Mack Defense, a wholly-owned subsidiary of Mack Trucks and part of the Volvo group, is responsible for the sale of heavy duty trucks to federal and ministerial-level customers globally. Focused in the medium to heavy-duty tactical wheeled-vehicle solutions in support of DoD customers including the M917A3 Heavy Dump Truck program and is being positioned as the preferred wheeled vehicle OEM in the government and military market segments.. Mack Defense provides products via contracts with the General Services Administration (GSA) and the Defense Logistics Agency (DLA) Heavy Equipment Procurement Program (HEPP). Applications are not limited to but include the following: cargo trucks, water/fuel tankers, wrecker/recovery platforms, heavy haul tractors, refuse trucks plus others.