2016 KTM 125 SX, Pure ExcitementThe high performing and well-proven KTM 125 SX has been on the market at the front of the field for years. For model year 2016 this bike is even better. Powered by lighter and all-new high performance 2-stroke engine, with a power valve and 6-speed gearbox fitted in a new state-of-the-art chassis, the 125 SX remains a favorite among young champions. Once again this lower capacity 2-stroke machine will set a new benchmark in the 125 cc class.