MATRIX 805 .......BUILT YEAR 1990 THRU 1998
NAUTILUS 805 .....BUILT YEAR 1998 THRU CURRENT ?
SIGNATURE 805 ....BUILT 2002 THRU CURRENT
i HOPE THIS WILL HELP A LITTLE FOR YOU WHICH IS OLDER ,NEWER OR THE NEWEST EXCEPT THE 805S ?
NAUTILUS 805 .....BUILT YEAR 1998 THRU CURRENT ?
SIGNATURE 805 ....BUILT 2002 THRU CURRENT
i HOPE THIS WILL HELP A LITTLE FOR YOU WHICH IS OLDER ,NEWER OR THE NEWEST EXCEPT THE 805S ?