1965 vs 1973 7.25” small bolt pattern axle

Oh… okay. Thanks for that heads up.
I just looked that up on rock auto. Your right- different bearing. Thanks for the skool lesson.
No problem. We had a discussion on 8 1/4 rears some years ago. A whole bunch of us, learned a lot back then. This is how we all learn, by using each other's experience.