Four Star Freightliner

Specifications

• 2025 Western Star 49X 72" Mid Roof
• Year2025
• ManufacturerWestern Star
• Model Name49X
• Trim Name72" Mid Roof
• Generic Type (Primary)Vocational Chassis
• EngineDetroit® DD15® | Detroit® DD16® | Cummins X12 | Cummins X15
• Engine PowerDetroit® DD15®: 400-505 HP | Detroit® DD16®: 500-600 HP | Cummins X12: 350-500 HP | Cummins X15: 400-605 HP
• Engine TorqueDetroit® DD15®: 1550-1850 lb-ft | Detroit® DD16®:1850-2050 lb-ft | Cummins X12: 1450-1700 lb-ft | Cummins X15: 1450-2050 lb-ft
• Drivetrain
• TransmissionDetroit® DT12®-V and Detroit® DT12®-VX | Allison Automatic 4000, 4500, 4700 | Eaton Fuller Manual 10- 13- 18-speed; 8LL and 9ALL | Eaton Endurant AMT 12- 18 speed
• Chassis
• Frame TypeSingle-channel RBM @ 1.8-3.8MM inch-lbs | Inner C-channel reinforced RBM @ 4.4-5.5MM inch-lbs
• Suspension
• Front SuspensionFlatleaf 14,600-23,000 lbs | Taperleaf 12,000-20,000 lbs
• Rear SuspensionAirLiner® single 21,000-23,000 lbs | AirLiner® tandem 40,000-46,000 lbs | AirLiner® tridem 69,000 lbs | Chalmers tandem 40,000-70,000 lbs | Flatleaf single 23,000-30,000 lbs | Hendrickson tandem 40,000-52,000 lbs | Neway single 26,000 lbs | Neway tandem 46,000-52,000 lbs | Neway tridem 69,000-78,000 lbs | TufTrac tandem 40,000-52,000 lbs
• Brakes
• Brake System TypeWABCO® 4S/4M and 6S/6M Anti-lock Braking System (ABS) with and without traction enhancement | Air Disc Brakes
• Capacities
• Axle Capacity, FrontDetroit® single 12,000-23,000 lbs | Detroit® tandem 36,000 and 40,000 lbs | Meritor single 12,000-22,000 lbs
• Axle Capacity, RearDetroit® single 23,000 lbs | Detroit® tandem 40,000-44,000 lbs | Dana tandem 52,000-60,000 lbs | Meritor single 21,000-30,000 lbs | Meritor tandem 40,000-84,000 lbs | Meritor tridem 69,000-126,000 lbs
• Cab
• Cab ConstructionX-Series steel-reinforced aluminum cab with X-Series steel door | Trench-style low roof with lowered center section for optimal packaging of over cab equipment | One-piece roped-in windshield
• FeaturesHOOD: Impact-resistant, durable, lightweight molded resin hood with sloped high-visibility design | ISO TECH Hood Suspension System | Standard with locking hood strut | GRILLE: Radiator-mounted steel grille with stainless steel surround
• axleTandem
• cabconfigStandard Cab
• front axle weight13300
• front tires11R24.5
• overdrive1
• ratio3.58
• rear axle weight46000
• suspension typeAir Ride
• transmission speedAMT
• wheelbase210
• wheelsAluminum