Nitro Gear Chrysler 8.75" 4.56 Ring & Pinion - 89 Housing

* Fits Chrysler 8.75" "89" case housing * 8.75" ring gear diameter * 29 spline pinion * 12 ring gear bolts * 4.56 ratio All Nitro Gears are computer-controlled forgings, forged out of 8620 Steel, fully automated turning, Single pass cut, and then vacuum heat treated, the sum of these processes is the ultimate aftermarket gear. This is a high performance Quiet gear, perfect for any vehicle from Stock and beyond, it will handle the rigors of big tires or high horse power.