70/2 the caliper mounts on the back of the spindle and 73/4 it mounts on the front. Can't remember for sure if 73/4 is the pin style like 70/2 but I think it is.
72 Satellite Sebring Plus 440, 72 Dart 5.9 4-spd, 68 Valiant, 73 W200, 78 D100 sb, 78 D200, 98 DAKOTA, . Moparmarks Parts & Restorations Desert Mopar Metal Grand Jct. CO 970-261-7039 http://moparmark.com/ motormangj@gmail.com
