The upside is that socket is the same as 34mm.1-5/16 inch impact socket to remove the nut frim the pitman arm on Uncle Bill's Cuda.
Thanks to local NAPA in Moore I got it done today.
Seems like there's a whole thread about tools you have to buy but usually use them then put them away never to be used again. But I can't find it.
You can now replace front wheel bearings on later model Impalas.