Mustang Seats Recessed Passenger Seat with Passenger Backrest for Harley Davidson Touring Models 1997-Up -Vintage 
The Mustang Passenger Backrest rear seat has a recessed front end to allow clearance when being installed behind a Mustang solo with the built-in driver backrest.
These rear seats come standard with the straight driver backrest post as shown in the picture; the Mustang offset backrest post, part #75099 (sold separately), can be used for those passengers who want to lean farther back.
The backrest post can be adjusted for different height settings, and can be locked into place using the supplied knurled thumbscrew at the back of the seat.
The tilt angle of the backrest pad can be adjusted forward and back using the thumbscrew on the back side of the upper post.
The backrest upper can be folded flat for ease of mounting and dismounting.
The passenger backrest should be folded flat when the cycle is ridden without a passenger.
Required hardware for installation: 1 pair of Mustang slotted nuts, part #78032 or HD equivalent, and 1 1/4-20 stock rear fender screw.
*Note: Cannot be used with any of the HD TourPaks