All New Pioneer 44" Mid Roof sleeper in Stock. This truck has Mack's MP13 415HP and 1650 LB-FT TQ engine, 12 Speed M Drive with overdrive Transmission, and Full Safety Features. The New Pioneer is a completely new design with a more comfortable ride, quieter cab, awesome new look, and a great new feel. The Design improves on our Comfort, Safety, and efficiency. Give us a call today and come check out these all-new trucks.