When buying a used dirt bike, don't worry if it's got healthy track mileage. Check for these important signs to make sure it's worth your money. 1. Where and how is it kept? 2. Make sure it's cold 3. Check the compression 4. Start it up 5. Bearings, bearings and more bearings What do you look for when buying a used bike? #usedbike #useddirtbike #buyingdirtbikes #dirtbike #howto #motocross #mx #fortnine | FortNine