I have a ZG 3.36 rear for my 69 Firebird, A/T. I am looking for a rebuild kit that includes the parts for the As well. I am also looking for a video/book/website that I can use to help me rebuild it. Any help is greatly appreciated!

Have a look at this thread

https://firstgenfirebird.org/forums...gus68+%2Baxle&Search=true#Post306722

I know it is a Chevy file, but this is one of the better illustrated guides:

Another source for BOP 8.2 rebuild kits:

Randy's Ring and Pinion

Thank you!