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-   -   4.10 and 35's (https://www.jk-forum.com/forums/modified-jk-tech-2/4-10-35s-140697/)

dizk 08-18-2010 10:36 AM

4.10 and 35's
 
Is anyone currently running the stock 4.10 gears with 35 inch tires? If so how does it run? Is it unbearable or not too bad? Any help turning O/D off?

ARubicon 08-18-2010 10:41 AM

I don't think it is unbearable, but I will upgrade my gears when finances allow. I have a manual so turning off OD is not an option for me. It is ok driving around town, but pretty bad on interstate driving.

lowNslow 08-18-2010 10:45 AM

I have automatic with 35's and the 4.10s drove to Michigan from Tennessee with a superchips programmer and got 18 mpgs... I will regear when finances allow but after driving a TJ with 3.73s and 33" tires and a 2.5 4 cylinder and automatic. I feel like I am in a hot rod now.

JayhawkJeep 08-18-2010 10:48 AM

Did 6 months with 35's on 3.73's. Not ideally but survivable.

dizk 08-18-2010 10:50 AM

thanks for the fast replies everyone. Sounds like I might stay with 4.10s for a while until I get a little more cash.

nthinuf 08-18-2010 10:56 AM

I'll be the voice of dissension here, I thought the performance with stock tires/gears was poor enough. (Sahara 3.73's with 32's) Could I be happy on the freeway with stock gears and 35's? Not a chance...

I ran 5.13's with 32" tires for 6 months before going to 35's, that was acceptable power. :D

bobbyspaghetti 08-18-2010 10:58 AM

Yea
 
Member John Smack is running 37's on his stock rubi 4.10 I beleive.

Pluke the 2 08-18-2010 10:59 AM


Originally Posted by nthinuf (Post 1812005)
I'll be the voice of dissension here, I thought the performance with stock tires/gears was poor enough. (Sahara 3.73's with 32's) Could I be happy on the freeway with stock gears and 35's? Not a chance...

I ran 5.13's with 32" tires for 6 months before going to 35's, that was acceptable power. :D

Ya but, 5.13's with 32's is going to shread your tranny, right? and it isn't your DD, where you drive to work 10 mile commute, right? (Just guessing here)

nthinuf 08-18-2010 11:03 AM

Yep, it is my DD. And it's an auto. That .69 O/D goes a long way.

I was at 2600 rpm @ 70, far from tranny shredding velocity...

People really need to get a grasp of the drive ratio's behind this weak ass engine... :dontknow2:

asrautox 08-18-2010 11:10 AM


Originally Posted by nthinuf (Post 1812005)
I'll be the voice of dissension here, I thought the performance with stock tires/gears was poor enough. (Sahara 3.73's with 32's) Could I be happy on the freeway with stock gears and 35's? Not a chance...

I ran 5.13's with 32" tires for 6 months before going to 35's, that was acceptable power. :D

You're also a mile high, which completely sucks the life out of most engines. Our stock Sahara is a 6mt with the 3.73's and you pretty much have to stay in 3rd or 4th gear to make it up most of the mountain passes... I plan on switching to 4.88's soon and will likely only upgrade to 33's...


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