HP 420cc Engine Brand Ariens Polar Force Pro by Briggs Stratton Clearing Path 36 In. Stages 2 Inlet Height (In.) 23.5 Fuel Tank Capacity 5.9 qt Fuel Type unleaded Start Type 120V / Recoil Drive Type Disc-O-Matic Drive Gears 6 Forward / 2 Reverse Wheel Dia. (In.) 16 in x 6.5 in Auger Diameter 16 In.