2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 287Get this manual
Differential: Install new oil seals into the gear case and case cover with the special tool Apply grease to the oil seal lipsSpecial tool (A): 0991370210 (Bearing installer set)Grease 9900025010 (SUZUKI SUPER GREASE or equivalent)! 3B-12
Install the shims (5) to the gear case and cover
CAUTION
Replace the oil seals with new onesI827H1320041-02
Install the front differential gear assembly to the gear case Apply bond to the mating surface of the case(A)