(625 ILCS 5/1-147)
(from Ch. 95 1/2, par. 1-147)
Every motor vehicle having a seat or saddle for the use of the rider and
designed to travel on not more than 3 wheels in contact with the ground,
but excluding an autocycle or tractor.
(Source: P.A. 98-777, eff. 1-1-15