The AM General HMMWV, otherwise known as the Humvee, has served the United States military well for roughly 40 years now. The thing is, it’s awfully slow and not all that fuel-efficient.

The hybrid battery can not only assist the truck with better acceleration and top ... Colloquially known as the Humvee, the AM General-developed military truck has been in service since 1983, ...

The military Humvee has been around since the early 1980s, ... AM General does not give us the exact specifications of the system, but we do know it comprises a battery pack and an electric motor.

The boxy Humvee is powered by a 6.5-liter turbodiesel V8 engine instead of the naturally aspirated diesel usually planted into Humvees. The V8 is rated at 190 horsepower and 380 pound-feet of torque.

The Humvee — High Mobility Multipurpose Wheeled Vehicle (HMMWV) — first fielded in the 1980’s. GM Defense has unveiled a successor to this military stalwart.