It appears you're interested in specifications for the Harley-Davidson Fat Boy S. This Custom / cruiser model is powered by a Screamin´ Eagle engine V2, four-stroke engine with 1801.00 ccm (109.90 cubic inches) of actual displacement before 10.0:1 compression. Fueling is metered via Injection. Electronic Sequential Port Fuel Injection allowing this machine to produce its 92.50 HP (67.5 kW) horsepower and 146.00 Nm (14.9 kgf-m or 107.7 ft.lbs) torque. According to our records engine heat of the Harley-Davidson Fat Boy S 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 140/75-R17 and the rear is 200/55-R17 . 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. ABS. 4-piston. front brakes and Single disc. ABS. 4-piston. rear brakes. The Harley-Davidson Fat Boy S was launched in 2016, 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.