1986-1987 Honda TRX350 FourTrax 4X4, 1987-1989 TRX350D Foreman 4X4 Service Manual, Page 121Get this manual
AL TERNATORISTARTER CLUTCHGEARSHIFT LINKAGE
STARTER REDUCTION GEAR
REMOVAL
Remove the starter reduction gear cover bolts and the cover
Remove the gasket and dowel pins Remove reduction gears B, C, and the shafts
INSPECTION
Inspect the starter reduction gear teeth for wear or damage
After '86: Check the reduction gear bearing for excessive play or damage and replace if necessary
(5) REDUCTION GEAR BEARING