The rear axles on those truck models equipped ... performance.” The Mack MD6, a Class 6 model, has a Gross Vehicle Weight Rating (GVWR) of 25,995 pounds, and the MD7, a Class 7 model, has ...

The Mack MD with ... and tank truck vocations. The MD6 model does not require a CDL to operate for non-hazardous payloads. Available in 4x2 configurations, the MD6 and MD7 models feature a sharp ...

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 ...

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 ...