It appears you're interested in specifications for the Harley-Davidson Sportster Superlow. This Custom / cruiser model is powered by a Air-cooled, Evolution® V2, four-stroke engine with 883.32 ccm (53.90 cubic inches) of actual displacement before 9.0:1 compression. Fueling is metered via Injection. Electronic Sequential Port Fuel Injection (ESPFI) allowing this machine to produce its horsepower and 72.95 Nm (7.4 kgf-m or 53.8 ft.lbs) torque. According to our records engine heat of the Harley-Davidson Sportster Superlow 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 120/70-ZR18 and the rear is 150/60-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 front brakes and rear brakes. The Harley-Davidson Sportster Superlow was launched in 2014, 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.