It appears you're interested in specifications for the Kawasaki Ninja 400. This Sport model is powered by a Twin, four-stroke engine with 399.00 ccm (24.35 cubic inches) of actual displacement before 11.5:1 compression. Fueling is metered via Injection. DFI® with 32mm throttle bodies allowing this machine to produce its 44.00 HP (32.1 kW) horsepower and 38.00 Nm (3.9 kgf-m or 28.0 ft.lbs) torque. According to our records engine heat of the Kawasaki Ninja 400 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 150/60-17 . The entire package is supported by the frame, Trellis, 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. Hydraulic. Two-piston calipers. front brakes and Single disc. Hydraulic. Two-piston calipers. rear brakes. The Kawasaki Ninja 400 was launched in 2019, 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.