For 2009 - 2010 Dodge Ram 1500 3.7L, 4.7L & 5.7L All. For 2010 Dodge Ram 2500 5.7L ONLY. For 2019 - 2021 Ram 1500 Classic 3.6L & 5.7L All. This aluminum core radiator is designed to provide maximum cooling efficiency to prevent premature engine failure.