People invest tons of money on purchasing their dirt bike without even knowing the facts behind an expensive bike and a perfect bike. Just engine efficiency and power is not enough to know about a dirt bike before its purchasing. You should go through sports magazines to watch out for the best dirt bike. Various websites on internet also provide adequate information about dirt biking. Before buying a bike, perform a deep research on its every aspect and then only make your decision. Various communities and forums on internet provide a platform where bike riders from various parts of the world give tips and tricks for the beginners. Try consulting those professional riders and then go for it. 82 KDX-200 and XR-500 are dual sport bikes that have greater engine power of around 650 cc. More is the gear better is the handling, therefore always make sure to purchase a bike with multiple gears. Take a test drive and look at your posture if you hand lies comfortably on the handle and knees slightly bend with your shoes fitting on brakes and gear properly. Use clutch and its combination with rear brakes, once you feel totally comfortable with the controls go for it. Do not go crazy after reading a magazine review, just make a comparative study and then only purchase your dirt bike.