2020 PETERBILT 579, Heavy Duty Trucks - Sleeper Trucks, Tire Size - Rear: 445/50R22.5Tire Size - Front: 275/80R22.5BrakeType: AIRCruiseControl: YesDualBreathers: YesDualExhaust: NoEngineMake: CumminsEngineModel: X15HeatedMirror: YesTiltTelescope: YesWheels: AA