a waggy 44? thats the route i would go and run leafs. leafs are simpler and cheaper and a well setup pack will perform as well or better than stock ford radius arms. you will lose the high pinion though. but its not much of a strength difference since you will break outer shafts and u-joints before ring gear strength will be an issue
Knowing Mark, I am confident he will take what most scrap and make a diamond in the rough.
RCV axles and Ballistic ball joints
Not sure which bank to rob cause they be expensive.