A walk-around and first ride review on the 2024 KTM Duke 390 by Promeet Ghosh. The new Duke 390 gets an updated design, making it look sharper and more aggressive. It also gets a new powertrain: a 399cc engine that churns out 45.3bhp and 39Nm of torque. br br #KTMDuke390 #NewDuke390 #Duke390 #2024Duke390 br ~ED.