Mack Defense celebrated the production of its 500th M917A3 Heavy Dump Truck (HDT) in Allentown, Pennsylvania. The HDT, based off the commercially ...

They are officially titled M917A3 HDT's: produced at its subsidiary, Mack Defense. "In 2018-2019 we were responsible for building non-armored test assets and then also armored test assets that we ...

This line supports the M917A3 contract while also allowing the company to manufacture other vehicle variants. The MEC production line is located in Mack’s former Customer Adaptation Center, which has ...