Total width measured at the exterior sidewalls of
an inflated tire, including the additional width of
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 pounds or less.
Ply
A layer of rubber-coated parallel cords.