Dirt-bike tire multi size 2.50-10， 2.75-10， 3.00-10
Small/Light Scooters (50cc-125cc, Electric Bicycles/Mopeds)
10-inch Wheels: Most common.
3.50-10
90/90-10
100/90-10
12-inch Wheels:
110/70-12
120/70-12
130/70-12
Mid-to-Large Scooters (150cc-300cc and above)
12-inch Wheels: Common in sport scooters.
120/70-12 (Front Wheel)
130/70-12 (Rear Wheel)
140/60-12
13/14/15-inch Wheels: Emphasizing high-speed stability and maneuverability.
120/70-13, 130/60-13
120/80-14, 140/60-14
120/70-15, 140/70-15
