# WHICH SPRING SHOULD I USE?

**URL:** <https://forums.speedlife.net/t/which-spring-should-i-use/81046>\
**Category:** SON240sx Automotive\
**Created:** [May 26, 2004, 1:32pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046 "2004-05-26T13:32:24Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![silva](https://avatars.discourse-cdn.com/v4/letter/s/ccd318/32.png) [@silva](https://forums.speedlife.net/u/silva)\
**Post date:** [May 26, 2004, 1:32pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/1 "2004-05-26T13:32:24Z")

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NEED SOME HELP ON WHAT SPRINGS ARE BETTER TO USE  
**EIBACH PROKIT** OR **EIBACH SPORTLINE**

IF ANYONE HAS IT LET ME KNOW IF THE SPORTLINES IS TO LOW AND HOW IT RIDES

AND ALSO IF THE PROKIT LOWERS IT ENOUGH AND HOW IT RIDES

I WILL BE USING KYB AGX FOR SHOCKS  
BUT CANNOT DECIDE ON THE SPRINGS

HELP?

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**Author:** ![mulrooneyryan](https://avatars.discourse-cdn.com/v4/letter/m/71e660/32.png) [@mulrooneyryan](https://forums.speedlife.net/u/mulrooneyryan)\
**Post date:** [May 26, 2004, 1:44pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/2 "2004-05-26T13:44:10Z")

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no the sportlines are not too low, i have them on my car and wouldnt mind going a bit lower.

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**Author:** ![silva](https://avatars.discourse-cdn.com/v4/letter/s/ccd318/32.png) [@silva](https://forums.speedlife.net/u/silva)\
**Post date:** [May 26, 2004, 1:53pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/3 "2004-05-26T13:53:51Z")

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do you ever bottom out and do you drive your car in the winter ?

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**Author:** ![\_M\_aurice](https://avatars.discourse-cdn.com/v4/letter/_/c5a1d2/32.png) [@\_M\_aurice](https://forums.speedlife.net/u/_M_aurice)\
**Post date:** [May 26, 2004, 2:14pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/4 "2004-05-26T14:14:42Z")

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Sportlines will drop your car 2.2" front and 2.1" rear approx. (dunno about how much they sag though, I hear different stories)

Pro-Kit will drop 1.8" front and 1.6" rear approx.

Sportlines are a bit cheaper than the Pro-Kit as well.

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**Author:** ![frigga](https://avatars.discourse-cdn.com/v4/letter/f/ecd19e/32.png) [@frigga](https://forums.speedlife.net/u/frigga)\
**Post date:** [May 26, 2004, 2:30pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/5 "2004-05-26T14:30:00Z")

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Sportline is the overall better spring.  
One because it lowers the car more, and IIRC it has a stiffer spring rate.

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**Author:** ![jjm\_240sx](https://avatars.discourse-cdn.com/v4/letter/j/b77776/32.png) [@jjm\_240sx](https://forums.speedlife.net/u/jjm_240sx)\
**Post date:** [May 26, 2004, 2:47pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/6 "2004-05-26T14:47:07Z")

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I liked the prokits they were good with stock struts. (i have prokits for sale) as for sportlines your going to wana get kyb’s or an aftermarket strut.

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**Author:** ![Sven](https://avatars.discourse-cdn.com/v4/letter/s/e47c2d/32.png) [@Sven](https://forums.speedlife.net/u/Sven)\
**Post date:** [May 26, 2004, 3:21pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/7 "2004-05-26T15:21:44Z")

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Why not get the AGX springs to match the shocks? I have them and love them 🙂

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**Author:** ![silva](https://avatars.discourse-cdn.com/v4/letter/s/ccd318/32.png) [@silva](https://forums.speedlife.net/u/silva)\
**Post date:** [May 26, 2004, 4:28pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/8 "2004-05-26T16:28:17Z")

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so you all agree with sportline right?

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**Author:** ![mulrooneyryan](https://avatars.discourse-cdn.com/v4/letter/m/71e660/32.png) [@mulrooneyryan](https://forums.speedlife.net/u/mulrooneyryan)\
**Post date:** [May 26, 2004, 4:28pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/9 "2004-05-26T16:28:55Z")

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dont worry about bottoming out with the sportilines. i have a '90 front lip on the front of my car, and even while going over speed bumps i still dont bottom out, so thats not an issue.

sven, how low did the kyb springs lower your car? the only time ive seen them is on a brochure kyb sent me a while back. are they a good spring? and how much did they cost, if you dont mind me asking?

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**Author:** ![Sven](https://avatars.discourse-cdn.com/v4/letter/s/e47c2d/32.png) [@Sven](https://forums.speedlife.net/u/Sven)\
**Post date:** [May 26, 2004, 4:39pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/10 "2004-05-26T16:39:52Z")

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> [@mulrooneyryan](#):
>
> sven, how low did the kyb springs lower your car? the only time ive seen them is on a brochure kyb sent me a while back. are they a good spring? and how much did they cost, if you dont mind me asking?

I have 3 fingers between my wheels and fenders in the front now. Back is a bit lower. I can take a couple pictures if you are really interested.  
The springs seem pretty comparable to Whiteline’s. Maybe a hair stiffer. I had the shocks at 3/6 for the 2-4 hike to a friends cottage and it was a little too bumpy for some of the 400 terrible road over a long time … but for my shorter comute to work and driving around they get a thumbs up from me 🙂 4/8 is great for spirited driving 🙂

Mine are branded Gab Super, (What the KYB agx’s are called in JDM) but are exactly the same.  
I got mine for $550 used … and $50 was a tip to him for driving to meet me (shocks and springs together with spring mounts) so I came out pretty well 🙂 (Thanks again barry!)

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<div class="post-metadata">

**Author:** ![mulrooneyryan](https://avatars.discourse-cdn.com/v4/letter/m/71e660/32.png) [@mulrooneyryan](https://forums.speedlife.net/u/mulrooneyryan)\
**Post date:** [May 26, 2004, 4:57pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/11 "2004-05-26T16:57:36Z")

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sure, if you have pics, i would like to see what the drop looks like. thanks man

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**Author:** ![Sven](https://avatars.discourse-cdn.com/v4/letter/s/e47c2d/32.png) [@Sven](https://forums.speedlife.net/u/Sven)\
**Post date:** [May 26, 2004, 5:00pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/12 "2004-05-26T17:00:25Z")

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Give me 30 secs I’ll snap a quick one

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**Author:** ![Sven](https://avatars.discourse-cdn.com/v4/letter/s/e47c2d/32.png) [@Sven](https://forums.speedlife.net/u/Sven)\
**Post date:** [May 26, 2004, 5:09pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/13 "2004-05-26T17:09:41Z")

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Excuse me … it just rained on the way home from work and I havn’t washed it (yet 😉 )

![http://home.cogeco.ca/~raul-endymion/temp/side.JPG](http://home.cogeco.ca/~raul-endymion/temp/side.JPG)  
 ![http://home.cogeco.ca/~raul-endymion/temp/front.JPG](http://home.cogeco.ca/~raul-endymion/temp/front.JPG)  
 ![http://home.cogeco.ca/~raul-endymion/temp/rear.JPG](http://home.cogeco.ca/~raul-endymion/temp/rear.JPG)

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<div class="post-metadata">

**Author:** ![mulrooneyryan](https://avatars.discourse-cdn.com/v4/letter/m/71e660/32.png) [@mulrooneyryan](https://forums.speedlife.net/u/mulrooneyryan)\
**Post date:** [May 26, 2004, 5:19pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/14 "2004-05-26T17:19:27Z")

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thats a pretty good drop, its pretty similar to the sportline/agx drop i saw on my car

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<div class="post-metadata">

**Author:** ![silva](https://avatars.discourse-cdn.com/v4/letter/s/ccd318/32.png) [@silva](https://forums.speedlife.net/u/silva)\
**Post date:** [May 27, 2004, 7:00am UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/15 "2004-05-27T07:00:40Z")

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how much lower is the sportline/agx setup from the car in the pic

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<div class="post-metadata">

**Author:** ![mulrooneyryan](https://avatars.discourse-cdn.com/v4/letter/m/71e660/32.png) [@mulrooneyryan](https://forums.speedlife.net/u/mulrooneyryan)\
**Post date:** [May 27, 2004, 4:41pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/16 "2004-05-27T16:41:13Z")

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not much at all, the difference would be centimeters.

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**Author:** ![DarkForceJackal](https://avatars.discourse-cdn.com/v4/letter/d/b38774/32.png) [@DarkForceJackal](https://forums.speedlife.net/u/DarkForceJackal)\
**Post date:** [May 27, 2004, 5:31pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/17 "2004-05-27T17:31:06Z")

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So, what about the winters guys…is the Sportline/AGX combo even worth trying in the winter or…?

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<div class="post-metadata">

**Author:** ![mulrooneyryan](https://avatars.discourse-cdn.com/v4/letter/m/71e660/32.png) [@mulrooneyryan](https://forums.speedlife.net/u/mulrooneyryan)\
**Post date:** [May 27, 2004, 5:36pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/18 "2004-05-27T17:36:44Z")

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i wouldnt know, my baby sleeps for the winter :lol:

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<div class="post-metadata">

**Author:** ![Sven](https://avatars.discourse-cdn.com/v4/letter/s/e47c2d/32.png) [@Sven](https://forums.speedlife.net/u/Sven)\
**Post date:** [May 27, 2004, 9:29pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/19 "2004-05-27T21:29:07Z")

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> [@darkforcejackal](#):
>
> So, what about the winters guys…is the Sportline/AGX combo even worth trying in the winter or…?

Bit of a snowplow … depends what kind of roads you are planning on driving on. If you absoluetely need it (even with the worst roads out there) I might think twice about a lower spring …

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<div class="post-metadata">

**Author:** ![mulrooneyryan](https://avatars.discourse-cdn.com/v4/letter/m/71e660/32.png) [@mulrooneyryan](https://forums.speedlife.net/u/mulrooneyryan)\
**Post date:** [May 27, 2004, 9:37pm UTC](https://forums.speedlife.net/t/which-spring-should-i-use/81046/20 "2004-05-27T21:37:05Z")

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> I might think twice about a lower spring

true, or just go for the pro-kit, if youre worried about snowplowing in the winter, but still want a bit of a drop and a stiffer spring.

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