Thats what i figured and i havent got to tear it down yet have only had it a few days and it rides flawlessly so i dont wanna mess with it just yet... what kind top speed do you usualy get out of them? its got 22 inch tires on the back i was told that matters. but im 200lbs and this thing pulls the front end in 3rd just bangin it with out useing clutch. and im new to this site is there a special way to use this shout box i cant figure out how to type lol.