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Ask A Pro \  satchell link?

satchell link?

Ask A Pro Q & A
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fatboysS1O   +1y
ive searched a little on this and all i seem to come up with is that the lower bars are triangulated instead of the uppers. is this correct? or no? if it is, why is this so special, what makes it different from the regular ole 4 link?
TwistedMinis   +1y
The lowers are triangulated. This lowers the roll center of the vehicle considerable, and makes it closer to the front roll center. It creates a more balanced feel, but also makes the vehicle feel more top heavy at the same time. It also has good roll understeer characteristics, and it easily tunable.

Look here.
http://www.streetsource.com/forum/topic.aspx?method=reply&topic_id=94865&forum_id=93&forum_title=&M=False&S=True

Thats the last thread on it.
fatboysS1O   +1y
Edited: 2/24/2008 8:30:07 PM by fatboysS1O

thanks. now i just have to read it 5 or so times to understand it. it takes me a little longer to learn this jazz.
Dejavu   +1y
you said satchell!!!!
unusualfabrication   +1y
But for it to be effective on a street vehicle I believe that the ends need to be far apart on the axle and need to triangulate up by the driveshaft. I think that it makes the vehicle feel unstable if its the other way around.
BioMax   +1y
True^^^ I don't know about the unstable part, but they do need to be wide on the rearend. And technically, the upper bars should be slightly closer on the rearend than on the chassis, it aids in creating mild understeer.

Russell- It's good for cornering, but by no stretch necessary for a street car.
unusualfabrication   +1y
What are the negative effects of having the lower bars triangulated to a point below the pig?
TwistedMinis   +1y
Yeah what I read about it said to have the bars spread on the axle. It has to do with the force exerted by the axle, and ti wanted to twist if they are narrow. Apparently most of the force on the axle is put on the lower bars when moving forward, so it makes sense.
fatboysS1O   +1y
thanks everybody. between the link Seth posted and what yall added on this one im good i think. still soaking it in. like i said i have to read it over and over till it "clicks". its not a hard thing to grasp i know but im a lil dee dee dee!
BioMax   +1y
Originally posted by UnusualFabrication



What are the negative effects of having the lower bars triangulated to a point below the pig?

I'm not sure what you are asking.