As used in this chapter, the following terms shall have the meanings indicated:
Any motorized off-highway vehicle designed to travel primarily off-highway 50 inches or less in width, having a manufacturer's dry weight of 1,500 pounds or less, traveling on three or more nonhighway tires, designed for operator use only with no passengers, having a seat or saddle designed to be straddled by the operator, and handlebars for steering control, except equipment such as lawnmowers. For purposes of this chapter, the term "all-terrain vehicle" shall mean a Class 1 ATV.
Any two-wheeled motor vehicle, commonly referred to as a "motorcycle," which is designed for use off-highway.