It appears you're interested in specifications for the Benelli ZenZero 350. This Scooter model is powered by a Single cylinder, four-stroke engine with 313.00 ccm (19.10 cubic inches) of actual displacement before 10.6:1 compression. Fueling is metered via Injection allowing this machine to produce its 21.00 HP (15.3 kW) horsepower and 23.70 Nm (2.4 kgf-m or 17.5 ft.lbs) torque. According to our records engine heat of the Benelli ZenZero 350 is moderated by Liquid. You'll need to get familiar with the transmission and pay attention to final drive Belt maintainence. Our best information shows that the front tire size is 120/70-16 and the rear is 140/70-15 . The entire package is supported by the frame, Steel trestle with a double cradle in high tensile strength steel tube. 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 Benelli ZenZero 350 was launched in 2012, 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.