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ss vs z28 springs

Old Mar 23, 2005 | 07:30 AM
  #1  
SWEET_Z's Avatar
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ss vs z28 springs

Can someone tell me if there is a difference between the SS springs and Z28 springs? Are LS1 springs the same as LT1 springs?

Thanks!

I tried a search but it is impossible to find specific info on "ss springs" because it won't search on "ss".
Old Mar 23, 2005 | 07:53 AM
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Re: ss vs z28 springs

SS springs are not the same as Z28 springs and LT1 Z28 springs are not the same as LS1 Z28 springs...

This website will give you the difference in rates for the different springs.
http://www.angelfire.com/my/fastcar/suspension.html

Also, for future reference, when you are using the search utility on this site and need to search for something like ss springs, put the whole phrase in quotes "ss springs" and the search engine will look for it as a phrase rather than as 2 seperate terms one of which is too short to be acceptable.

I hope that this helps.
Later
Steve
Old Mar 23, 2005 | 08:32 AM
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Re: ss vs z28 springs

Thanks for the tip

I don't see the SS springs listed on that link. Only V8 vs. V6. Are they the 1LE srpings?

I am trying to find out if the SS springs had a ride height drop for an LT1 car. I am upgrading from salad shooters to 17" SS rims and will be gaining ~.508" in ride height. I want to drop back down to the previous height and maybe loose a little gap. I don't want it to look lowered though as I prefer a stock look.
Old Mar 23, 2005 | 08:46 AM
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Re: ss vs z28 springs

Originally Posted by CheshireCat
SS springs are not the same as Z28 springs and LT1 Z28 springs are not the same as LS1 Z28 springs...

This website will give you the difference in rates for the different springs.
http://www.angelfire.com/my/fastcar/suspension.html

Also, for future reference, when you are using the search utility on this site and need to search for something like ss springs, put the whole phrase in quotes "ss springs" and the search engine will look for it as a phrase rather than as 2 seperate terms one of which is too short to be acceptable.

I hope that this helps.
Later
Steve
I was thinking that the LS1 Z28 and SS springs were the same? I do know the 98-99 WS6 spring is different
Old Mar 23, 2005 | 09:33 AM
  #5  
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Re: ss vs z28 springs

I think that the "ss springs" are listed as 1le on that chart... I don't think they change the ride height at all.
I also don't think you will gain ride height when you go to the SS rims... the wheels are bigger but the tires that go on them are lower profile and the circumference of the tires are the same as the stock tires on the 16"salad shooter rims.
Old Mar 23, 2005 | 09:47 AM
  #6  
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Re: ss vs z28 springs

Well from my rough calculations:

The tires I have now
245*.50 = 122.5mm = 4.822" tall
16" rim + 4.822" tire = 20.822" total height

The tires on the new rims
275*.40 = 110mm = 4.33" tall
17" rim + 4.33" tire = 21.33" total height

21.33-20.822= .508" difference in total height of rim/tire

What I forgot to do initially was cut that in half, because only half of that height is below the axle (right?).

So theoretically there will be a .254" ride height increase.
Old Mar 23, 2005 | 11:39 AM
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Re: ss vs z28 springs

Your math is pretty close, but you forgot to count the sidewall height for both the top and the bottom...

The tires you have now
245*.50 = 122.5mm = 4.822" tall
16" rim + (4.822" tire *2)= 25.644" total height

The tires on the new rims
275*.40 = 110mm = 4.33" tall
17" rim + (4.33" tire *2)= 25.66" total height

Assuming a little rounding error in the mm to inch conversion, you can see that the tires are identical height.

If you want to reduce the ride height, you'll need to get some lowering springs...
Good luck.
Steve
Old Mar 23, 2005 | 11:47 AM
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Re: ss vs z28 springs

I'm going to go home and tear up that engineering degree...
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