2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 448Get this manual
5C-9 Clutch: 2) Remove the snap ring (1) with the special toolSpecial tool0990006108 (Snap ring pliers) NOTE If there is no abnormal noise, the bearing removal is not necessary Install the snap ring with the special toolSpecial tool0990006108 (Snap ring pliers)! CAUTION
Removed snap ring must be replaced with new one
I827H1530028-01
3) Remove the bearing with the special toolSpecial tool (A): 0992120240 (Bearing remover set)
I827H1530031-01
Fit the adjusting screw as shown