automatic Transmission Cold Case Radiators  -  COLD-CASE Radiators GMT556A21","description":"\u003cp\u003e1977-1987 Chevy\/GMC Truck Aluminum Performance Radiator.\u003c\/p\u003e\u003cp\u003eThis is the radiator that is 21 Inch high overall. See GMT556A for the 19 Inch high version.\u003c\/p\u003e\u003cp\u003eThese 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.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e100 percent TIG welded\u003c\/li\u003e\n\u003cli\u003eAll Aluminum\u003c\/li\u003e\n\u003cli\u003e2 Rows of 1.25 Inch tubes\u003c\/li\u003e\n\u003cli\u003ePolished OE style tanks\u003c\/li\u003e\n\u003cli\u003e16 fins per inch\u003c\/li\u003e\n\u003cli\u003eCorrugated fins that give more surface area and more thermal transfer\u003c\/li\u003e\n\u003cli\u003ePressure tested\u003c\/li\u003e\n\u003cli\u003eFor automatic trans\u003c\/li\u003e\n\u003cli\u003eDirect fitment for 77-87 GM Truck\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRadiator Specs\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCore Height 18.8 Inch\u003c\/li\u003e\n\u003cli\u003eCore Width 28.35 Inch\u003c\/li\u003e\n\u003cli\u003eOverall Height 21 Inch\u003c\/li\u003e\n\u003cli\u003eOverall Width 34.33 Inch\u003c\/li\u003e\n\u003cli\u003eOverall Thickness 3 Inch\u003c\/li\u003e\n\u003cli\u003eTubes (2) 1.25 Inch Tubes\u003c\/li\u003e\n\u003cli\u003eUpper Hose 1.50 Inch\u003c\/li\u003e\n\u003cli\u003eLower Hose 1.75 Inch\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"COLD-CASE Radiators","offers":[{"title":"Default Title","offer_id":51232071123160,"sku":"GSWT_GMT556A21","price":435.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/GMT556A21-GSWT.jpg?v=1766637256","url":"https:\/\/www.truckandautopartsstore.com\/products\/77-87-chevy-gmc-pickup-truck-21-inch-aluminum-radiator-automatic-transmission-cold-case-radiators-cold-case-radiators-gmt556a21","provider":"Truck \u0026 Auto Parts Store","version":"1.0","type":"link"}