Okla. Stat. tit. 47, § 47-1-103.2: Autocycle

Autocycle.

A. An autocycle is any motor vehicle having:

1. A seat or saddle for the use of each rider;

2. Three wheels in contact with the ground, but excluding a

tractor;

3. A combustion engine or an electric motor:

a. if the power source is a combustion engine, an engine

with a piston or rotor displacement of one hundred

fifty cubic centimeters (150 cc) or greater, or

b. if the power source is an electric motor, a power

source capable of producing one thousand (1,000) watts

or greater;

4. For each occupant, safety belts or safety shoulder harnesses

which shall be of a type and shall be installed pursuant to 49

C.F.R., Section 571.208 et seq.; and

5. All equipment required by the provisions of Article II et

seq. of Chapter 12 of this title, with respect to equipment on

vehicles.

B. An autocycle shall be registered as a motor vehicle.

C. The operator of an autocycle shall not be required to have

an "M" endorsement on the Class D License pursuant to Section 6-

110.1 of this title.