Product Overview 4.88 12 Bolt GM Pass Ring and Pinion - Pro Gear - 4.88 Ratio - 30 Spline Pinion - 4 Series - 8.875 in - GM 12-Bolt - Kit Reviews (No reviews yet) Write a Review
Quick view Add to Cart RICHMOND 4.88 12 Bolt GM Pass 69-0033-1 MSRP: Was: Now: $393.99 Quick view Add to Cart