Replacing the 657E, Caterpillar's 657G open-bowl scraper features Cat's C18 ACERT engine for the tractor and the C15 ACERT engine for the scraper. The largest of eight machines in the G Series wheel ...

The 651 Caterpillar scraper replaces the Cat 651E self-propelled scraper, which has not been offered for 15 years. The single-engine Caterpillar scraper has a heaped capacity of 44 cubic yards and ...

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 ...

The H Series wheel tractor-scrapers include the 621H single-engine, open bowl machine, the 623H with elevating scraper and a single engine and the open-bowl 627H with twin engines and all-wheel drive.

Complete design update includes high-pressure steering, engine-over-speed protection, tire-spin reduction, differential lock-engagement protection, machine/ground speed control and more "Ten years ago ...