Ariens Professional Hydro 28 Alpine Edition EFI Model 926091 Two Stage Snow BlowAriens 926091 “Alpine” Edition. Hydro Drive – EFI. 420cc Ariens AX Engine EFI. 16Steel Serrated Auger. Throws snow up to 60 ft. Commercial Grade Handle Bars. Joystick Electric Chute Control. Powerful In Dash LED Headlight. Heavy-Duty Cast Iron Gear Case. Engine Type-.