In North America, ATV acronym is used as All-Terrain Vehicle abbreviation to designate the quads. Quad, or quadricycle is a non covered motor cycle, off-road, one or two-seater with three or four wheels. The quad is used as an leisure off-road vehicle, for ease of conduct as an accessible vehicle at all, for the ride on the tracks.
The buggy is composed of a frame, usually covered, and two drive wheels at the rear, although there are 4x4 models.
SSV is an all-terrain vehicle in the category of quadricycles where occupants are sitting next to each other, a hybrid, half-quad half-buggy.