The 2015 Ram EcoDiesel gets approximately 21 to 29 miles per gallon. As of 2015, the Ram EcoDiesel is the highest-rated full-sized fuel economical truck in its class.
The Ecodiesel engine uses a 6-cylinder engine with 240 hp at 420 lbs/tq. The body features all aluminum body panels and an automatic transmission which utilizes more gearing. The multiple gears allow drivers to better regulate the amount of fuel that goes into the engine, thereby improving the fuel consumption of the truck.
The price for a factory 2015 Dodge Ram Ecodiesel begins at just over $35,000, including upgraded accessories such as wheel kits and updated interior pieces.