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Rear can't get lower than -2.0 camber...odd.

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Old Oct 9, 2007 | 10:59 AM
  #1  
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dmp
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RX8 and a Truk....
 
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Rear can't get lower than -2.0 camber...odd.

Had an alignment done after an incident with a 6-8" high Curb (as in, my car was high-centered over it). I brought in specs I'd found here, online. A couple things stuck out to me after speaking w/ the tech.

First, he could not bring the rear wheels to less than -2.0 Camber. He said he could physically do it, but not while maintaining toe at/near zero. In fact, his words were "If I bring it to less than -2.0, the toe would be WAY out of whack. .

Secondly, because of the first fact, he left the rears at -2.0, but for some reason I had him set the front to what I'd brought in; -1.5. After he set the front camber, he set the front Castor at 5.5-5.75 each side.

Driving home I started to think the car may end up more tail-happy with less traction in the rear of the car (probably except when turning...then it'd have more, and less up front... = understeer, right).

ANYBODY have any insights or thoughts? Here are the final specs:

Front - L/R
Caster: 5.9/6.0
Camber: -1.5/-1.5
Toe: 0/0

Rear - L/R
Camber: -2.0/-2.0
Toe: 0.05/0.05

(I asked him to go to 1/16th on the toe, per a few posts by dannobre, whom I trust - the machine's finest resolution is .05)
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Old Oct 9, 2007 | 11:12 AM
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What are your tire / rim specs? I need to have a full alignment done.
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Old Oct 9, 2007 | 11:18 AM
  #3  
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RX8 and a Truk....
 
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Stock wheels w/ 245/40/18 Azenis.
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Old Oct 9, 2007 | 11:20 AM
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Looks fine to me, I set mine at 1.5/2.0 F/R respectively. Normally if you slide into a curb sideways you'll have too much + camber so I'm not sure how your curb incident affected the settings.
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Old Oct 9, 2007 | 12:10 PM
  #5  
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RX8 and a Truk....
 
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Originally Posted by CosmosMpower
Looks fine to me, I set mine at 1.5/2.0 F/R respectively. Normally if you slide into a curb sideways you'll have too much + camber so I'm not sure how your curb incident affected the settings.
I went up and over a curb - with the front wheels only. Perpendicular to the direction of the road.

Do you feel understeer at the limit? I haven't driven my car hard yet, until I get used to the way it handles now.
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Old Oct 9, 2007 | 04:51 PM
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the car is still bent somewhere

I could get just under 1 degree in the rear with my Stock setup

I can get to 1.4 deg minimum with it seriously lowered

both settings can achieve either toe in or out range as req'd

if 0.05 was the min resolution available for toe I'd question whether they had it set up for degrees rather inches. I've never seen that otherwise.

Last edited by TeamRX8; Oct 9, 2007 at 04:54 PM.
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Old Oct 9, 2007 | 05:44 PM
  #7  
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RX8 and a Truk....
 
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...or it could be error or inability on the part of the tech.
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Old Oct 9, 2007 | 07:20 PM
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Is the tech a d*mb*ss You might have to come back up here to get it done properly
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Old Oct 9, 2007 | 08:19 PM
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my car is set on 1.6fr and 2.1 Rr.. feels good
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Old Oct 9, 2007 | 09:08 PM
  #10  
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Originally Posted by dannobre
Is the tech a d*mb*ss You might have to come back up here to get it done properly
Sounds like a great excuse for a road-trip! :D
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Old Oct 9, 2007 | 09:16 PM
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lol, I just assumed the owner was smart enough to take it some place proper

I've never run my rear camber near the front camber setting, let alone higher
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Old Oct 9, 2007 | 09:30 PM
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Rotary , eh?
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You are also trying to fling the back end of the car around in a totally different manner than most.
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Old Oct 9, 2007 | 10:24 PM
  #13  
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RX8 and a Truk....
 
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Originally Posted by TeamRX8
lol, I just assumed the owner was smart enough to take it some place proper

I've never run my rear camber near the front camber setting, let alone higher
Did ya read the OP? I had a oops and needed AN alignment...not THE alignment.
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Old Oct 9, 2007 | 11:03 PM
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Originally Posted by mac11
You are also trying to fling the back end of the car around in a totally different manner than most.
but he has m@d Skillz
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Old Oct 10, 2007 | 10:36 AM
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Rotary , eh?
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Originally Posted by TeamRX8
but he has m@d Skillz
point proven by the curb jumping.
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Old Oct 10, 2007 | 11:47 AM
  #16  
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great couple of replies guys...wow.
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Old Oct 10, 2007 | 11:52 AM
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Rotary , eh?
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you racked a curb, did you expect congratulations?
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Old Oct 10, 2007 | 12:38 PM
  #18  
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RX8 and a Truk....
 
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Right...I was there. I remember. And I posted with questions about my car's suspension. I suppose I didn't expect anything but technical advice and input. If you two would like to ridicule tell me know and I won't keep checking back.

I Appreciate your input on the technical side so far - but the other attitude is not required.
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Old Oct 10, 2007 | 04:26 PM
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nobody is ridiculing you, maybe try to lighten up
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