Forum Discussion
StingrayL82
Jun 04, 2018Explorer II
I use this site and plug in the numbers
(1:1 on the transfer case, since it's a 4WD site): Final Drive RPM Calculator
2587 RPM @ 55MPH
2822 RPM @ 60MPH
(1:1 on the transfer case, since it's a 4WD site): Final Drive RPM Calculator
2587 RPM @ 55MPH
2822 RPM @ 60MPH
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