G35 Sedan V35 2003-06 Discussion about the 1st Generation V35 G35 Sedan

Springs iin front only

Old Sep 20, 2005 | 12:35 PM
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Springs iin front only

I am considering running my Htech on my fronts only and switching back to the stock springs in the rear. I do have sway bars, what are some of the negative affects, if any, i may experience?
 
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Old Sep 20, 2005 | 02:31 PM
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Why do you want to do this? Are the H-techs really low in the back?

I have G coupe springs and ran the coupe springs in the front only for about 4 months. My goal was to make the gaps uniform all around, which it did. I noticed the car felt pretty good, but it had an odd twitchy feeling when initially diving into corners. It was hard to explain. I put the coupe springs in the rear (.8" drop) and the overall feel improved quite a bit as did the ride. I was actually shocked at the difference.
 
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Old Sep 20, 2005 | 02:38 PM
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Originally Posted by Will_blueprint
I am considering running my Htech on my fronts only and switching back to the stock springs in the rear. I do have sway bars, what are some of the negative affects, if any, i may experience?
That would be a big mistake! Negative effects: terrible handling with mismatched springs, and if you will probably experience some really interesting oversteer when you stiffen up the sway bars to compensate for the rear roll. If you want the front lower than the back get the Eibach Pro kit for the sedan because those always drop the front more than the rear. I had it on my Jetta and it looked awesome. I'm sure it would look even better if you had staggered wheels, but that is a different story.
 
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Old Sep 20, 2005 | 03:09 PM
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i have staggered wheels now. the back sites fine, its just when one of my fat *** friends wanna ide in back when i start to rub
 
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Old Sep 20, 2005 | 03:52 PM
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Will, the htechs have similar spring rates to stock so I don't think the handling will be "horribly" affected like others are saying. I've had similar problems with other cars (back getting too low) so I ran mis-matched springs (2" drop up front, 1" in the back). I didn't notice any difference in handling, but that car was FWD. The fact that you bought htechs pretty much says you're in it for more the looks than the performance, so I say you go for it if you want. PS - I'm the same way you are, in it for the looks. This car is TOO nice to ride all rough, I've had many cars like that before and am tired of it. I swapped my 350z setup out a while back for Eibachs. The ride is almost like stock, but the handling is just about like stock again. I can live with that because the car looks REAL nice. My tires rubbed once when I had 450 pounds of rear seat passengers and 350 pounds of stuff in the trunk, but typically with a full backseat and normal trunk I don't rub.
 
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Old Sep 20, 2005 | 05:19 PM
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Have either of you two checked out the Tanabe Sustec Springs ? 1.5" drop in the front, 1" drop in the rear. Sounds perfect for what you two want. 1" isn't going to make your rear rub unless you have to drive around the cast of "The Biggest Loser"
 
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Old Sep 20, 2005 | 05:42 PM
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I was thinking about the H-techs for the front also.

The h-tech rear springs are actually softer than the stock sport setup. Odd, huh???
 
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Old Sep 20, 2005 | 05:52 PM
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it wont look right...
 
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Old Sep 20, 2005 | 08:40 PM
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why not? the rear sits alot lower than the front in stock form.
 
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Old Sep 20, 2005 | 10:55 PM
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Originally Posted by QuadCam
why not? the rear sits alot lower than the front in stock form.
FWIW..
It doesn't really sit lower (look at the lower sill)
It's just that the wheel arch is larger in the front.

Changing front to rear relation changes pre loading & balance
 
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Old Sep 20, 2005 | 11:35 PM
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Originally Posted by QuadCam
I was thinking about the H-techs for the front also.

The h-tech rear springs are actually softer than the stock sport setup. Odd, huh???
Softer initially, but as the spring continues to compress, the rate goes up way past stock. That's why they're called progressive rate springs.
 
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Old Sep 21, 2005 | 10:56 AM
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Aren't the Tein springs constant rate, not progressive rate (like eibach.)
 
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Old Sep 21, 2005 | 12:49 PM
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Originally Posted by QuadCam
Aren't the Tein springs constant rate, not progressive rate (like eibach.)
Look at the springs when they're uncompressed. If the coils get closer to one another at one end, then they're progressive rate. If the coils are spaced out equally, then they're linear rate. Some companies mix progressive and linear rate springs. I know the H&Rs on my Maxima were linear in the front and progressive in the rear.
 
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