Rear Differential

[JamesG]

I am wanting to replace my stock 4 lug rearend, Do any of ya know what other Rearends are interchangable? I want to go 5 lug

 

[RaggedGT]

Factory V8 car? What year?
If it’s an 8.8 rear-you just change the axles /brakes to 5 lug

 

[JamesG]

6 cyl 7.5 Diff