Product Overview Us Gear 01-888488 Ring and Pinion - 4.88 Ratio - 30 Spline Pinion - Thick - 8.875 in - GM 12-Bolt - Kit
Yukon Gear & Axle Yukon Gear & Axle ZG GM12P-373 USA Standard Ring & Pinion Gear Set For GM 12 Bolt Car in a 3.73 Ratio
Yukon Gear & Axle Yukon Gear & Axle ZG GM12P-342 USA Standard Ring & Pinion Gear Set For GM 12 Bolt Car in a 3.42 Ratio