Nitro Gear Dana 30 JK - 4.88 Reverse Ring & Pinion

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. 7.33" ring gear diameter 10 ring gear bolts 24 spline pinion 4.88 ratio Fits reverse rotation Dana Spicer 30 in Jeep JK Short pinion