It appears you're interested in specifications for the Kawasaki Ninja ZX-12 R. This Sport model is powered by a In-line four, four-stroke engine with 1200.00 ccm (73.22 cubic inches) of actual displacement before 12.2:1 compression. Fueling is metered via Injection. Fuel injection with 46mm throttle bodies and sub throttles allowing this machine to produce its horsepower and torque. According to our records engine heat of the Kawasaki Ninja ZX-12 R 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 120/70-17 and the rear is 200/50-17 . The entire package is supported by the frame, Aluminum monocoque. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc. Hydralic. front brakes and Single disc. Hydraulic. rear brakes. The Kawasaki Ninja ZX-12 R was launched in 2005, 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.