(1) “Class III all-terrain vehicle” means a motorcycle that travels on two tires and that is actually being operated off highway.
(2) “Class IV all-terrain vehicle” means any motorized vehicle that:
(a) Travels on four or more tires designed for off-road use only;
(b) Is designed for or capable of cross-country travel on or immediately over land, water, sand, snow, ice, marsh, swampland or other natural terrain;
(c) Has nonstraddle seating;
(d) Has a steering wheel for steering control;
(e) Has a dry weight of 3,500 pounds or less;
(f) Is 75 inches wide or less at its widest point; and
(g) Was originally manufactured for off-road use only.