It appears you're interested in specifications for the Hyosung GV650 Aquila Pro. This Custom / cruiser model is powered by a 90° V-twin V2, four-stroke engine with 647.00 ccm (39.48 cubic inches) of actual displacement before 11.6:1 compression. Fueling is metered via Injection allowing this machine to produce its 79.00 HP (57.7 kW) horsepower and 66.99 Nm (6.8 kgf-m or 49.4 ft.lbs) torque. According to our records engine heat of the Hyosung GV650 Aquila Pro is moderated by Liquid. You'll need to get familiar with the 5-speed transmission and pay attention to final drive Belt maintainence. Our best information shows that the front tire size is 120/70-ZR18 and the rear is 180/55-ZR17 . 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 Double disc. Semi floating discs, 2 pistons calipers front brakes and Single disc. 2 pistons caliper rear brakes. The Hyosung GV650 Aquila Pro was launched in 2013, 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.