It appears you're interested in specifications for the Harley-Davidson FLTRX Road Glide Custom. This Custom / cruiser model is powered by a Air-cooled twin Cam 96, optional Twin Cam 103 V2, four-stroke engine with 1573.25 ccm (96.00 cubic inches) of actual displacement before 9.6:1 compression. Fueling is metered via Injection. Electronic Sequential Port Fuel Injection allowing this machine to produce its horsepower and 126.00 Nm (12.8 kgf-m or 92.9 ft.lbs) torque. According to our records engine heat of the Harley-Davidson FLTRX Road Glide Custom 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 130/70-B18 and the rear is 180/65-B16 . 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 FLTRX Road Glide Custom 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.