It appears you're interested in specifications for the BucciMoto BR1-F4 Cross 10-12. This Cross / motocross model is powered by a Single cylinder, four-stroke engine with 150.00 ccm (9.15 cubic inches) of actual displacement before compression. Fueling is metered via Carburettor. Mikuni 24 mm allowing this machine to produce its 11.00 HP (8.0 kW) horsepower and torque. According to our records engine heat of the BucciMoto BR1-F4 Cross 10-12 is moderated by Oil & air. You'll need to get familiar with the transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is 2.75-10 and the rear is 3.00-12 . The entire package is supported by the frame, CrMo. 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 BucciMoto BR1-F4 Cross 10-12 was launched in 2009, 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.