Here Is an Original Mopar 8.75 out of a 1968 dart. you can see it has perches for both standard and 3" inboard spring kit. This is a SBP 5x4.0 lug pattern, 742 drop out with 3.23 gear on an open carrier. Included are the springs, brakes, cables, lines, etc.
One note is that one of the studs...