Dropout Assembly Toyota 8 Rear W/Dura Grip Lsd 30 Spline 4.11 Ratio 8 Inch Toyota 4.11 30 Spline Grizzly Locker 3RD Member Assembly W/ Yoke Yukon Gear & AxleYukon dropout assemblies are built by expert Yukon techs, come fully shimmed, backlashed to spec, and ready to install. Yukon dropout assemblies are built by expert Yukon technicians and come complete, properly shimmed and backlashed to spec. All you do is install the third member into your diff housing, bolt on the diff cover, add fluid, and roll. This unit features a nodular iron case which improves rigidity and power handling, reducing deflection