Consumer information and Reporting safety defects
. 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 lbs (4,535 kg) 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 materials, that, when
mounted o