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Old 05-15-2019, 09:51 PM   #2
Warrens69GMC
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Join Date: Jan 2003
Location: Safford,AZ
Posts: 3,613
Re: S10 rear end id.

Not 8.5, its a 7.5. Measure it, I believe 60" wheel mounting surface to wheel mounting for surface on 4x4

on passenger axle tube stamp with axle codes
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