It appears you're interested in specifications for the KTM 125 SX. This Cross / motocross model is powered by a Reed intake. Single cylinder, two-stroke engine with 124.80 ccm (7.62 cubic inches) of actual displacement before compression. Fueling is metered via Carburettor. Mikuni TMX allowing this machine to produce its horsepower and torque. According to our records engine heat of the KTM 125 SX is moderated by Liquid. You'll need to get familiar with the 6-speed transmission and pay attention to final drive Chain maintainence. Our best information shows that the front tire size is and the rear is . The entire package is supported by the frame, Chrome-molybdenum steel central-tube frame. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc. Brake calipers on floating bearings front brakes and Single disc. Brake calipers on floating bearings rear brakes. The KTM 125 SX was launched in 2018, 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.