2019 Peterbilt 579, PACCAR, MX-13, 455HP, PACCAR 12 Speed Transmission, Sleeper, , , Stock # 1174316 2019 Peterbilt 579, Ultra sleeper 2 beds, Paccar MX 455 HP, 12 SPD autoshift, DOT inspection Price does not include state and local taxes; tags; registration or title fees; dealer-imposed fees, including document preparation, processing or servicing fees, or any optional equipment or upfitting work selected by buyer. Valid while supplies last. Images shown may not reflect actual vehicle.