2021 Peterbilt 389, PACCAR, MX-13, 510HP, Fuller 18 Speed Transmission, Sleeper, , , Stock # 1256224 2021 Peterbilt 389 with a 78 inch high roof sleeper and a ThermoKing TriPac APU. Powered by a Paccar MX-13 at 510 horsepower with an 18 speed manual transmission on Peterbilt Flex Air suspension. all Wheel disc brakes, cab, sleeper and air cleaner lights, stainless drop visor, Texas bumper, TriPac APU and 4 horns! The Platinum interior features dual high back air ride seats, 18 gauges, power windows, locks and heated power mirrors, custom steering wheel, refrigerator and double bunks! Fresh PM service, DPF cleaned and DOT inspected. We have many warranty and finance options to fit your business needs. Call Rush Truck Center of Denver today! 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.