7.25 Rear Durability

I had the 7 1/4 rear in my car when I first got it. Changed (not because it broke) to an 8 1/4, changed that (not cause it broke---Mopar Performance told me on the phone one time that they(8 1/4) will take 400 horse easy all day long) to the 8 3/4 I have now.

Lee