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2007 SEQUOIA from Aug. ’07 Prod. (OM34462U)
Tire  related  term Meaning
Outer  diameter the  overall  diameter  of  an  inflated  new  tire
Overall  width
the  linear distance  between  the  exteriors  of  the  sidewalls of  an  inflated  tire,
including elevations due to labeling, decorations, or  protective bands  or ribs
Passenger  car  tire
a tire intended for use on passenger cars, multipurpose passenger vehicles,
and  trucks,  that  have a  gross  vehicle weight  rating (GVWR) of 10,000 lb. or
less
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 mate-
rials, that,  when mounted on an automotive wheel, provides 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  corresponding  standard  tire
Section  width
the  linear distance  between  the  exteriors  of  the  sidewalls of  an  inflated  tire,
excluding  elevations  due  to  labeling,  decoration,  or  protective  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
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