Compatible with Dodge Ram 2500 (2010 6.7L), Ram 3500 (2010 6.7L); Compatible with Ram 1500 (2014 3.6L), 2500 (2011-2020 6.7L), 3500 (2011-2020 6.7L), 4500 (2011-2018 6.7L), 5500 (2011-2018 6.7L) Please make sure to match photos with your existing a/c compressor.