1986-1987 Honda TRX350 FourTrax 4X4, 1987-1989 TRX350D Foreman 4X4 Service Manual, Page 211Get this manual
REAR WHEELSUSPENSION REAR AXLE INSPECTION Install the wheel hubs onto both ends of the axlePlace the rear axle in V-blocks and measure the runoutSERVICE LIMIT: 3.0 mm (0.12 in)
(1) WHEEL HUBS
REAR WHEEL BEARING INSPECTION
Turn the inner race of each bearing with your ingerThe bearings should turn smoothly and quietlyAlso check that the bearing outer races it tightly in the bearing housing and brake paneRemove and discard the bearings the races do not turn smoothly or quietly, or if they fit loosely in the bearing housing and brake panelNOTE Replace the bearings in pairs