2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 288Get this manual
3B-13 Differential: Tighten the front drive (differential) case cover bolts to the specified torqueTightening torque Front drive (differential) gear case cover bolt (a): 23 Nm (2.3 kgf-m, 16.5 lb-ft) 2WD4WD Shifting Sleeve Inspect the 2WD4WD shifting sleeve for wear or damageIf any defects are found, replace the 2WD4WD shifting sleeve with new one (a) (a)
I827H1320044-02
I831G1320054-01
Front Drive (Differential) Related Parts Inspection (LT-A400F, LT-F400F)
Refer to "Front Drive (Differential) Assembly Disassembly and Assembly (LT-A400F, LT-F400F) (Page 3B-5)"