69 Camaro Brake Calipers

[jrm3]

Team,

I am trying to confirm a GM part numbers for a 1969 Front Brake Calipers  (Both Left and Right)

I have two sets

5469487
5469486

Which is the left and the right

The other pair has a part number of 5470677  What does this go to?

Please advise

Thanks,

Tre'