mopar 8 3/4... pricey and strong, easy to work on and swap gears
mopar 8 1/4 ... under rated, gears inexpensive. (Actually not hard to do gears)
Dana 60 ... very pricey. strongest of them all!
ford 9in. ... an interesting idea
ford 8.8 ( i heard is an exact match) by--width and perch-- There is info here on a swap done...somewhere here.
ford 8 in. better choice out there...er...above
chevy 10 bolt junk
The MoPar 8-1/4 is very underrated rear end. It is strong enuff for most applications.
Are you raceing?
Does your engine have ALOT of torque?
If yes to the above, you may wanna step up.