It appears you're interested in specifications for the Beta Minimotard R 125. This Minibike, cross model is powered by a Single cylinder, four-stroke engine with 125.00 ccm (7.63 cubic inches) of actual displacement before compression. Fueling is metered via Carburettor allowing this machine to produce its horsepower and torque. According to our records engine heat of the Beta Minimotard R 125 is moderated by Air. You'll need to get familiar with the 4-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 110/70-12 and the rear is 110/70-12 . The entire package is supported by the frame, Steel tubing. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc front brakes and Single disc rear brakes. The Beta Minimotard R 125 was launched in 2008, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.