The new rear axle and suspension mock-up is basically done. I didn't like the stock type 73-87 spring hangers. I instead went with 73-87 shackle flip hangers from Off Road Design. I used two sets of rear hangers to do the job using the shackle flip on the rear.
Here is one of the hangers used for the passenger side front end of spring -
Rear hanger with the shackle flip -
