The U.S. Department of Transportation is expected to release its revised medium-truck tire standard (FMVSS No. 119) during the second half of the year. However, it is anticipated that it won’t contain a provision calling for the use of a Tire Pressure Monitoring System (TPMS) for Class 3-8 commercial trucks. TPMS is an electronic system that monitors the air pressure inside pneumatic tires. Should TPMS be mandated for commercial trucks over 10,000 lbs.? Here are three reasons supporting this.