Generac DR Chipper/Shredder PRO 420 9.2HP ES CS45140DEN No other chipper shredder with a 4" chipping capacity can match the PRO 420 for power (9.2 HP), speed of chipping and shredding, or durability. Light enough to be maneuverable but heavy enough for smooth performance with minimal vibrations. Product Summary: 4" Chipping Capacity 3/4" Shredding Capacity 12 Free-Swinging Shredder Hammers Tubular handlebar for easy maneuvering DR OHV Engine; 9.2 HP (301cc) Manual or Electric-Starting 9.4" x 8.6" Chipper Hopper Opening 19.6" x 13.3" Shredder Hopper Opening Hardened Steel PRO-SPEC™ Chipper Knife Wheels: 14" x 2" Weight: 188 lbs. (Man.-Start); 206 lbs. (Elec.-Start) Warranty Coverage Engine: 2 years residential; 90 day commercial Machine: 2 years residential; 90 days commercial