What is a Class I ATV?
Class I ATV, as defined in ORS 801.190 is a motorized, off-highway recreational vehicle 50 inches or less in width with a dry weight of 800 pounds or less that travels on three or more low pressure tires, has a saddle or seat for the operator and is designed for or capable of cross-country travel on or immediately over land, water, sand, snow, ice, marsh, swampland or other natural terrain. Most riders refer to a Class I All-Terrain Vehicle as an ATV or quad.