WESTERN STAR 47X TRIAXLE CHASSIS DETROIT DD13 505HP 1850-torque ALLISON 4500RDS. SPECIFICATIONS FOR THIS CHASSIS ALLOW IT TO BE A VERSATILE WORKHORSE WITH LOTS OF POWER TO PULL A PUP. TOUGHTRAC REAR SUSPENSION THE SAFE 3-POINT ENTRY INTO A LARGE CAB COMBINED WITH GREAT DRIVER VISIBILITY BOTH OUT THE WINDSHIELD AND OF YOUR GAUGES ALONG WITH A SMOOTH RIDE WILL MAKE YOU OR YOUR DRIVER FEEL LIKE YOU SPENT THE DAY ON A SMOOTH HIGHWAY AND NOT WHERE TOUGH TRUCKS WORK CALL YOUR AREA PREMIER REP FOR ALL THE DETAILS AND MAKE ARRANGEMENTS TO VEIW .