Rear end noise?

[thegipper]

So lately I've been having this awful rear end noise.

I opened up the rear differential and found this.

Is this normal?

[emoji39]

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[Mike Kilo]

:rockthrow::caked:

good one!

 

[RedSled]

Button her up, and slap it back in, your good for another 100,000 :roll::doh:

 

[nissanh]

That is not from a toyota

 

[Black798]

Chevy 12 bolt?