it will fit an 06 wide means that it is wider than the standerd rear stock.
Vegas™ & Kingpin™ Touring Passenger Seat Item #: 2874598
Passengers on a Vegas™ or Kingpin™ will be treated like royalty with this Vegas™ Touring Passenger Seat. It is larger and more-plushly cushioned than the stock passenger pad, so a passenger will enjoy the comfort during long days of great riding. It installs easily on any Vegas™ or Kingpin™.