It appears you're interested in specifications for the Beta RR 250M. This Enduro / offroad model is powered by a Single cylinder, four-stroke engine with 250.00 ccm (15.26 cubic inches) of actual displacement before 12.0:1 compression. Fueling is metered via Carburettor. Keihin FCR-MX 37 allowing this machine to produce its horsepower and torque. According to our records engine heat of the Beta RR 250M 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 90/90-21 and the rear is 140/80-18 . The entire package is supported by the frame, Molybdenum steel with double cradle split above. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc. Floating disc ø255 mm and double-piston floating caliper front brakes and Single disc. Disc ø240 mm and single-piston floating caliper rear brakes. The Beta RR 250M was launched in 2007, 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.