Ring and Pinion - 4.10 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.6 in - GM 10-Bolt - Kit
Ring and Pinion - 4.10 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.6 in - GM 10-Bolt - Kit