I rode 2,600 miles on a Speedmaster a week or so ago. While the bike handles great, and I love it, the small seat and riding position are really not (IMO) designed or intended for long haul riding. Like a few thousand fellow Triumph riders, I overlook all that, and do it anyway.

You might be surprised at what a Wing can do in the turns
http://www.youtube.com/watch?v=0nrMQ3QwyPo