Description Overview Peterson Pacific drum chipper model 4300, year 2010 6 knife chipper with standard drum Chipper spout Engine Cat C18 engine rated at 765 hp (d rated) Drivetrain Twin disc 318 dry plate saddle Undercarriage 2 axle suspension with super single tires (385/65 r22.5) Outriggers 2 outriggers (front mount) 2 additional outriggers (rear mount) Additional Equipment Water spray system Air compressor Auxiliary lights