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Waddle |
Side-to-side movement of a vehicle at low speeds; caused by
a bent wheel or axle or by a tire with high lateral force
variation.
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Wander |
The
tendency of a vehicle to veer or drift to either side from a
straight path.
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WAV 6 |
Firestone's exclusive noise treatment.
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Wheel Bearing |
Most
commonly, a tapered roller bearing consisting of tapered
rollers, matching races and a cage. Mounted on a hub, they
permit the spindle to rotate freely with minimum friction.
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Wheel Weights |
Weights that are either clipped, taped, or self-adhered to
the inside or outside of the wheel in order to balance the
tire/wheel assembly.
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Wheelbase |
The
distance between the center of the front wheels and the
center of the rear wheels.
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Wide Oval Tire |
One
which has an aspect ratio lower than 75. The Wide Oval
design has several advantages other than striking
appearance, such as greater handling stability.
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Wires |
High
tensile, brass plated steel wires, coated with a special
adhesion-promoting compound, that are used as tire
reinforcement. Belts of radial tires and beads are two
common uses.
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Z |
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Z-Rated |
A
speed category for a vehicle of a top speed of more than 149
mph.
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Zero Offset |
A
condition where the centerline of the wheel coincides
exactly with the mounting face.
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Zero Toe |
A
condition in which two tires on the same axle are exactly
parallel.
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