It appears you're interested in specifications for the Veli VL39QT. This Scooter model is powered by a Single cylinder, four-stroke engine with 39.50 ccm (2.41 cubic inches) of actual displacement before compression. Fueling is metered via allowing this machine to produce its 3.35 HP (2.4 kW) horsepower and 2.50 Nm (0.3 kgf-m or 1.8 ft.lbs) torque. According to our records engine heat of the Veli VL39QT is moderated by Air. You'll need to get familiar with the transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 80/90-10 and the rear is 80/90-10 . The entire package is supported by the frame, . We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Expanding brake (drum brake) front brakes and Expanding brake (drum brake) rear brakes. The Veli VL39QT 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.