It appears you're interested in specifications for the KTM 690 Duke. This Naked bike model is powered by a Single cylinder, four-stroke engine with 654.00 ccm (39.91 cubic inches) of actual displacement before 11.8:1 compression. Fueling is metered via Injection. Keihin EFI with EPT (Electr. Power Throttle) allowing this machine to produce its 64.36 HP (47.0 kW) horsepower and 67.00 Nm (6.8 kgf-m or 49.4 ft.lbs) torque. According to our records engine heat of the KTM 690 Duke is moderated by Liquid. You'll need to get familiar with the 6-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 120/70-17 and the rear is 160/60-17 . The entire package is supported by the frame, Chromium-Molybdenum trellis frame, powder coated. Aluminium 7020 subframe.. 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 KTM 690 Duke 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.