No, not likely. You could give the bike a nice wash and go over the caliper with a clean cloth. 1900 is nothing so if your pads were new when you got it those are a non-issue.
No grooves in the rotor surface, right? In case you don't already know, the rotor is the large doughnut thing that the pads squeeze onto to slow the bike. Don't take that the wrong way if you already knew that.
Dragging knee is for the track, and dragging tail is for the lot. --Kane Friesen
When you're in a car, you're watching a movie; when you're on a bike, you're in the movie. --Robert Pirsig
Identity theft is not Fun