The knocking sound when turning is the limited slip. They tend to clunk in slow turns.
The free play is perfectly normal.
The rear doesn't have hubs, it has axles that connect to the differential via splines
96 T/A, Black/Graphite Leather, T-Tops, 6 speed, 10 speaker Delco/Bose "Monsoon"
Original owner, 217k miles and counting.
Total engine rebuild at 187,020 miles. AIR delete, bored .030 over.
Comp cams Xtreme Energy LT1 266HR-14 street cam and springs.
Custom leather interior at 190k miles. Total repaint 193k Miles