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71K20chevy · 03-13-2015, 05:22 PM

Using this calculator, I figure you either have 3.08 or 3.23 gears.
http://www.ringpinion.com/Calculators/Calc_RPM.aspx

You could change the tranny out for say a 700r4, but is the expense really worth it?

03-13-2015, 05:22 PM	#7
71K20chevy Registered User Join Date: Jul 2012 Location: Ft Wayne Indiana Posts: 1,205	Re: rpms = speed Using this calculator, I figure you either have 3.08 or 3.23 gears. http://www.ringpinion.com/Calculators/Calc_RPM.aspx You could change the tranny out for say a 700r4, but is the expense really worth it? __________________ 71 K20 64 GMC mud truck