None of these. It is the angle at which a line drawn through the ball joints / steering knuckles meets the road surface. Dave -=-=-=- >From my meager experience at uncle skippy's place (aka >skip barber racing school), here goes. (Ed. note. this >is an exerpt from a doctoral dissertation by Seok Min >Lee, circa 1466 BC on the high performance >modifications of single seat raing chariots.) > >" >CAMBER: > The degree to which the tire/wheel is not >perpendicular to the horizontal plane running through >the center of the hub when looking at the vehicle >head-on. Usually, this is a bad thing to have too much >negative? camber with the bottom edge of the tire >wider than the top edge, but when road racing, it is >sometimes a good thing because when the outside tire >becomes loaded, the weight shift and resulting lean of >the car shift the full width of the tire into contact >with the road surface. Having alot of ?negative? >camber will also exponentially reduce the life of the >tire. > >CASTER: > The degree to which the front/rear suspension >upright/strut tower is not perpendicular to the >horizontal plane running through the center of the hub >when looking at the vehicle from the side. A Harley >with high-bars and laid back seating is more conducive >to high-speed highway cruising than dicing it up in >the city with the rice-rockets. > >TOE-IN: > The degree to which the front/rear wheels/tires >are not parallel with the vertical plane passing >through the front/rear hub. The more toe-in, the more >responsive/twitchy the vehicle at turn-in. > >DROOP: > The amount of negative travel in the suspension >(on a normal Cartesian x-y graph with positive being >in the "upwards" direction). For example, the A3 >Jetta/Golf have almost no suspension droop leading to >the inner rear tire lifting off the ground during >auto-crosses/road races/high speed maneuvers while >running from cops in south-central Idaho." > >thought that would take longer to wri.... i mean copy >than it did. >peace, out. >-sudhir > > >===== >Sudhir Desai >desa4622@kettering.edu desa4622@yahoo.com >1984 Vanagon Z34(soon to be S4) & 1996 Jetta Trek >icq# 8255956 -- AOL: rawsuds -- yahoopager: desa4622 > >__________________________________________________ >Do You Yahoo!? >Make international calls for as low as $.04/minute with Yahoo! Messenger >http://phonecard.yahoo.com/ -- Dave Carpenter Whatever you wish for me, May you have twice as much. |
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