Study: Electric Bikes Are Considered Motorized Vehicles A study released by IMBA (International Mountain Biking Association) at last yearโs Interbike conference in Las Vegas concluded that electric pedal assist mountain bikes should be grouped in the same category as motorcycles or dirt bikes. This means that they should only be ridden on OHV trails, and should not be allowed on mountain bike trails. The study suggests that [โฆ] Biking Guest Author | July 30, 2016 6 Comments