Makes      Ford      E-100 1/2 Ton      Rear Differentials (4WD)
Ford E-100  1/2 Ton Rear Differential Ford 9 (9 inch) - 28 Spline - Ford 9 - 28 Spline
Image may vary from actual product
Ford 9" (9 inch) - 28 Spline  Years Used on E-100 1/2 Ton: (1968 - 1983)

Ford 9" - 28 Spline

Ford E-100  1/2 Ton Rear Differential Ford 9 (9 inch) - 31 Spline - Ford 9 - 31 Spline
Image may vary from actual product
Ford 9" (9 inch) - 31 Spline  Years Used on E-100 1/2 Ton: (1968 - 1983)

Ford 9" - 31 Spline

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