Well, the upgraded part is a tensioner which is a bit longer and supposedly eliminates the rattle. I would imagine that the 2017 model would come with the upgraded part as standard.
Actually I am Greek but living/working in Belgium. I am riding an 2015 RR which I bought couple of years ago with low mileage. Have 18,000klm with no major issues. There's the cam chain tensioner issue of course. I have installed the upgraded OEM part but still you hear some noise.
I have been...