ATVs with engines of 49cc to 70cc are recommended for use only by riders age 6 years and older, and always with adult supervision. ATVs with engines of 70cc to 90cc are recommended for use only by riders age 12 years and older, and always with adult supervision. ATVs with engines 90cc or greater are recommended for use only by riders age 16 years and older. Yamaha recommends that all ATV riders take an approved training course. For safety and training information, see your dealer or call the ATV Safety Institute at 1-800-887-2887. ATVs can be hazardous to operate. For your safety: Always avoid paved surfaces. Never ride on public roads. Always wear a helmet, eye protection and protective clothing. Never carry passengers. Never engage in stunt riding. Riding and alcohol / drugs don't mix. Avoid excessive speed. And be particularly careful on difficult terrain. There are few joys in life equal to the free-spirited thrill and experience of ATV riding. And that's why it's important for all of us to do our part as responsible riders. By following logical, common-sense rules, we can maintain season after season of unparalleled enjoyment of our sport. Please remember to "tread lightly" Always ride in a responsible manner, respecting the environment as well as all state and local laws. Specifications subject to change without notice. All ATVs come with a 6-month Limited Factory Warranty. See your dealer for details.