Service and installation manual for trailer axles.
SMCO-TA-1.3 MANUEL Trailer axle ENG 2009-05-19 rev3
Service and installation manual for drive axles.
SMCO-DA-1.2 MANUAL DRIVE AXLE ENG 2009 -01-16 rev2
Please review service bulletins for additional procedures specific to less common types of axle configurations through the following link.
P6a - Optimum Contact service bulletins