The 2010 Peirspeed R50X air-cooled two-stroke engine has a peak output of around 4.9 horsepower at 7,500 RPM. The body of the scooter is around six feet long, 25 inches wide and less than four feet tall. The frame of the scooter is made of steel and the body is made of plastic. The R50X models come equipped with a grab rail and exhaust guard for safety as well. These Peirspeed scooters come equipped with standard handlebars and hand grips also. The R50X models come equipped with standard under-seat storage, a glove box, storage for the helmet, a rear rack and lockable storage as well.