G2 Axle and Gear Dana. It is made of 35 replacement axle shaft- Dana 35- 30 spline- 30 5/8 inch overall length- 5 on 4.5 inch and 5 on 5.5 inch bolt circle- driver side- 1/2 inch X 20 UNF wheel studs- for use in 90-06 jeep YJ/XJ/TJ (C-clip) w/30 spline upgrade.