2014 front ring gear not welded in!!!

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CAL_RamMan

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I'm going with 37 inch tires so there's no way ican keep the 3.55's

I don't understand why everyone thinks the 5.7 with 390hp cant push 37's with the 3.21s or 3.55s. For reference and I completely understand a different platform, but I have an 85 4runner with the 22re motor that on a good day can push maybe 110 hp an I run 35s on 4.10 gears. Yeah its a ***** getting up into the Sierras. I drive it from Sacramento to the Rubicon and fordyce trails. I don't see why 390hp cant push 35s or 37s?
 

Csanders1992

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It's not about the horsepower really. It'll move 37s but it'll be a dog. Your rpms would be way to low at highway speeds. It's just no ideal


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RLJ10X

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Usually when some one talks 37s, you can figure they're 20 something.

My truck makes 390 hp at redline. I don't drive around at redline all that much. If you're ok with driving around and it being a "*****", don't regear.

Guys that have the '12s on up, should be required to state wether they have the 6 or 8 speed transmissions when they talk regearing, because the six has that unforgiving stupid tall first gear, where as the 8 has that very easy going, monster low first.

So if you have the 645RFE, you'd better budget for some 4.56s. If you have the 8 speed, you can probably get away with those 37s, but 7th and 8th would probably be unusable.

Run the numbers. That's what I did before I regeared. The numbers won't lie.

If you have money for wheels, tires, suspension, crummy gas mileage, it seems silly to me, to not regear.
 
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jstacey8

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Dead serious told that buy 6 dealers now only problem is we're stuck with 3.92's, 3.55's, and 3.21's for gear choices until some aftermarket manufactures supports the zf axle and starts making gears for it
 

Hemi_Express2013

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Definitly the whole regearing is a b*tch on 13+. What are you gonna do besides spend the cash to regear or make more torque down low. The nice thing with getting the big valve ported heads and Comp cam 266VVT is it did everything and almost doubled my torque @ 3600rpms From 181TQ almost stock to 310TQ) and with the 3000 TC It stalls @ 3800rpm and from 4000rpm(330TQ) it's an open road to 380TQ. In third @ 125+mph@5000rpm. I'll keep these lame 3.55. You might have the show in the quarter but I'll be reeling you in and when you have no gear left at that mark I'll be taking you to school in the Texas mile. Throw a 125-150 shot on top that ported Intake, you might could not have the 1/4.
 
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kg93

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Definitly the whole regearing is a b*tch on 13+. What are you gonna do besides spend the cash to regear or make more torque down low. The nice thing with getting the big valve ported heads and Comp cam 266VVT is it did everything and almost doubled my torque @ 3600rpms From 181TQ almost stock to 310TQ) and with the 3000 TC It stalls @ 3800rpm and from 4000rpm(330TQ) it's an open road to 380TQ. In third @ 125+mph@5000rpm. I'll keep these lame 3.55. You might have the show in the quarter but I'll be reeling you in and when you have no gear left at that mark I'll be taking you to school in the Texas mile. Throw a 125-150 shot on top that ported Intake, you might could not have the 1/4.

yeah but how much did those ported heads, comp cam and tuning cost? as compared to spending probably 3 or a little less on getting some 4.56 gears in your truck.

dont get me wrong, id rather have both hahaha
 

greychevy

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Definitly the whole regearing is a b*tch on 13+. What are you gonna do besides spend the cash to regear or make more torque down low. The nice thing with getting the big valve ported heads and Comp cam 266VVT is it did everything and almost doubled my torque @ 3600rpms From 181TQ almost stock to 310TQ) and with the 3000 TC It stalls @ 3800rpm and from 4000rpm(330TQ) it's an open road to 380TQ. In third @ 125+mph@5000rpm. I'll keep these lame 3.55. You might have the show in the quarter but I'll be reeling you in and when you have no gear left at that mark I'll be taking you to school in the Texas mile. Throw a 125-150 shot on top that ported Intake, you might could not have the 1/4.

Yeah because I always race up to 200mph
 

RLJ10X

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HemiEx, your post is hard to read, partially because of the poor punctuation. Was the last sentence written by Jeff Foxworthy?

The problem with throwing a bunch of HP at the equation, is 2 fold. More HP, takes more fuel. Number 2: A lot of HP going to a very tall geared drive train, equals a lot of strain on the transmission.

In what world do you drive around @ 125 in a pick up truck? In 3 rd gear, no less.

I had 3.55s. I hated the fact that basically I had no first gear, and theoretically, that truck was geared to go 250 mph. How friggin stupid is that? @ 70 mph, with 4.10s, my engine is only turning 2000 rpm. That's plenty tall. My friend's Ford diesel is spinning 2200 at the same speed. Go figure. If I knew now, what I didn't know then, I'd have been tempted to do 4.56s. I can't wait to see what Matt does with those gears in the quarter.
 
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jstacey8

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Well I don't get why everyone says 37's with 3.55's is such a dog and should never do it but 3.92's and 37's in fine? I mean we're talking .37 difference in gear? Drive one truck with 3.55's and the same truck with 3.92's and your kinda scratching your head for the difference.
 

sbuko213

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I'm just trying to upgrade from the 3.21's so I'm not ****** with 35's, but **** me right?
 
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jstacey8

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You can go to the dealer and have them install them if your a 2014
 

sbuko213

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I'll have to look into that. I'm not sure if I'm gonna keep the truck long term yet though because I have a diesel itch tingling. But if I keep it the swap is definitely happening.
 
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jstacey8

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Any idea what they should charge? My parts guy said "around 6 grand"...:mf_pcwhack:

6 grand is way to much I was told around 1500 with gears but for me 3.55 to 3.92 ain't worth it so hopefully someone after market will start supporting the zf axle
 

Inside Man

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I love my 3.55's in my 2011 but the suspension is still stock along with the tires and wheels.
However i have a 6" and maybe a 3" BL in the works and on top of that some 22's and 37's. 3.55's aren't gonna fly so it is what it is when it comes to having to pay whatever the cost may be for 4.56. We have to pay to play. I should be over 3 grand in just gears and a locker and that's before install. I'm with you guys, I'm not installing that **** myself and i used to be a mechanic for a living. I wish we could fit 4.88's in these things.
 
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RLJ10X

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4.88s, are what you guys with big tires, need.

It drives me nuts that they don't put 4.10s in these things, stock.
 

Revo

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6 grand is way to much I was told around 1500 with gears but for me 3.55 to 3.92 ain't worth it so hopefully someone after market will start supporting the zf axle
That's with the 2014 8 speed, right?
 

Inside Man

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4.88s, are what you guys with big tires, need.

It drives me nuts that they don't put 4.10s in these things, stock.
Right on. With 37's 4.88's would put me pretty much where the 3.55's have me with the stock setup. Good power, descent gas mileage city and highway. 4.56's are close enough though.
 
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