kid dirt bike is EPA Approved built with rugged proven clutch and solid sturdy metal tube steel frame for extra stability. While the dirt bike gas has front & rear dual disc brakes provide fast & smooth stopping power to ensure your kids not going overspeed at any dirt bike skill levels. gas powered mini bike for kids has 1.7hp fully automatic chain drive transmission system provide your kids with plenty of muscle through the trails all day with MAX SPEED UP TO 20 MPH (Varies depending on surface conditions driving style and rider weight).W/ WEIGHT SUPPORT 165 LBS. dirt bike for teens 2-stroke engine is fuel efficient and environmental friendly which brings the dirt bike a long engine life providing your kids great fun for outdoor sport entertainment. dirt bike gas is 95% pre assembled all you need to assemble are the handlebar clamp and front fender. kids gas powered dirt bike is a beginner version of the most popular adult dirt bike comes with easy pull start operation makes it the ideal motorcycle. You can enjoy 27 miles cruising range with 0.32 gallon full refuel with low-pressure pneumatic knobby tires & rear shock absorption provide a smooth & exciting ride even on rugged road.