Product Line Excel from Richmond. Ring and Pinion, 3.73 Ratio, 30 Spline Pinion, 4 Series, Thin Gear, 8.875 in, Fits GM 12-Bolt, Kit. Ring and Pinion Ratio 3.73. Pinion Gear Tooth Count 11. Pinion Spline Count 30.
Richmond F8355, Kit Excel Fits Ford 8.0/3 High Performance & Racing Parts
Richmond F9389, Kit Excel Ring & Pinion Gear Set Fits Ford 9In 3.89 Ratio Perfor
Richmond CR925410, Kit Excel Ring & Pinion Gear Set Mopar4.10 Ratio 9.25 Perform
Richmond F88373, Kit Excel Ring & Pinion Gear Set Fits Ford 8.8 3.73 Ratio Perfo
Richmond GM75410OE, Kit Excel Ring & Pinion Gear Set Fits Gm 10Bolt 4.10 Ratio
Richmond GM75373OE, Kit Excel Ring & Pinion Gear Set Fits Gm 10Bolt 3.73 Ratio