It appears you're interested in specifications for the Kawasaki KX250. This Cross / motocross model is powered by a Single cylinder, four-stroke engine with 249.0 ccm (15.19 cubic inches) of actual displacement before 14.1:1 compression. Fueling is metered via Injection. DFI® with 44mm Keihin throttle body and dual injectors allowing this machine to produce its horsepower and torque. According to our records engine heat of the Kawasaki KX250 is moderated by Liquid. You'll need to get familiar with the 5-speed transmission and pay attention to final drive 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, Perimeter, aluminium. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc. Petal disc with dual-piston caliper front brakes and Single disc. Petal disc with single-piston caliper rear brakes. The Kawasaki KX250 was launched in 2020, 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.