C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Sanding rubber spring ends to lower front.

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Old Apr 18, 2009 | 12:08 AM
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Default Sanding rubber spring ends to lower front.

I want to sand the rubber spring ends down to lower the front of my "91".

Is it as easy as raising the front, removing the wheel, lower shock mount, swaybar end links and lower ball joint and then sand/cut down the rubber on the spring ends?

I read you can lower the front 1/2" by doing it this way.
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Old Apr 18, 2009 | 12:18 AM
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Yup, you can do that. I wouldn't remove the entire rubber pad, as fiberglass-on-aluminum action can't be good. But you might be able to swing 1/2"
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Old Apr 18, 2009 | 01:09 AM
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Originally Posted by GKK
I want to sand the rubber spring ends down to lower the front of my "91".

Is it as easy as raising the front, removing the wheel, lower shock mount, swaybar end links and lower ball joint and then sand/cut down the rubber on the spring ends?

I read you can lower the front 1/2" by doing it this way.
You can lower more than 1/2" - Here you go:

http://www.corvette-guru.com/modules...forumpost80857
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Old Apr 18, 2009 | 03:12 AM
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Thanks VtVette but, I don't want to remove the spring at all. 1/2" would be just enough for the look I want.
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Old Apr 18, 2009 | 08:56 AM
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So by removing just the metal shims car well lower 1/2" ?
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Old Apr 18, 2009 | 09:34 AM
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I measured the spring end rubber at 3/8" on mine and you need to leave some shim for protection. Thus you will not get 1/2" that way. My thread on lowering:

http://forums.corvetteforum.com/c4-t...-lowering.html
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Old Apr 18, 2009 | 12:48 PM
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Originally Posted by Aardwolf
I measured the spring end rubber at 3/8" on mine and you need to leave some shim for protection. Thus you will not get 1/2" that way. My thread on lowering:

http://forums.corvetteforum.com/c4-t...-lowering.html
Thanks Aardwolf, I've seen your post several times.

I read in another thread where a member just shaved down the spring end and the front lowered 1/2". The front of my "91" is at 27 1/4" (stock height) so, 1/2" would look great to me. I don't want that slammed look.
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Old Apr 18, 2009 | 03:39 PM
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Originally Posted by GKK
Thanks Aardwolf, I've seen your post several times.

I read in another thread where a member just shaved down the spring end and the front lowered 1/2". The front of my "91" is at 27 1/4" (stock height) so, 1/2" would look great to me. I don't want that slammed look.
I've read the same thing. The thread I saw (on another forum so, I don't think I'm supposed to link to it here) stated that the poster got close to another inch of drop by sanding down the wedges on the ends of the spring. So, maybe you want to sand down just a little over half of the stock height of the bumper on the end of the spring to achieve 1/2" drop.
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Old Apr 20, 2009 | 08:37 PM
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I think it depends on year Vette too and spring in Vette, ie ZO7, Z51 etc.
My spring tips were exactly 5/8 ". I left 3/8 inch. And with the wedges from MidAmerica, no aluminum shims in the center, my Vette sits at 25.5 inches.
I just took out the 3/8 inch delrin off the end of the spring, which was epoxied to the same factory location and size, and put a half inch piece in and the Vette is at 25 3/4 inch.
I am going to do the end again this weekend, with 3/4 inch on the tips and see where she sits. And I do drive it around for a while to ensure it settles.
Here is something I learned. If you shave the rubber off the tips altogether, you can easily put different size pieces in there to get it to the height you want. All you do first is do not glue the rubber/delrin or whatever material you want in ther to the spring. Then you jack the vette up on stands. Take the wheel off, and then put a jack under your leaf spring with a piece of rubber to protect the spring. Then, slowly jack the spring up, and it will come off of the A Arm. Then, put a piece in there you want to try, 1/2" rubber, 3/8" rubber or whatever size. Dont use a metal, just hard rubber or teflon or delrin etc.
Then drive it around till you are happy with height. If happy, take it our, and put some serious epoxy on the part that will be on the spring side, as this will keep it from sliding (as if it would anyways) or some double sided tape to keep it in there. I seriously doubt it will ever move around. Thats just me. I dont want this to seem Ghetto, but its a another way to lower your vehicle from the tips vice the center wedges, if you are hell bent on not going all the way in.
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