Looking to simplify its product lines and streamline production, Cater­pillar has introduced a trio of 20-ton-class excavators aimed at a broad range of applications.

Caterpillar’s new 20t size class excavators increase operating efficiency, lower fuel and maintenance costs, and improve operator comfort. What's new in Cat's next-gen excavators. Caterpillar, ...

He remembers the first Rail-X Excavator sold was a CAT 313CU used for a job in Peoria, Ill., that just happened to run past the home plant for Caterpillar.