By Katie Weiler, Managing Editor | September 28, 2010

CaterpillarReplacing the 657E, the 657G open-bowl scraper features Cat's C18 ACERT engine for the tractor and the C15 ACERT engine for the scraper. It has a heaped capacity of 44 cubic yards and a rated load of 104,058 pounds. The radiator has 9 fins per inch (the previous model had 33 fins per inch) to increase space and reduce clogging in severe applications. Cab improvements include a single-lever control for the bowl, apron and ejector.