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06-17-2011, 06:40 AM
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Registered User
Join Date: Dec 2009
Location: Madison, Wi
Posts: 80
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HC8 3.21 Gears For Dana 70hd or 14 Bolt?
HC8 RPO 3.21 ratio gears....
Does anybody have info on what these came in? Production numbers? Standard on which trucks? Where I could find some? I want them for my 1987 R30 cummins conversion. I need a taller gear for the tire size I am running and expected cruse rpm. I have a 3.73 Dana 70HD right now. Thanks alot! |
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