Phil Mosier, contributorPhil Mosier is the Manager of Commercial Tire Development at Cooper Tire & Rubber Company.MaintenanceA top-tier tire maintenance program is a balancing actTypically, for a steer tire, when a tire isn’t balanced you’ll see cupping or scalloping (wavy wear) on the shoulder ribs. Over time that can progress to the intermediate ribs.March 11, 2022Page 1 of 1Top StoriesBusinessKenan Advantage Group acquires Louisiana petrochem companyKAG Logistics picking up American PetroLog is the seventh acquisition this month among CCJ's Top 250 for-hire fleets.BusinessUSA Truck acquired by DB SchenkerRegulationsBiden calls for suspension of fuel taxes, but 'hard to see real relief for diesel'Economic trendsReport: Trucking costs soaringRegulations'There is not a shortage of DEF,' say nation's truck stops