2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 312Get this manual
3A-18 Right Hand Rotation Unit: Pinion Nut Apply thread lock 1342 to the threads of pinion nut (1) before threading it onto driveshaft: Thread lock cement 9900032050 (SUZUKI Thread Lock 1342 (50 g)) Tighten pinion nut to specified torqueNOTE It is recommended the original pinion nut be used for the purposes of shimming during repairA new pinion nut should be used on final assemblySpecial tool (A): 0992128710 (Driveshaft holder) Tightening torque Pinion nut (a): 120 Nm (12.0 kgf-m, 86.8 lbf-ft) Checking Driveshaft Thrust Play Before installing reverse gear, driveshaft thrust play should checkedRefer to "Lower Unit GearsShimming and Adjustment" (Page 3A-24)Special tool (A): 0995109530 (Gear adjusting gauge)