625 ILCS 5/1-153.1

(625 ILCS 5/1-153.1) (from Ch. 95 1/2, par. 1-153.1) Sec. 1-153.1. Off-highway motorcycle. Any motorized device designed to travel primarily off-highway on 2 wheels, having a seat or saddle for the use of the operator, upon or by which any person, persons or property may be transported or drawn. (Source: P.A. 85-830.)