Commonly Used Terms
For easier reading, we may use ATV to refer to All-Terrain Vehicles.

- Generally, an ATV is a type of off-highway vehicle with low-pressure, knobby tires designed for riding on unpaved surfaces. ATVs typically have three or four wheels.
- According to Pennsylvania law, an ATV is a motorized off-highway vehicle which travels on three or more inflatable tires. It includes either of the following vehicles.
- Class I ATV has a maximum width of 50 inches and a maximum dry weight of 1,000 pounds.
- Class II ATV has a width that exceeds 50 inches or a dry weight that exceeds 1,000 pounds.