Morbark 1621X - 18-inch Wood Chipper | 142HP Caterpillar Engine | Winch & Hydraulic Chute The Morbark 1621X, 18-inch capacity Wood Chipper is ideal unit for residential tree services, utility line clearing, vegetation management, maintenance contractors and municipalities, this high-capacity chipper is now on a compact, lighter weight design platform. 142HP Caterpillar Engine Hydraulic Lift & Crush - Included Hydraulic Chute - Included Hydraulic Winch - Included The 8.2 lb. (3.72kgs), 6`` (15.24cm) channel frame rails increases structural strength while maintaining low unit weight. With the powerful TorqMax??? dual feed wheel compression system ??? the 32.3ci hydraulic motor generates more than 3,400 lb./ft. (5,060 kg/m) of material pulling force ??? and 18`` (45.7cm) diameter dual feed wheel with straight flow-through infeed design, the 1621X provides powerful and efficient chipping action. Hydra-Lift dual feed wheel compression system with spring-assisted down pressure provides more than 1,500 lbs. (680.38kgs) of material crushing power. The patented chambered air impeller system increases chip throwing velocity and reduces dust and material blowback out the infeed to pack more into the chip truck. Like all Morbark equipment, the Morbark 1621X is a long-lasting, durable machine backed by a world-class parts and service support team.