It appears you're interested in specifications for the Benelli BX 449 Cross. This Cross / motocross model is powered by a Single cylinder, four-stroke engine with 449.00 ccm (27.40 cubic inches) of actual displacement before 12.5:1 compression. Fueling is metered via Carburettor. Keihin FCR MX 41 allowing this machine to produce its 55.38 HP (40.4 kW) horsepower and 45.00 Nm (4.6 kgf-m or 33.2 ft.lbs) torque. According to our records engine heat of the Benelli BX 449 Cross is moderated by . You'll need to get familiar with the 5-speed transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is 80/0-21 and the rear is 110/90-19 . The entire package is supported by the frame, Single tube cradle with forged, casted and extruded elements and carbon structural parts.. 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 BX 449 Cross was launched in 2010, 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.