Displacement single-cylinder engine motorcycles made in India by Bajaj Auto, in collaboration with Austrian manufacturer KTM. The 390 Duke standard debuted at the 2012 EICMA show in Milan, Italy, [6] and went on sale in India .The RC390 was presented at EICMA the following year.After the Duke’s initial release, KTM CEO Stefan Pierer announced plans to export the 390 Duke to the US for 2014.Bajaj said eventually the bike will be sold in 80 countries worldwide.