Funny it is now 2015 some one out there must have used QA1 upper A arm and and what about the lower any one put it on a lot of bs out there makes it hard to make sense of it all what is good and what is not 1972 demon would like to upgrade the whole front end disc brakes ect. so who out there has used QA1 upper and lower for the stock torsion bars and what about the ram man?? his disc brakes set up? anyone deal with him yet Thanks