Monster Dirt Bike

14 years, weight 145, im 6 '

any bike can b "good" or "bad" depending on the intended use ur ..... but it is probably an OK bike for u, but need a little more lik how u wat ur palt known to use it for just playing ..... ... or all-terrain leak ..... or even competition ... make all the difference ......

Could be good seems to be a bit small for you what about a monster energy KX250F?