My springs are bagged and sagged.
I bought Monroe MA757 here under my 73 Satellite.
Mopars used the same rear shock part #'s for many years up to 1976 or as late as 1978 depending on body style..
I run 45 PSI and with 3 kids and their gear onboard it sits well.
I moved my Mom with this car and it never sagged with the shocks.

Here's how it looked before the shocks...