:ride: hi looking for a good bike to fit a 11 year old son about a 34 inch seat hight puts him on tip toes but cc and 2 or 4 strok..hmm..he as out grown his old dr 100 (1985 still looks and runs great) he has way out grown power and size ..was thinking rm kx 85 but he is 155 lbs we woods a trial more than anything what about kdx 220 or 230 ttr 230 or crf 230 ....help and thanks