It appears you're interested in specifications for the Derbi Senda DRD Evo 50 SM Limited. This Super motard model is powered by a Single cylinder, two-stroke engine with 49.90 ccm (3.04 cubic inches) of actual displacement before 11.5:1 compression. Fueling is metered via Carburettor. 17.5 mm allowing this machine to produce its horsepower and torque. According to our records engine heat of the Derbi Senda DRD Evo 50 SM Limited 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 100/80-17 and the rear is 130/70-17 . The entire package is supported by the frame, Steel perimetral double beam. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc. Wavw front brakes and Single disc. Wave rear brakes. The Derbi Senda DRD Evo 50 SM Limited 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.