2010 KTM 65 SX, A small engine with cutting-edge technology - the KTM 65 SX gives you the confidence to take on larger bikes. Professional performance with superior two-stroke powera??a professional chassis with a sturdy steel framework and light aluminum swingarm. Professional parts Wave brake discs, Marzocchi USD front fork and WP mono shock. This bike, designed for champions, was developed based on experience from over 160 world championship titles and can take whatever you throw at it. A real KTM bike, designed for winning.