{"id":129649,"date":"2026-07-06T18:53:57","date_gmt":"2026-07-06T15:53:57","guid":{"rendered":"https:\/\/www.usmotorworks.com\/product\/2423sd\/"},"modified":"2026-07-10T22:02:43","modified_gmt":"2026-07-10T19:02:43","slug":"2423sd","status":"publish","type":"product","link":"https:\/\/www.usmotorworks.com\/mx\/producto\/2423sd\/","title":{"rendered":"2423SD"},"content":{"rendered":"<p>The 2423SD radiator is a direct-fit replacement designed for Cadillac, Chevrolet, GMC and Hummer H2 (see below Chart for vehicle applications). Built from premium-grade aluminum, this Severe Heavy Duty radiator is constructed to meet OEM form, fit, and function while delivering enhanced cooling performance under the most demanding conditions. Each unit is individually pressure tested and features cadmium-plated tubes inside and out to help prevent premature failure and extend product life.<\/p>\n<p>Unlike many aftermarket alternatives, OSC maintains OE integrity by utilizing stainless steel plate or copper and brass concentric coolers where originally equipped, never substituting with aluminum. A precision die-cut gasket ensures a secure, leak-free seal, while all necessary hardware, fittings, clamps, and bushings are included for a complete installation.<\/p>\n<p><span style=\"color: #ff0000;\"><strong>Beyond OE. Built for Better.<\/strong><\/span><br \/>\nThe 2423SD is engineered to exceed expectations, delivering premium cooling performance without the premium price.<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #ff0000;\"><strong>Kit Specifications:<\/strong><\/span><\/p>\n<ul>\n<li>Core Width: 34&#8243;<\/li>\n<li>Overall Width: 41-5\/8\u2019\u2019<\/li>\n<li>Core Height: 17-1\/4&#8243;<\/li>\n<li>Height: 21-1\/2\u2019\u2019<\/li>\n<li>Core Depth: 1-1\/4\u2019\u2019<\/li>\n<li>Overall Depth: 5-7\/8\u201d<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr style=\"width: 850px; margin: 20px 0; border: 0; border-top: 1px solid #ccc;\" \/>\n<table style=\"width: 850px; border: none !important; border-collapse: collapse !important; border-spacing: 0 !important;\">\n<tbody>\n<tr>\n<td style=\"border: none !important; padding: 2px; vertical-align: top;\">\n<h3><span style=\"color: #ff0000;\"><strong>Key Performance Advantages:<\/strong><\/span><\/h3>\n<ul>\n<li>More Tubes, More Cooling<\/li>\n<li>Increased tube count (43 vs. 39 OE) improves<br \/>\ncoolant flow and heat transfer for better<br \/>\nengine temperature control<\/li>\n<li>Smarter Fin Design<\/li>\n<li>Higher fin density<br \/>\n(44 fins per inch vs. 40 OE)<br \/>\nmaximizes airflow and heat dissipation<\/li>\n<li>Bigger Tubes for Greater Strength<\/li>\n<li>Larger and thicker tubes (26mm core\/<br \/>\n2mm tube vs. 24mm \/ 1.8mm OE)<br \/>\nincrease durability and cooling efficiency<\/li>\n<li>Stronger Seal Life<\/li>\n<li>Steel crimp strips provide a tighter,<br \/>\nmore consistent seal for leak-free<br \/>\nperformance, even in extreme conditions<\/li>\n<li>Complete Installation Ready<\/li>\n<\/ul>\n<\/td>\n<td style=\"border: none !important; padding: 10px; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-129739\" src=\"https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/2423-SD-cropped.jpg\" alt=\"\" width=\"289\" height=\"408\" srcset=\"https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/2423-SD-cropped.jpg 737w, https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/2423-SD-cropped-212x300.jpg 212w, https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/2423-SD-cropped-724x1024.jpg 724w, https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/2423-SD-cropped-8x12.jpg 8w, https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/2423-SD-cropped-600x849.jpg 600w\" sizes=\"(max-width: 289px) 100vw, 289px\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<hr style=\"width: 850px; margin: 20px 0; border: 0; border-top: 1px solid #ccc;\" \/>\n<table style=\"width: 850px; border: none !important; border-collapse: collapse !important; border-spacing: 0 !important;\">\n<tbody>\n<tr>\n<td style=\"border: none !important; padding: 2px; vertical-align: top;\">\n<h3><span style=\"color: #ff0000;\"><strong>Steel-Strength Transmission Cooling<\/strong> <\/span><\/h3>\n<p>OSC Severe Duty Radiators feature transmission<br \/>\ncoolers with a robust 7 stainless steel plate design,<br \/>\ncompared to 6 aluminum plates in OE and 5 in<br \/>\ntypical aftermarket units, enhancing both thermal<br \/>\nefficiency and long-term durability.<\/p>\n<p>The OSC 2423SD Radiator sets a new standard<br \/>\nin cooling technology, stronger, smarter, and<br \/>\nready for the road ahead.<\/td>\n<td style=\"border: none !important; padding: 2px; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-129350\" src=\"https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/Cooler-comparison.jpg\" alt=\"\" width=\"351\" height=\"430\" srcset=\"https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/Cooler-comparison.jpg 351w, https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/Cooler-comparison-245x300.jpg 245w, https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/Cooler-comparison-10x12.jpg 10w\" sizes=\"(max-width: 351px) 100vw, 351px\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr style=\"width: 850px; margin: 20px 0; border: 0; border-top: 1px solid #ccc;\" \/>\n<p><strong>Reference Chart for vehicle applications.<\/strong><\/p>\n<table style=\"width: 650px; border: 1px;\">\n<tbody>\n<tr>\n<td width=\"86\"><strong>Make<\/strong><\/td>\n<td width=\"158\"><strong>Model<\/strong><\/td>\n<td width=\"110\"><strong>Year Range<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Cadillac<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Escalade<\/td>\n<td width=\"110\">2014 &#8211; 2007<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Cadillac<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Escalade<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2005 &#8211; 2002<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Cadillac<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Escalade ESV<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2008 &#8211; 2003<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Cadillac<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Escalade EXT<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2009 &#8211; 2007<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Cadillac<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Escalade EXT<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2004 &#8211; 2002<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Avalanche<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2013 &#8211; 2007<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Avalanche 1500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2006 &#8211; 2002<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Silverado 1500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2013 &#8211; 1999<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Silverado 1500 Classic<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2007<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Silverado 2500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2013 &#8211; 1999<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Silverado 2500 HD<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2010 &#8211; 2001<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Silverado 2500 HD Classic<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2007<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Silverado 3500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2006 &#8211; 2001<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Silverado 3500 HD<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2013 &#8211; 2007<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Suburban 1500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2014 &#8211; 2000<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Suburban 2500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2006 &#8211; 2000<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Chevrolet<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Tahoe<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2014 &#8211; 2000<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Sierra<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2013 &#8211; 2011<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Sierra<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2009 &#8211; 2007<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Sierra 1500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2013 &#8211; 2005<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Sierra 1500<\/td>\n<td width=\"110\">2002 &#8211; 1999<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Sierra 1500 Classic<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2007<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Sierra 2500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2000 &#8211; 1999<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Sierra 3500 HD<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2013 &#8211; 2012<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Yukon<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2014 &#8211; 2000<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Yukon XL 1500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2012 &#8211; 2000<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">GMC<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">Yukon XL 2500<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2013 &#8211; 2000<\/td>\n<\/tr>\n<tr>\n<td width=\"86\" aria-selected=\"false\" data-grid-col-index=\"2\">Hummer<\/td>\n<td width=\"158\" aria-selected=\"false\" data-grid-col-index=\"3\">H2<\/td>\n<td width=\"110\" aria-selected=\"false\" data-grid-col-index=\"1\">2009 &#8211; 2003<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><a style=\"background-color: #0073aa; color: #ffffff; padding: 12px 24px; text-decoration: none; border-radius: 4px; font-weight: bold; font-family: sans-serif; text-align: center; border: none; cursor: pointer;\" href=\"https:\/\/www.usmotorworks.com\/wp-content\/uploads\/2026\/07\/2423SD-Instructions.pdf\" target=\"_blank\" rel=\"noopener\">2423SD Instructions<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>The 2423SD radiator is a direct-fit replacement designed for Cadillac, Chevrolet, GMC and Hummer H2 (see below Chart for vehicle applications). Built from premium-grade aluminum, this Severe Heavy Duty radiator is constructed to meet OEM form, fit, and function while delivering enhanced cooling performance under the most demanding conditions. Each unit is individually pressure tested [&hellip;]<\/p>\n","protected":false},"featured_media":129877,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_brand":[],"product_cat":[925],"product_tag":[],"class_list":{"0":"post-129649","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-severe-duty-radiators","8":"first","9":"instock","10":"taxable","11":"shipping-taxable","12":"product-type-simple"},"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/product\/129649","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/comments?post=129649"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/media\/129877"}],"wp:attachment":[{"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/media?parent=129649"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/product_brand?post=129649"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/product_cat?post=129649"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.usmotorworks.com\/mx\/wp-json\/wp\/v2\/product_tag?post=129649"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}