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How to Pull a Leaf

Submitted by AVTekk on Sat, 2006-04-15 21:42.
Tags: Suspension (Static)
Apr 15

wanted to get my truck down quickly and cheaply. Also, with the 94 SS springs, the ride was quite harsh, and I wanted a way to soften it up a bit. So I decided to pull a leaf out of the pack for the time being. I looked around and couldn't find any real desciption on how to do it, so I wrote my own. Here we go:

Ok you first want to take a measurement of where the vehicle sits before you do any suspension work. Here we can see its sitting 4x4 style at 29 1/8":
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Put the vehicle up on jackstands, then remove the wheels, lower shock bolt, u-bolts, and spring plate:
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Next put a floor jack under the axle and lift it up out of the way:
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Now you have to take the spring pack apart. Put a good amount of WD-40 on the center bolt, then use a 14 MM socket to loosen the nut. If the bolt starts spinning, get a good pair of vise-grips or channel lock pliers on the top stud. Do NOT remove the nut at this time, only loosen it:
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Get a beefy clamp (C-clamps work really good) and clap the leaf pack together as close to the center as you can. Once its on there, remove the nut:
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Here you can see how different the bottom leafs are arched compared to the top one. All that tension would put a hurtin on ya if the clamp wasn't in place:
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We are going to remove the center leaf here, so we need to get a screwdriver and pry the two leafs apart right at the end. The plastic bushings that are clipped into the leaf need to come out so we can remove it:
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Here is a shot of what I'm talking about. They just clip into the leaf; very easy to remove:
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This is a little bit tricky. You need to shimmy the bottom two leafs so that the lower one moves towards the rear of the vehicle, and the middle one moves towards the front:
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When they are positioned correctly, the middle leaf will slide right out of the pack sideways, then you can pull it right out of the pack:
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Here's a shot of what you have left:
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Clamp the remaining leafs back together and reinstall the center bolt. Here you might see a problem; without the 3rd leaf, the bolt is too long, and the nut will bottom out on the stud early:
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No problem. Nothing a couple extra washers wont fix:
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When thats all back together and tight, remove the clamp, and reinstall the u-bolts, spring plate, and shock bolt and it'll look something like this:
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Do both sides the same way, put the wheels back on, and take some new measurements. Here we can see it lowered it a full inch, for free! You're truck may drop considerably lower, so be wary of the consequences:
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Here she is, coilovers up front, and leaf pulled in the back. Not as low as I want, but it's getting there:
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SLAMnoma95 adds:

When trying to shimmy out the leafs...take a hammer and knock both of the bottom leafs to the very back, then if you take an air hammer/chisel and place it in the hole that the rubber spacer was in it slides RIGHT out.


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46 comments
zq8 overload spring removal
Submitted by olddogzq8 on Sat, 2006-05-13 00:29.
Did the ride get smoother? My zq8 is really choppy and I was thinking of taking out the bottom overload spring . Any thoughts? Thanks Joey
Re: How to Pull a Leaf
Submitted by greencactus3 on Sat, 2006-08-19 04:22.
its a 15mm nut not a 14mm for the center bolt that holds the leaf pack together,
Re: How to Pull a Leaf
Submitted by dillon_b12 on Sat, 2006-08-19 04:35.
Should add a note that all bolts should be SOAKED in PB Blaster or AeroKroil a few days ahead of time. I broke my center leaf bolt on both sides and had to go to work and machine new ones.
Re: How to Pull a Leaf
Submitted by greencactus3 on Sat, 2006-08-19 15:19.
i had no problem with wd40 a couple min before. and mines a 98 with 170k+ miles on it. was much easier than i thought
Re: How to Pull a Leaf
Submitted by klensdime on Sat, 2006-08-19 16:55.
mine has 80k and i had no problems (98)
Re: How to Pull a Leaf
Submitted by dillon_b12 on Sat, 2006-08-19 18:13.
Mine is a 94 with 130K and it was a PITA. I soaked mine in AeroKroil an hour or so before and it didn't help one bit. It never hurts to put it on there...it can only help you.
Re: How to Pull a Leaf
Submitted by S10Speed001 on Fri, 2007-02-09 19:48.
Quote: Originally Posted by dillon_b12
Mine is a 94 with 130K and it was a PITA. I soaked mine in AeroKroil an hour or so before and it didn't help one bit. It never hurts to put it on there...it can only help you.

what leaf would you pull in a 4 pack ?
Re: How to Pull a Leaf
Submitted by s10youngn87 on Sun, 2007-03-25 07:04.
I got a first gen extended cab, already got a three inch block, but needs to be lower. I have a four degree pinion shim in there already, would i have to put a bigger degree shim in it for the pinion if i pull a leaf?
Re: How to Pull a Leaf
Submitted by S10SittnonDUBS on Tue, 2007-10-16 19:54.
Quote: Originally Posted by dillon_b12
Mine is a 94 with 130K and it was a PITA. I soaked mine in AeroKroil an hour or so before and it didn't help one bit. It never hurts to put it on there...it can only help you.

If I pull a leaf how much lower will i get? Im trying to level the rear end of my truck. I also hav 30 series tires how bad will the ride really get for going the short way instead of putting a block back there?
Re: How to Pull a Leaf
Submitted by greencactus3 on Tue, 2007-10-16 20:08.
1.5ish.
should ride fine if you only pull 1 leaf
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