In emergency situations, seconds count. Whether it's an ambulance, pumper or tanker, the Sterling Acterra is the truck you can count on, the truck that gets the job done. And the Acterra's wide selection of powerful diesel engines means that getting to the emergency will be quick and efficient. Once you're on the scene, you'll appreciate the outstanding maneuverability of the 38.8-inch setback axle and the durability of the optional 120,000 psi frame. With several front frame extension options, the medium-duty Acterra is the ideal choice for your fire/EMS application needs.