The essential elements of Pocket Bikes are tires, wheels, engine, gas tank, cylinder, chain, pistons, throttle units, axles, carburetors and brake parts. Moreover high-performance air filters and high-velocity chrome stack are very important constituents of these Bikes. These enable the power play of these Pocket Bikes attain its top gear. If interested, one can always try to customize to the Bike by adding mufflers, chrome racing pipes and other accessories.