Advance Concrete Mixer : Terex® Advance has a comprehensive lineup of front discharge concrete mixer trucks backed by service and support that works for you. There are 2 series Charger Series & Commander Series. Our Charger Series trucks are built with residential or large inner city jobs in mind. At 12’4″ there is no need for changes to your plant if you aren’t using a front discharge truck because ours are made to fit under your current set up. Our FD Commander Series trucks are engineered to take on the toughest of terrains. With 10 different axle configurations, all wheel drive as standard and Terex Advance’s robust and reliable build quality, our trucks are perfect for any off road needs.