Dana 44 vs. Dana 50 vs. Dana 60 vs. Sterling 10.5 ?????
The Dana 50 has a smaller ring gear than the Dana 60. The 60's is 9.75", I don't know the size of the 50 off the top of my head. I believe both have the same axle shafts of 1.5" 35 spline.
-Cope
97 F-350 PSD ZF 5 Speed 4x4