6.50 Ring &Amp; Pinion 9" Fordring And Pinion, 6.50 Ratio, 28 Spline Pinion, Ford 9 In, Kitring And Pinion Ratio6.5Pinion Spline Count28Pinion Gear Tooth Count6Ring Gear Tooth Count39Ring Gear Diameter9 Inpinion Shaft Diameter1.313 Inring Gear Bolt Quantity10Rotationstandardinstallation Kit Includednoring Gear Materialsteelring Gear Colornaturalring Gear Finishnaturalquantitykit