It appears you're interested in specifications for the Kymco Xciting 500 Ri. This Scooter model is powered by a Single cylinder, four-stroke engine with 498.50 ccm (30.42 cubic inches) of actual displacement before compression. Fueling is metered via Injection. EFI allowing this machine to produce its horsepower and torque. According to our records engine heat of the Kymco Xciting 500 Ri is moderated by Liquid. You'll need to get familiar with the Automatic transmission and pay attention to final drive Belt maintainence. Our best information shows that the front tire size is 120/70-15 and the rear is 150/70-14 . The entire package is supported by the frame, Steel. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc. Optional ABS front brakes and Single disc. Optional ABS rear brakes. The Kymco Xciting 500 Ri was launched in 2010, 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.