motocross rider standing on his footpegs in action racing down a dirt road creating a lot of dust with his rear wheel in an

action arid arriving bike challenge challenging championship competition country creating cross dirt dirtbike downhill driving dust dynamic endurance enduro escaped event extreme fast final finish footpegs full gear goal hard heat hours hump intense line lot man moto motocross motorbike motorsport offroad outdoor persecution protective race racing reaching rear resistance rider road scramble speed sport sports standing team terrain thrill track wheel