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Old 04-07-08, 10:06 AM   #21
bustanutley
IH8MUD Lifer
 
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Join Date: Apr 2004
Location: CrAwLoRaDo
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Quote:
Originally Posted by OpTimuS View Post
Why would the attachment point have to be the same or lower? How would that affect the up and down plane of the diff?
Read up on anti-squat and you will understand. To put it short, the axle will want to drive under the truck giving you wicked hop unless you build as i have described above. The greater the angle between axle and frame attachment the greater the anti-squat, this is bad. The only way tame this with this suspension design is to do as I have described, or use band-aids like tight limit straps. 4 links create a virtual pivot and allow you to end up with a numerically low anti-squat number thru the travel of the suspension, this is why they are superior.


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