Yokohama Tire Corp.'s warranty for its MY507A pick-up and delivery truck tire is now good for four years through two retreads.
The tire -- which is designed for severe duty applications like dump trucks, garbage trucks and concrete mixers -- also will be offered in two more sizes, 425/65R22.5 and 445/65R22.5, starting the first quarter this year.
Currently, it is available in one size: 385/65R22.5.