This 2022 Peterbilt 389 is the first 389 custom ordered by 34-year-old Carl Womack. The rig, nicknamed "Lemonade 2.0," features a 605-hp Cummins X15 with an 18-speed and 3:08 rears. Womack's ...

Yet the creature comforts in what Terry notes is the "eighth house truck" they've operated, their 2022 Peterbilt 389 with a 144-inch ARI big bunk, bring home to the road, where they haul arms ...

Peterbilt Motors Company says the Paccar MX engine is now available on Model 389 trucks. The MX engine is available with a horsepower range of 380hp-485hp and torque outputs up to 1,750 lb-ft with ...