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Old 01-06-2022, 06:00 PM   #13
THI
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Join Date: Jan 2017
Location: Traverse City, MI
Posts: 168
Re: C30 dually rear diff gearing options help please

4.10's are just under 3,000 @ 60 mph - 3.73 are around 2,700 @ 60 mph

It will go faster than that, but I like to limit myself to 65 mph when towing, have gone as much as 75 mph on interstate, just felt I had better control @ 65
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