The Cat 657 Wheel Tractor-Scraper (WTS) has a rated load of 52 tons and boasts a 7% increase in fuel efficiency over the 657G WTS. Its two-engine design includes the Cat C18 powering the tractor ...

The single engine Cat 651 Wheel Tractor Scraper (WTS) reenters the market with upgrades to the powertrain, controls, hydraulics and structure, designed to deliver enhanced levels of productivity.