2021 Peterbilt 389, Cummins, X15, 525HP, Fuller 13 Speed Transmission, Sleeper, , , Stock # 1251519 Discover our latest arrival: a 2021 389 model boasting LOW MILES, powered by a robust Cummins X15 525HP engine with 1850FTP, paired with a smooth 13-speed transmission. This unit features a spacious 48-inch flat top and is fitted with durable 11R24.5 tires. Equipped with a thermoflow wetkit and a sturdy herd bumper, it s ready for any job. Don t miss out on this opportunity; act fast as it undergoes servicing and will be available soon. Contact Rush Truck Center - Amarillo today to secure this unit before it s gone!