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 and ...

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 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.

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 ...

Versatility has made pull scrapers popular, but selection and set up determines success. “Pairing of the tractor and scraper(s) is the most critical step,” notes Mark Oliver, John Deere product ...