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GS - 2nd Gen (1998-2005) Discussion about the second generation GS300, GS400 and GS430 (1998 - 2005)

problem after new wheels?

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Old Sep 25, 2011 | 12:41 PM
  #1  
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Default problem after new wheels?

i just recently put new wheels on my car, eurolines (: (pictures soon to come) and everything seems to be fine until recently...
im currently rocking -4.5 camber on stock camber and its pretty much maxed out due to how low i am .. meaning i cant adjust it anymore for it to be more positive..
anyways one side is like 4.4 & the other side is -4.6..
now my problem is when im driving on the freeway or on the street and i go over bumps when i land from the bump my car PULLS from left to right pretty badly !
the car is aligned & the toe is at 0 so im confused on what this is?
is this due to my 225 stretch all around with the -4.5 camber?
im also having problems with my upper control arm, i think the bushing is going out.. could that be the problem?
its pretty scary when i drive !
any insight would be dope !
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Old Sep 25, 2011 | 12:52 PM
  #2  
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bump steer......
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Old Sep 25, 2011 | 01:14 PM
  #3  
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whats up anthony !
whats bump steer?
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Old Sep 25, 2011 | 01:15 PM
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OHH !
is that why RCA's help with ?
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Old Sep 25, 2011 | 01:30 PM
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Google bump steer spacers or roll center adapters
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Old Sep 25, 2011 | 03:08 PM
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hows your front caster measurements look?
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Old Sep 25, 2011 | 03:13 PM
  #7  
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im not sure, my allignment guy said that caster does not matter?
whats the deal on that?
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Old Sep 25, 2011 | 03:16 PM
  #8  
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Yeah it's bump steer. That's why you gotta be on the wheel pretty tight when driving slammed and fast. Mine does the same and my alignment is..

Camber Front: -3
Camber Rear: -4.5
Caster Front/Rear: 0
Toe Front/Rear: 0

I only get bump steer when on the highway mainly.
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Old Sep 25, 2011 | 03:25 PM
  #9  
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my front wheels were set back when i first bought my last gs. the caster arm bushings were completely torn, my caster was at 4.0. i used to have crazy bumpsteer. caster since its not adjustable, i just replaced the arms with new arms. after that, no more bumpsteer. when i aligned my car after the control arms, my caster changed to 7. not only does it make it easy for the steering wheel to return to center after turns, it helped out by getting rid of my bumpsteer.
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Old Sep 25, 2011 | 03:25 PM
  #10  
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where in cali are you located?
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Old Sep 25, 2011 | 03:31 PM
  #11  
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im in pasadeenna, i just posted a thread on my whip (:
im always around arcadia, you got a link on the new arms?
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Old Sep 25, 2011 | 03:45 PM
  #12  
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check your pm.
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Old Sep 25, 2011 | 07:15 PM
  #13  
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Bump steer as stated. Anytime your that low and running aggressive stretched tires it comes along. Mainly on hwy for most folks.
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Old Sep 25, 2011 | 08:38 PM
  #14  
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so is there a solution to bump steer?
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