How to install spider gears in rear differential in a 2006 Z71 g80 locker 373?

To install spider gears in the rear differential of a 2006 Z71 with a G80 locker and 3.73 gears, first, remove the differential cover and drain the gear oil. Next, remove the ring gear and the differential case to access the spider gears. Replace the old spider gears with the new ones, ensuring proper alignment and lubrication, then reassemble the differential by reversing the disassembly steps. Finally, refill the differential with the appropriate gear oil and check for proper operation.