Suzuki DF 40 Service Manual page 249

9-15 LOWER UNIT
DETENT BALL
Insert the plate , spring and detent ball into gearcase.
Shift cam
FORWARD GEAR
Place the forward gear bearing and back-up shim in posi-
tion, then install forward gear .
99000-22540 : Suzuki Outboard Motor Gear Oil
DRIVESHAFT THRUST WASHERS
Install the two driveshaft thrust washers , .
The lower washer( with the tab) is located as shown.
DRIVESHAFT SPRING COLLAR
Install the collar on top of the two thrust washers.
PINION GEAR
Place pinion gear in gearcase.