Machine description: Cat 6 Cylinder 14.6 L Diesel Engine, Engine Brake, Eaton Fuller 18-Speed Manual Transmission, 5440 kg Front Axle, 18140 kg Rears, 23850 kg GVWR, Aluminum Front Wheels, 11R24.5 Front Tires, 11R24.5 Rea... more info about the 1992 Peterbilt 377.