KTM Duke 125 Technical Specification Posted on November 1, 2010November 2, 2010 by eddy ENGINE Engine Type Single cylinder, 4-stroke engine Displacement 124,7 cc Bore x stroke 58/47,2 Power output (homologated) 11,3kW @ 10,500/min Max. torque 12 Nm @ 8000 rpm Valve timing DOHC Starter Electric starter Transmission 6 speed