2024 Peterbilt 389, Cummins, X15, 565HP, Fuller 18 Speed Transmission, Sleeper, , , Stock # 1626541 Brand New 2024 Peterbilt 389. 565/2050 Cummins X15 engine, 18 speed manual transmission, 3.08 rear axle ratio, 305" wheelbase, air ride front axle, full disc brakes, 78" Stand up sleeper with Platinum interior package. Let our shop put your custom touches on this one!Call Rush Truck Center Tulsa today to make sure this one is still available!