I'm not doubting your findings, well, maybe I am. I certainly do not intend to be offensive and hope you don't take it that way. I also am not trying to defend any vendors product. I have read your posts in the past and know you are on top of your game. I wish I had your knowledge when I had my AOD gone through, but that's another subject. I think a guy could make the argument that the design of the fabricated radius arms, landing at the axle at a higher point than stock arms do. causing them to sit slightly closer to parallel to the frame could potentially put the small end of the arm in less of a bind to start with and allow a little more droop. I always thought a guy should cut the radius mounting tabs off the frame and weld them on angled down in a more neutral position to start with