The Cat? 355 Excavator is a rock-crushing, truckloading, quarry, aggregate, and mining superstar. Ton for ton, it is the top choice for getting all your big work done. Its C13B engine features a proven and reliable aftertreatment system that meets China Nonroad Stage IV emission standards without downtime to help put you on the fast track to success. Equipped with a high-durability front structure, a heavy counterweight, and enhanced windshield protection, this machine can handle large attachments, earning you big paydays.