Yes the difference is in the spring hangers. Why? Dodge just had to be bigger I guess. You can use the front clip and pans from a 66-70 2 or 4 door and wagon. Rear frames from 68-70 2 or 4 door. Trunk pan and extensions are 68-70 Charger only.
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