2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 413Get this manual
Automatic Transmission: 3) Remove the movable driven face ring nut (2) 5A-12
6) Remove the spring seat (5)
WARNING
Since high spring force applies to the movable driven face, care must be used so as not to cause the movable driven face to come off abruptlyI827H1510033-01
7) Remove the O-rings (6), pins and rollers (7)