Okla. Stat. tit. 47, § 47-1-186: Vehicle

Vehicle.

A. A vehicle is any device in, upon or by which any person or

property is or may be transported or drawn upon a highway, excepting

devices used exclusively upon stationary rails or tracks.

B. As used in this title, the term "vehicle" shall not include:

1. Implements of husbandry, as defined in Section 1-125 of this

title;

2. Electric personal assistive mobility devices, as defined in

Section 1-114A of this title; or

3. Motorized wheelchairs, as defined in Section 1-136.3 of this

title.