Mushy brakes 4 life...

They are Chrysler OEM. For what it’s worth... RockAuto has an 11” drum that measures 4.23” overall “height”. Where I am at 4.5. That 1/4 would seem to be to be what I need. Now... they don’t list if that’s a 2 or 2.5” drum. I’m not taking a guess chance though.