Doc’s Diesel RAM 6.7L Cummins Front Brake Kit + Hub Assemblies 2014-2018 2500, 2013-2018 3500RAM 6.7L Cummins Front Brake Kit + Hub Assemblies 2014-2018 2500, 2013-2018 3500. Doc’s Diesel RAM 6.7L Cummins 2500/3500 Severe-Duty Front Brake Pads 2009-2018.