Suzuki 2003-2007 DF60 DF70 Outboard Motors Service Manual, Page 265Get this manual
LOWER UNIT
2Install the propeller shaft and the housing assembly (minus the reverse gear and the internal components)3Push the propeller shaft inward and hold in position4Using the driveshaft holder, rotate the driveshaft times09921-28710: Driveshaft holder
5Carefully pull out the propeller shaft and the housing to check the tooth contact pattern
Concave side Convex side Heel
Tooth width
Toe Tooth top Tooth bottom TOOTH CONTACT PATTERN