One thing to consider is the bending of axle tubes. This was always something Monte Smith pointed out. At high power levels, you can't stop the tubes from bending on a Dana. 9" rears have all sorts of stronger housings and their design makes them easy to brace up real good.
CHIP '70 hemicuda, 575" Hemi, 727, Dana 60 '69 road runner, 440-6, 18 spline 4 speed, Dana 60 '71 Demon, 340, low gear 904, 8.75 '73 Chrysler New Yorker, 440, 727, 8.75 '90 Chevy 454SS Silverado, 476" BBC, TH400, 14 bolt '06 GMC 2500HD LBZ Duramax
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