Verified OEM specifications — engine options, GVWR, dimensions, and drivetrain
Source: Western Star Trucks OEM spec sheet 2022
The Western Star 49X is a Class 8 conventional long-haul truck combining classic styling with modern powertrain technology. The 2022 model is powered by Detroit DD15 or DD13 diesel engines producing up to 505 hp and 1,850 lb-ft of torque. GVWR reaches 80,000 lbs with GCWR capability up to 250,000 lbs for heavy-haul applications. Sleeper configurations range from 48 to 86 inches. The 49X features the Detroit DT12 automated 12-speed or traditional Eaton Fuller 13- and 18-speed manual transmissions. Detroit Assurance safety suite with collision mitigation is available. The chrome-accented exterior and premium interior make the 49X a preferred choice for owner-operators. Base MSRP runs from $150,000 to $210,000.