During bike week and biketoberfest- the vendors do have previous years shirts to buy at discounted prices. Just have to venture around and you will find them.
Yes you Can....
Yes
Sometimes you can they put out a rack of past years but not all the time.
Usually they have several yearsback
They usually have multiple years available....just ask!
Not sure. I don't think so. But call them . That would be your best route
Thanks! Your answer is awaiting moderation.