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Old 08-14-2020, 06:20 PM   #11
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Join Date: Dec 2012
Location: Temple City
Posts: 2,304
Re: Rear differential help please

On my 07 gmc with a 4.8 I ran 4.56, but if I had it to do over 4.11's or 4.33's would of been my choice. I had stock steel 17's though.

The 4.56's were not bad, and suited the truck well. Just ceuising over 75, a.d it was always wanting to down shift.
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