2003 Johnson ST 55 HP WRL 2 Stroke Commercial Service Manual, PN 5005483, Page 195Get this manual
GEARCASE ASSEMBLY
Pinion Gear and Driveshaft Installation
Refer to DRIVESHAFT SHIMMING and Driveshaft Bearing Housing before proceedingPosition the driveshaft thrust bearing, thrust washer, and shim(s) (selected earlier) on the driveshaft, exactly in order shown
Using Driveshaft Seal Protector, PIN 312403, slide the driveshaft bearing housing onto the driveshaft
1Seal protector
COA3130
Move shift rod to position clutch dog as far forward as possibleBe sure excess grease is removed from the pinion bearing1Thrust bearing 2Thrust washer 3Shim(s)
COA3168
Degrease inside taper of the pinion gearPosition the gear in the gearcaseDegrease the driveshaft taper and install the driveshaft into gearcasePosition pinion gear on driveshaft