It appears you're interested in specifications for the KTM RC 390. This Sport model is powered by a Single cylinder, four-stroke engine with 373.2 ccm (22.77 cubic inches) of actual displacement before 14.5:1 compression. Fueling is metered via Injection allowing this machine to produce its 44.0 HP (32.1 kW) horsepower and 35.0 Nm (3.6 kgf-m or 25.8 ft.lbs) torque. According to our records engine heat of the KTM RC 390 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 95/75-R17 and the rear is 115/75-R17 . The entire package is supported by the frame, Steel trellis frame, powder coated. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc. ABS. Four-piston calipers. front brakes and Single disc. ABS. Floating disc. Single-piston caliper. rear brakes. The KTM RC 390 was launched in 2020, 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.