"Ten years ago, scrapers probably were the most absent of technology of any machine that we had,” notes John Gerhold, product application specialist, Cat wheel tractor-scrapers. The launch of the Cat ...

Caterpillar has introduced the new Cat 657 Wheel Tractor-Scraper (WTS), which features a twin-power design to boost cycle times and elevate productivity and operating efficiency to deliver low-cost ...

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.

MOLINE, Ill. (Nov 30, 2007) – John Deere introduces a new line of large, high-horsepower tractors – the 9030 Series Scraper Tractors. These three models of tractors, ranging from 425 to 530 hp, are ...

The self-propelled scraper—or in Caterpillar parlance, the “wheel tractor-scraper”—continues to be not only a viable machine in Caterpillar’s range of bulk-earthmoving equipment, but also, with the ...

The new Cat 620 K Series Wheel Tractor-Scrapers—621K, 623K, and 627K—refine the design of their H Series predecessors, which introduced features such as Sequence Assist and Load Assist that automate ...

Caterpillar ® has added four new towed-scraper models to its product line. The new towed-scraper models-TS180 and TS220, with two rear wheels, and TS185 and TS225, with four rear wheels-feature an ...