5.9L 6-Cylinder DI Diesel Turbocharged OHV and 4WD. At Joe Machens Nissan, YOU'RE #1! ATTENTION!!! Just think of all the work you can get done once you are cruising off in this trusty 2004 Dodge Ram 3500. J.D. Power and Associates gave the 2004 Ram 3500 4.5 out of 5 Power Circles for Overall Initial Quality Design. New Car Test Drive said it "...reasserted itself as a top contender...stylish and highly capable. It's also comfortable..." Equipped to handle the task.