Section R. 257.71 - DefinitionsRule 1.
(1) As used in these rules:(a) "Act" means Act No. 300 of the Public Acts of 1949, as amended, being S257.1 et seq. of the Michigan Compiled Laws.(b) "All-terrain vehicle" means any motor vehicle with 3 or more wheels which is designed and manufactured for recreational off-road use, but not for highway use, any motor vehicle with a live axle, or any motor vehicle designed to be used with 3 or more low pressure tires.(c) "Live axle" means an axle construction where both driving wheels always rotate at the same speed. The possibility of automatically or manually changing that relationship does not remove an axle construction from this definition.(d) "Low pressure tire" means any pneumatic tire which is 6 inches or more in width, which is designed for use on a wheel with a rim diameter of 12 inches or less, and which utilizes an operating pressure of 10 pounds per square inch or less as recommended by the vehicle manufacturer.(2) The terms defined in the act have the same meanings when used in these rules.Mich. Admin. Code R. 257.71