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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

The 630K Series wheel tractor-scrapers—631K and 637K—replace the previous 630G Series and feature a complete design update, including high-pressure steering, engine-over-speed protection, tire-spin ...