2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 311Get this manual
Right Hand Rotation Unit: Pinion Gear Place pinion gear (1) in gearcase 3A-17
Install the bearing outer race (4) and pinion shim (5) to driveshaftI9J011310077-01 I9J011310080-01
Driveshaft Assemble the driveshaft collar (1) to driveshaft Install the pin (2)
Driveshaft Oil Seal Housing Apply water resistant grease to the driveshaft oil seal: Grease 9900025161 (SUZUKI Water Resistant Grease (250 g)) Apply water resistant grease to O-ring (1), then install O-ring into groove on the driveshaft oil seal housing (2)