Just wondering how much one is going to cost
Does one from an AAR cost more
These are the last few I've seen listed
https://www.ebay.com/itm/155440603736?fits=Year%3A1970%7CModel%3AChallenger%7CMake%3ADodge&hash=item2430fb6258%3Ag%3A%7E-YAAOSwIDVkBWjT&amdata=enc%3AAQAHAAAA4BCBJ%2FLFmmoAQlbt3eEacmQBOp8jTaVDmHvflljqwuoR%2FvxH30zTJ6wPYhI5f8y9RiLKZDRIOMt1JaehIxrweUmOQShkrgYPyctpSIXgDxI8bPJRT9RhfPFg9ZCyWiVghQIPSVgpULRoMILi9H%2BDeAKhVe2uvXeMs6L%2BnfYsfUn%2BEAhx%2Fv9M1Ta314VQ1rQFTBrfFG3MpNAmcCS2V8oCBBklGb8%2BbJ%2F6P%2F5ofBEM6hnMctKPDvoKIwEM7ZFOdaBRGE1Mw5GtzWJTSYSHjQ6SCgveAcACj5hA1v4G5%2B7NErtG%7Ctkp%3ABk9SR8zXoa3kYQ&LH_ItemCondition=4&nma=true&si=Y%252FWG7nJNE0jNVIOg9d7cPUZ0JzE%253D&orig_cvip=true&nordt=true&rt=nc&_trksid=p2047675.l2557
and
https://www.forebodiesonly.com/forum/threads/1970-1971-power-disc-brake-parts.28536/
From what I've found recently it costs from $250-$350 to get one rebuilt depending on who you go with.