Machine description: Cummins X15 6 Cylinder 15 L Diesel 565 hp Engine, 2023 US EPA Label, Requires Diesel Exhaust Fluid, Eaton Fuller 18-Speed Manual Transmission, 20000 lb Front Axle, 66280 lb Rears, 80000 lb GVWR, Air R... more info about the 2024 Peterbilt 377.