Changing to BBP. Brake questions

Almost all later 73 and up A body with disc brakes and also earlier b - e 10” brakes are 10x2.5”. As well as diplomat, volare, aspen, New Yorker, 5th avenue, and some smaller truck brakes too

when you get the backing plates also take the spreader bars and maybe even the e brake levers. Don’t listen or to or worry about a different post previously here saying the cables attach differently. They don’t.
‘it’s an easy conversion