BRZ _ U . book 396 ページ 2023 年 8 月 15 日 火曜日 午前 10 時 17 分
396
Tire Information � Ply
A layer of rubber-coated parallel cords .
� Ply separation
A parting of rubber compound between adjacent plies .
� Pneumatic tire
A mechanical device made of rubber , chemicals , fabric and steel or other materials , that , when mounted on an automotive wheel , provides the traction and contains the gas or fluid that sustains the load .
� Production options weight
The combined weight of those installed regular production options weighing over 5.1 lbs ( 2.3 kg ) in excess of those standard items which they replace , not previously considered in curb weight or accessory weight , including heavy duty brakes , ride levelers , roof rack , heavy duty battery , and special trim .
� 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 .
� Recommended inflation pressure
The cold inflation pressure recommended by a vehicle manufacturer .
� Reinforced tire
A tire designed to operate at higher loads and at higher inflation pressures than the corresponding standard tire .
� Rim
A metal support for a tire or a tire and tube assembly upon which the tire beads are seated .
� Rim diameter Nominal diameter of the bead seat . � Rim size designation Rim diameter and width .
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