Richmond 3.90 8.5In 10 Bolt Gm 49-0034-1

Richmond 3.08 8.5In 10 Bolt Gm 49-0017-1Ring and Pinion - 3.08 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.625 in - GM 10-Bolt - Kit

Richmond 3.42 8.5In 10 Bolt Gm 49-0278-1Ring and Pinion - 3.42 Ratio - 30 Spline Pinion - 3 Series - 8.5 in - GM 10-Bolt - Kit

Richmond 3.73 8.5In 10 Bolt Gm 49-0041-1Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 8.5 in / 8.625 in - GM 10-Bolt - Kit

Richmond 3.23 8.5In 10 Bolt Gm 49-0019-1Ring and Pinion - 3.23 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.625 in - GM 10-Bolt - Kit

Richmond 3.90 12 Bolt Gm Pass 49-0040-1Ring and Pinion - 3.90 Ratio - 30 Spline Pinion - 3 Series - Thick Gear - 8.875 in - GM 12-Bolt - Kit