Since its introduction, the Cat® D7E Track-Type Tractor, equipped with a revolutionary diesel-electric power train, has proved its ability to deliver reliable, low-cost production in a range of applications. The D7E uses 10 to 30 percent less fuel and, on average, moves 10 percent more material per hour than its industry-leading predecessor, the Cat D7R. The new D7E Waste Handler blends the superior efficiency of the D7E with features that allow it to take on harsh landfill applications with best-in-class performance, durability and economy….more at Cat.com