93z28de

ok i was at a junk yard the other day and thay have a cop chevy caprice from the 90s i got looking at the rear end brake's and they say pbr. I was wanting to know if that set up off the chevy caprice will fit my 92 camaro rs. SO can i have a like ,90-97 z28 setup finding pbr set up off a 3gen or 4gen camaro in lower delaware seams hard and when i find them on a forum there ether really costly or gone. thanks for any input and time