It would b nice to know what version the replacement drive units are that folks are getting. On your repair order it will say something like this.

Replaced vehicles rear drive unit assembly. Secured rear suspension and topped off all
fluids. IR
Part Quantity 1

ASY,PTRAIN,
RMN,MDLS,BASE,CMC,HS,FA2+
(1025276-00-Q)
“Q” is the version number, yes they started with “A”
Is anyone beyond Q maybe R, S, T. Hopefully not W,X,Y or Z