Oshkosh is using motors with die-cast copper rotors in its ProPulse series hybrid drive system, which is used in the Army's heavy cargo-hauling HEMTT (Heavy Expandable Mobility Technical Truck).
Oshkosh will produce new Heavy Expanded Mobility Tactical Truck (HEMTT) A4 tankers, cargos, wreckers, load handling systems (LHS), Common Bridge Transports (CBT), and Palletized Load System (PLS ...