It appears you're interested in specifications for the Kawasaki KX125. This Cross / motocross model is powered by a Single cylinder, two-stroke engine with 124.00 ccm (7.57 cubic inches) of actual displacement before 9.1:1 compression. Fueling is metered via Carburettor. Mikuni TMX38x allowing this machine to produce its horsepower and torque. According to our records engine heat of the Kawasaki KX125 is moderated by Liquid. You'll need to get familiar with the 6-speed transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is 80/100-21 and the rear is 100/90-19 . The entire package is supported by the frame, High-tensile steel perimeter design with subframe member. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc. Two-piston calipers front brakes and Single disc rear brakes. The Kawasaki KX125 was launched in 2009, 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.