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AFter SAS, more lean to one side than before...

Old Aug 22, 2007 | 07:00 AM
  #1  
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AFter SAS, more lean to one side than before...

Well, before the SAS, I noticed some passenger-side lean.

Since the SAS, it's gotten worse. I'm wondering if it's because of the gas tank? Anyways, I look under the front of the rig, and it's obvious that the pass. leaf spring is compressed more than the driver's side.

Any ideas?
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Old Aug 22, 2007 | 08:00 AM
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From: newnan, georgia
mine does that exact same thing, passenger side lean, ive seen this question before and ive asked it myself, most of the guys here say that it is because the springs are so soft and runners are relatively heavy so they just lean.
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Old Aug 22, 2007 | 08:32 AM
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you did add height to your passenger side perch, didn't you? what springs did you use? did you use stock springs (which are different side to side) or some aftermarket?
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Old Aug 22, 2007 | 09:27 AM
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Originally Posted by idayota
you did add height to your passenger side perch, didn't you? what springs did you use? did you use stock springs (which are different side to side) or some aftermarket?
Trail gear SAS kit, which includes the perch spacer to raise the 85 pass. spring perch to equal height, T-G 5" springs.

Either way, it's noticeable that the pass. side spring is compressed more...I'm guessing there's just an unbalance in weight distribution side to side in the truck or something? Fuel tank?
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Old Aug 22, 2007 | 01:17 PM
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Was your girl/wife in the truck when you noticed that? Hehehe sorry for the cheap joke!

David
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Old Aug 22, 2007 | 02:43 PM
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Most of the SAS trucks I have seen have a slight lean. Mine does it, but I dont think its a problem...more of an asthetical issue in my opinion.

Custom Alcan springs are a solution.
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Old Aug 22, 2007 | 03:01 PM
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From: SRQ, FL
Originally Posted by Blizzard
Was your girl/wife in the truck when you noticed that? Hehehe sorry for the cheap joke!

David
no, and she weighs 130lbs anyways, lol.
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Old Aug 22, 2007 | 03:15 PM
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Is it a "gangsta lean" by any chance? Maybe the SAS has just given your 4Runner some street cred.

Mine leaned a bit at first, but then the springs got worn in and it sits even now. I'd recommend wheeling it a bit and see where it ends up. If still leaning PS, then consider a spacer if you find the lean problematic.
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Old Aug 22, 2007 | 04:49 PM
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mine leans a bit too, to the same side. it isn't a problem at all, just looks funny.

the 3/8" spacer goes on the driver side perch, by the way...
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Old Aug 22, 2007 | 06:13 PM
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Originally Posted by chimmike
Trail gear SAS kit, which includes the perch spacer to raise the 85 pass. spring perch to equal height, T-G 5" springs.
yeah, i hope you welded that spacer to the driver's side...chances are you did.

probably just cheap springs in combination with uneven load or something. if it bugs you, take your spring packs out, lay one on the concrete, mark the concrete and lay the other over the marks to see if they are different. if they are not, you know where your problem is...either different spring rates or uneven loading.

if you dont care that much, just get used to leaning your head slightly the other way....
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Old Aug 22, 2007 | 08:05 PM
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If it leaned BEFORE the SAS, then obviously the SAS didn't cause it.

So it must be a weight thing...try having someone check it while YOU sit in the vehicle...and take some pics for heaven's sake.

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Old Aug 22, 2007 | 10:03 PM
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good eye wabbit...keep us from going in circles
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Old Aug 23, 2007 | 04:40 AM
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oh I know it's the lean, I mean it's clear that the pass. spring pack is compressed more than the driver's side. I'm wondering if there's just a spring rate difference between the two packs. I don't want to do like a helper leaf though because I think making the different spring rates between sides could wreak havoc.
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Old Aug 24, 2007 | 09:07 AM
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Yup my runner does it too.
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Old Aug 24, 2007 | 09:17 AM
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Mine leaned about 1/2" when I was done. I created a hybrid leaf pack to level it out and lower it slightly.
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Old Aug 24, 2007 | 10:46 AM
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There is more weight on the passenger side. Couple of notable items:
- Battery, gas tank and front-drive section of the transfer case.

So that side of the suspension will settle first as the springs break in. Over time, they may level out. The other option is to swap springs side-side once they are done breaking in and that should level things out.
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Old Aug 24, 2007 | 11:42 AM
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Cool, thanks 4crawler
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Old Aug 24, 2007 | 12:00 PM
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From: Thornton, Colorado
Originally Posted by 4Crawler
There is more weight on the passenger side. Couple of notable items:
- Battery, gas tank and front-drive section of the transfer case.

So that side of the suspension will settle first as the springs break in. Over time, they may level out. The other option is to swap springs side-side once they are done breaking in and that should level things out.
And they switched it on the 3rd gen 4runners and tacos. Everything is on the driver side.
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Old Aug 29, 2007 | 09:17 PM
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first off Quote:
Originally Posted by Big_Denny
i have been trying to find the dip stick for my rear differintial and just can not fid it is there a posibilty that the previous owner removed it? or lost it? he seemed pretty dumb and didn't know about wheeling "

thats the funniest i heard ever in my this week...but back to point...
would parking two tires on da curb while the break in help to even load while they're wearn in?
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Old Sep 2, 2007 | 08:13 PM
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Originally Posted by chimmike
no, and she weighs 130lbs anyways, lol.
Yeah mine weighs even less...around 110. That side does lean I noticed it when I had my brother driving it and I was following him. It happened more after the springs settled. Its not bad but slightly noticeable.
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