Outer Limits 4x4 Board

something has brocken in my rear dif and i have no drive to either wheels it's fited with an arb air locker,but there is no grinding or clunking sounds. has this hapened to anyone else?

any feedback would be apreciated.

with the car sitting on the ground and it in neutral can you spin the tailshaft buy hand?
ie broken pinion
does the tailshaft spin when it is trying to drive in gear ?
ie no dirve from the box