The first model of the KTM Duke 390 was launched in the year 2013. The KTM Duke 390 is a popular entry-level sportbike known for its performance, agility, and affordability. It has gained significant popularity among riders worldwide since its initial release. It's worth noting that KTM has made updates and improvements to the Duke 390 model over the years, so there have been subsequent versions and model years since its initial launch in 2013.