It appears you're interested in specifications for the Kawasaki Ninja 250R. This Sport model is powered by a Twin, four-stroke engine with 249.00 ccm (15.19 cubic inches) of actual displacement before 11.6:1 compression. Fueling is metered via Carburettor. Keihin CVK30 x 2 allowing this machine to produce its horsepower and 21.70 Nm (2.2 kgf-m or 16.0 ft.lbs) torque. According to our records engine heat of the Kawasaki Ninja 250R 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 110/70-17 and the rear is 130/70-17 . The entire package is supported by the frame, Semi-double cradle, high-tensile steel. 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 Kawasaki Ninja 250R 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.