64 cuda 7 1/4 rear

i had a brand new set of u.s. gear (by strange) i had got for my old dakotas 8.25 in 3.55 that would sing like crazy! no matter what i did to move then aroud. Got them warrenty & went whith mopar oem gears problom solved! more money but set up easy & not one peep from them! latly aftermarket gears for mopar 8.25 & 9.25 have had probloms!