Jk gear ratio chart
The last field is the gearing options. Jeep Wrangler JK Gear Ratios.
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Heres a formula you can use to calculate your vehicles tire diameter.
. Make the necessary changes to your speedo by replacing your Jeep Speedometer Gear. Count the number of times the drive shaft. If you have an automatic transmission your RPM will higher due to.
38 jk gear ratio charts. Wandering trail blog mechanical gear ratio charts Choosereview the correct chart with your JKs. In order to get the best ratio for your Wrangler you.
So the math would look like this. The following chart of Tire sizes and axle gear ratios are meant to give a general idea of the relationship between the differential gear ratio and the tire size and what effect the ratio has on power output and fuel economy. Put the transmission in neutral and spin the rear wheels.
This chart is based on 65 MPH and a gear ratio of 11 on a manual transmission in 4th gear. 2013 JK gear ratio chart. For simplicitys sake the chart assumes you have a 11 ratio with a.
Jump to Latest Follow 1 - 8 of 8 Posts. Fuel economy green every day driving yellow and increased power red. We know that 4th gear in my 08 auto trans is 69.
From experience and friends it seems that 456 is a good manual final axle ratio and 538 07-11 or. The three colored bands are for. The chart is based on RPM levels at 65 mph 105 kph and a drive train running at a 11 gearing ratio meaning the.
My charts are not the gospel on gear ratios but will give you a decent idea. The chart below will assist you in finding your new gear ratio needed to give you optimal performance. CROSS SECTION WIDTH x 0ASPECT RATIO x 2 254 WHEEL DIAMETER OVERALL TIRE DIAMETER.
How to use the calculator. Does anyone have the gear ratio chart for the 2012. Around The Campfire.
12 X 38 456 The below table. A basic method to calculate is to mutiply 12 by your tire diameter. So we take 30068 and.
We are a new forum dedicated to the 2007-2012 Jeep Wrangler JK driven by. Joined Sep 28 2011 55 Posts. This chart is based on a drivetrain running at a 11 gear ratio at 65 MPH using a.
Put a chalk mark on the top of the tire and the top of the drive shaft. 58612 x 513 30068. A engine size 38L or 36L.
Gear ratio chart 2012 Auto. You will need to fill in the fields based on your desired setup. Tire rpm x gear ratio driveshaft rpm.
2011 JK Rubicon 2 door 6. Bellevue Ohio 44811. I am particularly interested in the difference between the new auto transmission and the old.
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