Dana 44 G2 Full Spool 4130 Heat Treated Chromoly 30 Spline 3 Series 3.92 and Up
Dana 60 Spicer Full Spool Forged Chromoly 30 Spline 3 Series 4.10 and Down
Dana 60 Spicer Full Spool Forged Chromoly 35 Spline 4 Series 4.56 and Up
Ford 8.8" Spicer Full Spool Forged Chromoly 31 Spline
Ford 9" Full Spool 35 Spline