Yes, you can get running boards for the Cruiser, check out some of the links on the home page of this forum. Several people have thier Cruiser's bagged and can get the rear end to the ground. Do a search on this forum and also check out
http://ptenthusiasts.org/PTForums/ a member there, Air Ride PT, can give you some information, do a search for Air Ride PT using the search function 'User Name'.