A latest-generation Mercedes-Benz Actros cabover tractor and dry van combination recorded 12.10 mpg in a record-setting, seven-day, 7,900-mile run just completed at the Nardo motor-race circuit in southern Italy.
According to Daimler Trucks in Europe, the run was observed by the Guinness World Records organization and it will appear as a world record in the "most fuel efficient 40-ton truck" category.
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