Toyota 2010 Sienna User Manual download pdf (Page 584)

563

6-1. Specifications

6

Vehicle specifications

Tire related term Meaning

Ply A layer of rubber-coated parallel cords

Ply separation

A parting of rubber compound between adja-

cent plies

Pneumatic tire

A mechanical device made of rubber, chemi-

cals, fabric and steel or other materials, that,

when mounted on an automotive wheel, pro-

vides the traction and contains the gas or fluid

that sustains the load

Radial ply tire

A pneumatic tire in which the ply cords that

extend to the beads are laid at substantially 90

degrees to the centerline of the tread

Reinforced tire

A tire designed to operate at higher loads and

at higher inflation pressures than the corre-

sponding standard tire

Section width

The linear distance between the exteriors of

the sidewalls of an inflated tire, excluding ele-

vations due to labeling, decoration, or protec-

tive bands

Sidewall

That portion of a tire between the tread and

bead

Sidewall separation

The parting of the rubber compound from the

cord material in the sidewall

Snow tire

A tire that attains a traction index equal to or

greater than 110, compared to the ASTM E-

1136 Standard Reference Test Tire, when

using the snow traction test as described in

ASTM F-1805-00, Standard Test Method for

Single Wheel Driving Traction in a Straight Line

on Snow-and Ice-Covered Surfaces, and which

is marked with an Alpine Symbol ( ) on at

least one sidewall

Test rim

The rim on which a tire is fitted for testing, and

may be any rim listed as appropriate for use

with that tire

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