Excel - 12BC373
Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 4 Series - Thin Gear - 8.875 in - GM 12-Bolt - Kit
Excel - 12BC373
Ring and Pinion - 3.73 Ratio - 30 Spline Pinion - 4 Series - Thin Gear - 8.875 in - GM 12-Bolt - Kit