19A NCAC 03D .0539      TIRES - DEFINITIONS

As used in this and Rule .0538 of this Section, these terms have the following meanings:

(1)           "Bead" is that part of the tire that is shaped to fit the rim. The bead is made of high tensile steel wires wrapped and reinforced by the plies.

(2)           "Cord" is made from textile, steel wire strands forming the plies or other structure of the tires.

(3)           "Groove" is the space between two tread ribs.

(4)           "Ply" is layers of rubber coated parallel cords forming the tire body.

(5)           "Rib" is the tread section running circumferentially around the tire.

(6)           "Rim" is a metal support for the tire or tire and tube assembly on the wheel. Tire beads are seated on the rim.

(7)           "Sidewall" is that portion of the tire between tread and bead.

History Note:        Authority G.S. 20-2; 20-39; 20-183.(a)(7);

Eff. October 1, 1994;

Readopted Eff. October 1, 2021.