28s on Overland Rig!

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01-31-2012 | 05:54 PM

#11

dstock

JK Enthusiast

Joined: Dec 2009

Posts: 439

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From: Torrance, CA

Quote:

Originally Posted by rrcross

Great point! hadn't thought of the rpms for freeway

I am getting the 4.1 gearing on the automatic which by Jpop's chart would yeild 2761rpms @ 70 for 29in tires...and 28s drop off the chart

So 28s are now definately out of the question.

Did Jpop's chart get updated for the 2012's? The new automatic has different gearing so if the chart hasn't been changed for the 2012's it doesn't apply.

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01-31-2012 | 07:53 PM

#12

RayHoliO

JK Enthusiast

Joined: Nov 2010

Posts: 411

Likes: 0

From: joplin, mo

As I understand it.. 4:10s actually get better gas mileage with 35s than with 32s..

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