"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 ...

Featuring the field-proven, twin-power design to boost cycle times, the new Cat® 657 Wheel Tractor-Scraper (WTS) elevates productivity and operating efficiency to deliver low-cost earthmoving. A 7% ...

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

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.

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 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 Miami Trailer-Scraper Co. offered scrapers that were rear dumping. Hoisting was performed either through the drive wheels or, with a special attachment for the tractor, by means of powered winch.

Should you have feedback on this article, please complete the fields below. Please indicate if your feedback is in the form of a letter to the editor that you wish to have published. If so, please be ...