With lighter loads, you should be letting air out of your tires rather than pumping them up to improve fuel economy and tire longevity. Skillful truck drivers gear rpm to the load to save fuel when ...

Double Coin and CMA added new tire sizes for their RLB452 Open-Shoulder Drive-Position Tire and RR202 Five-Rib All-Position Highway-Service Tire. The fuel-efficient RLB452 features a four-belt package ...

We've explained dozens of times over the years the difference between P-metric and imperial tire sizes so we won't cover a whole lot of the same ground, but we really haven't published a conversion ...