Richmond - 79-0031-1
Ring and Pinion - Pro Gear - 5.57 Ratio - 30 Spline Pinion - 4 Series - 8.875 in - GM 12-Bolt - Kit
Richmond - 79-0031-1
Ring and Pinion - Pro Gear - 5.57 Ratio - 30 Spline Pinion - 4 Series - 8.875 in - GM 12-Bolt - Kit