Isn't the point of negative camber to equalize the "lean" of the wheel in a corner? Why would you want this?
Example: Under hard cornering your car's outside front tire leans out 3 degrees. You run 3 degrees of static negative camber, and then under hard cornering your wheel still leans out 3 degrees, but that makes it 0 degrees, vertical, so all of your tire is touching the road.
Tommy Suddard wrote: Isn't the point of negative camber to equalize the "lean" of the wheel in a corner? Why would you want this?
It looks like the exact opposite of the old BFG tires.
The camber isn't just to compensate for the lean: you kinda want some negative camber even when under body roll, because the outside of the tire is still going to be loaded more than the inside. At some point you're going to be taking away too much straight-line grip.
Say, anyone remember the original NSX tires that were designed to be cone-shaped so that the front tires were pretensioned "out" and the rear tires were pretensioned "in"?
Negative camber at rest is there so that when the body rolls to the outside in a turn, the inside of the tread does not lift off of the road. i'm not seeing that screwball design helping with that. When tires wear like that due to alignment problems it's called tire 'conicity' and leads to all kinds of weird handling quirks. The reason: the inside and outside of the tire are traveling at different speeds in the same distance. Wonder what that would do to the tire carcass? For instance, on dualie trucks if there is one tire in a pair that's appreciably shorter than the other it leads to some really strange wear.
I see all kinds of oddness afoot. I'd stay far away from those things.
Never heard of the NSX cone shaped tires, but that was probably because I was too busy drooling over the car itself.
I don't know if they were actually cone-shaped or if they were just designed with asymmetrical stiffness. There was a class-action lawsuit against Honda over the tires... apparently they only lasted about five to ten thousand miles of street driving.
In reply to Knurled: Hah, that figures, probably sued by folks who bought NSX as 'shiny trinkets' rather than 'performance cars'.
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