2021 Peterbilt 389, PACCAR, MX-13, 510HP, Fuller 13 Speed Transmission, Sleeper, Auto Hauler, Cottrell, Stock # 1150395 2021 Peterbilt 389, Paccar MX 13 510 HP, 13 SPD with 3 car head rack and 2021 Cottrell trailer. 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.