The new Cat 621H, 623H and 627H wheel tractor-scrapers feature a more powerful engine in the tractor, and a more powerful engine in the scraper of the 627H. The Cat C13 engine in the tractor produces ...

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.

Elevating scrapers such as this Cat 623G have the advantage of being able to load themselves without the help of a pusher. To the casual observer, the scraper market may seem to be shrinking. But a ...

Caterpillar has marked a milestone with the production of the company’s 75,000 th wheeled tractor scraper. The historic machine, an open-bowl, twin-engine 627K rolled off the production line at Cat’s ...

New model has a rated load of 52 tons and boasts a 7% increase in fuel efficiency over the 657G WTS. The Cat 657 Wheel Tractor-Scraper (WTS) has a rated load of 52 tons and boasts a 7% increase in ...