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Jeep JK lift advice...

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A friend of mine had a yj she bought used after college. 33" and a chassis lift. Went through two motors because it had original gearing.

 

http://www.alloyusa.com/gear-ratio-calculator/

 

Keeping the same gearing may not be the wisest choice. With the proper gearing and larger tires mpg should stay the same.

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Gearing may be a little issue, but if it's not a daily your fine. Keep the lift under 3" otherwise your going to be spending a lot of money in axel geometry correction.

 

 

Terraflex is good, I have the rock krawler 1.5" lift, gave me about 2" overall lift and leveled out the nose. Love the ride too, with flat fenders I fit 35's, but I had to use extended bump stops in the rear to prevent rubbing at max flex.

 

I would skip the budget boost kits, and get a real spring kit, they make so many sizes now and they aren't that much more money or require that much more effort to install.

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My wife has a 2016 rubicon 4dr. Can bigger tires be put on without lifting it? If so what rim size/ tire combo works?

Thanks.

I ran my 35's with no lift but you need to use flat fenders like the bushwackers with at least 4.5 backspacing.

 

Forgot to mention, you will need to cut the front air damn and shorten the rock sliders in the rear.

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jk will clear a 33 with just a leveling kit, wheel spacers or higher backspace wheels will help. stock is a 32 basically so 285

 

heres a few from the web, linked because of size (thats what she said)

this is 235/70/17 on stock wheels with 1.5 spacers

https://lh3.googleusercontent.com/NBfF8Kyw1ULgjNaXrROkNGsmbWF9lnmWX2CkumNmNQs=w824-h1098-no

 

285/70/17, unknown mods

https://i.imgur.com/vFzOMbg.jpg

 

 

everybrand is going to vary on actual measurements and thus revs per mile, you can easily figure out the percentage change in rev/mile but it should be minimal

 

im still on 255s but i got a sweet deal on km1s in that size, i have the teraflex leveling kit tho. plans are to replace this set with 285/70/17 KM2s

13925319_10210625292610496_4223244146200

back doors are on because of tiny humans

 

tires seem to look smaller on JKUs

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