Mack is one of the most popular semi-truck brands in America ... models being used for long-distance hauling and in military ...

And Mack says the combination of beefier rear axle with 325-hp engine and Allison 3000RDS transmission are capable of increasing towing capacity if the truck is pulling a trailer. “The 23,000-lb. rear ...

ALLENTOWN, Pa. - Mack Defense celebrated a major milestone Wednesday. They have now produced their 500th Heavy Dump Truck designed specifically for the U.S. Army. To celebrate they held an open ...