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Street and race ride height #2047821
04/06/16 11:51 AM
04/06/16 11:51 AM
Joined: Feb 2015
Posts: 162
Chicago-area Illinois
4mopower Offline OP
member
4mopower  Offline OP
member

Joined: Feb 2015
Posts: 162
Chicago-area Illinois
I was setting up ride height on a car as low as possible. i'm working with a rear half car with coil overs. How low were you able to get an Abody? Tire Size? Measurement at kmember and front and rear rocker?

Re: Street and race ride height [Re: 4mopower] #2047859
04/06/16 12:26 PM
04/06/16 12:26 PM
Joined: Feb 2012
Posts: 368
michigan
turbo toad Offline
enthusiast
turbo toad  Offline
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Joined: Feb 2012
Posts: 368
michigan
Id like to know this as well as Im in the process of a setup change in the valiant leaf spring and caltracs car. And ive always thought the car had to much rack and id like to even the stance up some and now would be the time to do it.
Cant look at the pic in my signature as a reference theres no motor or trans installed in the car for that pic
Thanks Aaron

Last edited by turbo toad; 04/06/16 12:29 PM.

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Re: Street and race ride height [Re: 4mopower] #2047957
04/06/16 02:10 PM
04/06/16 02:10 PM
Joined: Dec 2005
Posts: 11,531
Fulton County, PA
C
CMcAllister Offline
Mr. Helpful
CMcAllister  Offline
Mr. Helpful
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Joined: Dec 2005
Posts: 11,531
Fulton County, PA
Ride height is established when the car is built, or should be. Suspension geometry is set, shock installed lengths are set, room for the tire is set. What you can do afterwards depends on what suspension was used and how much adjustment is provided. Lowering the car also lowers the ladder bar/4 link chassis brackets and shock mounts and the geometry can become a problem.

On a typical back half/stock front suspension car, the front suspension pretty much determines what you can do. You can do some modifications and even move some things, but you can only get a car with a stock front clip so low. How low? On the travel limiters if you want or until the tire hits the inner fender, but that's not recommended. Look at some of the Hemi Super Stock cars to get an idea of how low is possible.

The short answer is, when starting from scratch get the front end where you want it or where you can get it and then drop the back of the car down over the axle/suspension to get the correct attitude. I don't think you ever want it to have a rake to the rear. Make the rocker level or raked slightly down in front for it to look right.


If the results don't match the theory, change the theory.
Re: Street and race ride height [Re: 4mopower] #2047983
04/06/16 02:47 PM
04/06/16 02:47 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
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MR_P_BODY  Offline
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Joined: Jun 2003
Posts: 52,972
Romeo MI
Being a street ride.. I wouldnt make it all that
low.. when I built my Rampage I built it LOW..
but the roads here in Mich are BAD... I ended up
cutting the front struts off and raised it up 1.5"
to clear my headers on the pot holes.. it started out
at 3.2" but being a race strut it only has a 3" travel
with most of it inside the shock for the lift... on a
lot of A-bodies the sill is right around 5"+
wave

Re: Street and race ride height [Re: 4mopower] #2047986
04/06/16 02:48 PM
04/06/16 02:48 PM
Joined: Jan 2003
Posts: 10,021
MN
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JERICOGTX Offline
I Live Here
JERICOGTX  Offline
I Live Here
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Joined: Jan 2003
Posts: 10,021
MN
Make it as low as the driveshaft tunnel will allow. LOL.


69 GTX 68 Road Runner
Re: Street and race ride height [Re: JERICOGTX] #2048783
04/07/16 12:36 PM
04/07/16 12:36 PM
Joined: Mar 2003
Posts: 9,099
Rogue River, OR
Jeremiah Offline
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Jeremiah  Offline
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Joined: Mar 2003
Posts: 9,099
Rogue River, OR
I usually start out with a ride height that gives me about 5" of upward front suspension travel and then adjust from there to make the car giddy up when I crack the whip.



Re: Street and race ride height [Re: 4mopower] #2049452
04/08/16 03:37 AM
04/08/16 03:37 AM
Joined: Jan 2003
Posts: 9,986
Frostbitefalls MN (Rocky&Bullw...
gregsdart Online content
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gregsdart  Online Content
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Joined: Jan 2003
Posts: 9,986
Frostbitefalls MN (Rocky&Bullw...
Don't forget that the lower you go and the more weight you have up front the higher the power level you will need to maintain weight transfer. What kind of power level and weight percentage front to rear are we talking about?


8..603 156 mph best, 2905 lbs 549, indy 572-13, alky
Re: Street and race ride height [Re: 4mopower] #2050069
04/08/16 11:21 PM
04/08/16 11:21 PM
Joined: Feb 2015
Posts: 162
Chicago-area Illinois
4mopower Offline OP
member
4mopower  Offline OP
member

Joined: Feb 2015
Posts: 162
Chicago-area Illinois
Thanks for the input guys. The power is a 528 hemi.







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