8.5 10 bolt internal interchange question - The 1947 - Present Chevrolet & GMC Truck Message Board Network



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8.5 10 bolt internal interchange question

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12-03-2021, 10:49 PM

weim55

Registered User

Join Date: Jan 2017

Location: Larkspur, Colorado

Posts: 921

Re: 8.5 10 bolt internal interchange question

Quote:

Originally Posted by 87Flh

I also have an 87 with the 8.5. I bought a posi unit out of a 90s era Impala SS and it fit just fine. Had to upgrade the axles to 30 spline, but the diff went right in. Hope this helps.

Production axles that you swapped in or did you have to have custom axles made?

Steve weim55 Colorado

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