Or the Corbin classic solo. Still about an inch or so lower than the stock, and you could use it without the pillion.
But note, that down the road if you wanted a pillion back on there it won't work with the stock pillion, you would need the Corbin pillion that is sold separately from the solo.
CORBIN CLASSIC SOLO M50 2005-08 :: Seats :: Boulevard M50 :: Cruisers :: Oneida Suzuki Inc