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Squeak in front right leaf spring.

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Old Apr 5, 2008 | 08:04 PM
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Squeak in front right leaf spring.

The squeak comes and goes. Last week while it was on the lift getting the exhaust done I had the guy help me locate the the squeak. At first I thought it was the sway bar bushings but it wasn't. It was in the leaf spring. We sprayed it with some penetrating oil and it stopped. Now this will evaporate soon and the squeak will return. But, if I use anything heavier I'm afraid it will attract dirt between the leafs. Any suggestions?

David
 
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Old Apr 5, 2008 | 08:46 PM
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if im not mistaken they make something to stick in between the leafs.. mine does the same thing and i just sprayed the actual bushings with white lithium grease and its help good for the past couple weeks. i evently am gonna replace the bushings at the front of the leafs. Also i think alot of it has to do with the straight axle and it bein heavy duty. alot of my sqeek i thought was coming from the leaf spring was actually coming from a loose brake caliper. a bunch of stuff that could sqeek.. hope this helps!
 
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Old Apr 6, 2008 | 06:49 AM
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Originally Posted by bigsteve1969
if im not mistaken they make something to stick in between the leafs.. mine does the same thing and i just sprayed the actual bushings with white lithium grease and its help good for the past couple weeks. i evently am gonna replace the bushings at the front of the leafs. Also i think alot of it has to do with the straight axle and it bein heavy duty. alot of my sqeek i thought was coming from the leaf spring was actually coming from a loose brake caliper. a bunch of stuff that could sqeek.. hope this helps!
As bigsteve said. Go to the dealership and ask for the teflon shims that go in between the spring leafs. I may still have the part number for the kit from when I replaced mine if you need it.
 
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Old Apr 6, 2008 | 08:39 AM
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Originally Posted by high ho silver
As bigsteve said. Go to the dealership and ask for the teflon shims that go in between the spring leafs. I may still have the part number for the kit from when I replaced mine if you need it.
high ho silver,
That would be great if you could come up with the kit part number. I don't think continuing to spray lubricants between the leafs makes much sense.

Thanks, David
 
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Old Apr 6, 2008 | 08:46 AM
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I have the same problem on my 04, are these Teflon shims different then what comes in the truck from the factory? My squeak is from the right front spring rearward area. I sprayed some Fluid Film in there and have not heard the squeak in a month.
 
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Old Apr 6, 2008 | 10:10 AM
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That is exactly where mine was coming from. While on the lift I was moving the truck and the tech was locating the squeak. When he put his hand on the rear of the right front spring it stopped. That is where we sprayed it and it did not squeak again but am sure it will start again so I am really interested in the teflon shims.

David
 
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Old Apr 6, 2008 | 03:03 PM
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Originally Posted by SC_Dave
high ho silver,
That would be great if you could come up with the kit part number. I don't think continuing to spray lubricants between the leafs makes much sense.

Thanks, David
1C3Z-5B302-AA is the number on the kit. And yes it is the stock replacement shims. the original ones wear a whole in them and then the springs rub metal to metal.

Hope this helps.
 
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Old Apr 6, 2008 | 03:14 PM
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Originally Posted by high ho silver
1C3Z-5B302-AA is the number on the kit. And yes it is the stock replacement shims. the original ones wear a whole in them and then the springs rub metal to metal.

Hope this helps.
Thanks very much! It does help.

David
 
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Old Apr 7, 2008 | 11:44 AM
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upgraded leaf spring isolators

I just put the leaf spring isolator kit on my front leaf springs to stop the squeaking. It worked GREAT! There are 8 pieces in the kit. 1 flat piece and 1 curved piece goes on each end of each front spring. The flat piece with the "nipple" on it goes on the bottom, the piece with curve on it sits directly on top of it with the curve facing upward cupping the end of the leaf spring. You end up with the flat part of each piece laying against each other.

Two installation tips: jack the front end of the truck up and support with jackstands on the frame rails behind the leaf springs. You essentially want the front axle to "hang" to take pressure off the springs during the installation. You can then easily pry the spring leaves apart with a 3 foot crowbar to slip in the plastic pieces.
Second tip: after placing the bottom piece with the nipple down in the hole in the spring, let the pressure off the crowbar and tap the bottom side of the leaf with a hammer to work the nipple into the hole. Works like a charm.
 
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Old Apr 7, 2008 | 11:59 AM
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Thanks very much for that info Earlybirds! That will help.

David
 
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Old Apr 21, 2008 | 11:31 AM
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Originally Posted by earlybirds
I just put the leaf spring isolator kit on my front leaf springs to stop the squeaking. It worked GREAT! There are 8 pieces in the kit. 1 flat piece and 1 curved piece goes on each end of each front spring. The flat piece with the "nipple" on it goes on the bottom, the piece with curve on it sits directly on top of it with the curve facing upward cupping the end of the leaf spring. You end up with the flat part of each piece laying against each other.

Two installation tips: jack the front end of the truck up and support with jackstands on the frame rails behind the leaf springs. You essentially want the front axle to "hang" to take pressure off the springs during the installation. You can then easily pry the spring leaves apart with a 3 foot crowbar to slip in the plastic pieces.
Second tip: after placing the bottom piece with the nipple down in the hole in the spring, let the pressure off the crowbar and tap the bottom side of the leaf with a hammer to work the nipple into the hole. Works like a charm.
Earlybirds, I got my kit today and I am going to put it on this weekend. As usual with ford parts.... no instructions. I think I understand what you're talking about here and I hate to ask this but is there any way you could post some pics of exactly where these go?

Thanks, David
 
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Old Apr 21, 2008 | 04:07 PM
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As earlybirds said there are 8 pieces. (Enough to do them again one day) You will only use 4. One flat one for the rear of each side and one curved for the front of each side.

Oh and tip #3. Watch out for your fingers while prying the springs apart and sliding the shims in. One slip of the crowbar and your off to the emergency room.
 
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Old Apr 22, 2008 | 10:59 AM
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Originally Posted by high ho silver
As earlybirds said there are 8 pieces. (Enough to do them again one day) You will only use 4. One flat one for the rear of each side and one curved for the front of each side.

Oh and tip #3. Watch out for your fingers while prying the springs apart and sliding the shims in. One slip of the crowbar and your off to the emergency room.
You use ALL 8 PIECES at once to rebuild both front leaf spring shims. 1 flat piece on the bottom leaf and 1 curved piece on the top of the flat piece. This is done at each end of each spring. Read my instructions in this post again.
 
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Old Apr 22, 2008 | 05:24 PM
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Mine is made different. I only had to use 4
 
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Old Apr 26, 2008 | 10:23 AM
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OK guys I need a little more help.

First, The shim kit is not wide enough for my leaf springs. Mine are 3 inches wide and the curved shim is only 2. The piece with the stud is square and my original ones are round. I managed to get the first piece with the stud in on one spring but it does not fit very well. There is also a "clamp" that wraps around my springs to prevent you from seperating them.

What am I doing wrong? My truck is in the air so any quick help is appreciated. Thanks Guys.

David

PS earlybirds, what year is your truck and is it a 4 x 4?
 
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