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geezer#99 · 07-12-2014, 10:08 PM

Try this calculator.
Your 3.73's and 36" tires show 2263 rpm.
Just right for highway driving.
An o/d will drop you down to about 1600 rpm. Your motor likely won't be happy turning that slow.
http://www.advanced-ev.com/Calculators/TireSize/

07-12-2014, 10:08 PM	#2
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,777	Re: transmission help Try this calculator. Your 3.73's and 36" tires show 2263 rpm. Just right for highway driving. An o/d will drop you down to about 1600 rpm. Your motor likely won't be happy turning that slow. http://www.advanced-ev.com/Calculators/TireSize/