Yes. The RT seats are effectively the same from 2010 until 2019, altho there were some (minor) padding & stitching variations between models; some (also minor) baseplate variations over the years; and the 2010-13's didn't have the 'built in' slot & cover for the Rider's Backrest. But they'll all fit each other, regardless of which year you want to put on what year RT....
Yes. The RT seats are effectively the same from 2010 until 2019, altho there were some (minor) padding & stitching variations between models; some (also minor) baseplate variations over the years; and the 2010-13's didn't have the 'built in' slot & cover for the Rider's Backrest. But they'll all fit each other, regardless of which year you want to put on what year RT....