The rear end bolted right in.....and measured correctly from perch to perch. I don't know, but it is FOR SURE an 11x2 set up. Wasted some $ and an afternoon finding that out!
Right, everything is made of gold if three people need it! So unless someone offset the springs in to A-body specs for tire clearance & re-used their brakes on an older B, it
was an upgrade, just not the popular one. There shouldn't be a shortage of the popular ones yet though, so a simple backing plate swap..........................