It appears you're interested in specifications for the Harley-Davidson FLTRU Road Glide Ultra. This Custom / cruiser model is powered by a Air-cooled, Twin Cam 103 V2, four-stroke engine with 1687.97 ccm (103.00 cubic inches) of actual displacement before 9.6:1 compression. Fueling is metered via Injection. Electronic Sequential Port Fuel Injection (ESPFI) allowing this machine to produce its horsepower and 138.00 Nm (14.1 kgf-m or 101.8 ft.lbs) torque. According to our records engine heat of the Harley-Davidson FLTRU Road Glide Ultra is moderated by Air. You'll need to get familiar with the 6-speed transmission and pay attention to final drive Belt maintainence. Our best information shows that the front tire size is 408/407-130 and the rear is 407/130-80 . The entire package is supported by the frame, Mild steel; tubular frame; two-piece stamped and welded backbone; cast and forged junctions; twin downtubes; bolt-on rear frame with forged fender supports; MIG welded. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc. 4-piston fixed caliper front brakes and Single disc. 4-piston fixed caliper rear brakes. The Harley-Davidson FLTRU Road Glide Ultra was launched in 2011, 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.