To look at the used market, there are SO many Harleys for sale, it makes you wonder why So many are for sale. Add in that you will NEED a dealer for their frequent mechanical needs, and parts are readily available, as they HAVE to be.
Triumph is a bike brand that is unique, carries the performance and cool cache ( look to the movies, from the Wild Ones to McQueen flicks to Mission Impossible ). The bikes handle quite well, are comfortable, and the performance is always refreshing ( not a lead sled ).