Assertion: radial tire's cord | /r/HasProperty | comfortableness
Facets:
Source sentences:
text: In the present invention, since the carbon fiber cords C are used as the reinforcing cords of the belt layer 5u on the tread portion side as described above, comfortableness to drive can be improved drastically in comparison with the conventional steel radial tire for the same reason as in the case of the belt layer 5d on the carcass layer side which uses the aromatic polyamide fiber cords P as the reinforcing cords, and high speed performance can likewise be improved.