What gear is everyone running

Richmond 4.10 now. I have used Richmond gears only! 3.91, 4.56 and 5.13 never had a failure or heard them whine.
Ditto!

3.55’s in the wife’s Cuda. 360, 904 Automatic 224@050 HR.
4.10’s in my Cuda, E body, 360/4spd 255@050 solid roller
4.88’s drag race Duster, stroked SB, M1 tunnel ram, 904
3.55’s ‘79 Dodge Magnum, 360/904 street cruiser, like Abodybomber, only a B body.