It appears you're interested in specifications for the Ducati S4. This Naked bike model is powered by a V2, four-stroke engine with 916.00 ccm (55.89 cubic inches) of actual displacement before 11.0:1 compression. Fueling is metered via Injection allowing this machine to produce its 101.00 HP (73.7 kW) horsepower and 92.00 Nm (9.4 kgf-m or 67.9 ft.lbs) torque. According to our records engine heat of the Ducati S4 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 and the rear is 180/55-ZR17 . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Dual disc front brakes and Single disc rear brakes. The Ducati S4 was launched in 2002, 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.