Synergy 8569-03 - Dodge 2003-2012 AAM 9-1/4 Front Axle Truss Kit - Manual (Page 6)

9) Once satisfied with fitment, remove paint and clean all areas to be welded. Tack truss plate in place.
10) Repeat steps 5-8 for the short side plate (856903-02).
11) Fully weld truss plates. Note, weld on front side primarily. Wrap onto back side and add a pass or 2 on
the back of the plates.