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ENGINE 370-600 hp

COUPLE Up to 2050 lb/pi

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The X-Series has expanded again, this time elevating the concept of what a premium on-highway truck should be. Introducing the 57X, the most advanced and most driver focused on-highway truck we’ve ever built. Built on a history of toughness and filled with the technology, comfort and efficiency that rewards you every time you get behind the wheel and every time you check your bottom line.

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The Western Star® 57X arrives with a select choice of configurations and customizations. This includes a day cab and a 72″ sleeper cab, 3 short chassis options and 2 longer chassis options, 5 interior trim designs, exclusively Detroit® powertrain options, and so many more customizations and accessories to make your flagship truck stand out!


With its Active Brake Assist 5, Adaptive Cruise Control and Side Guard , Assist, the 57X is the safest professional truck in its class, both for its driver and the environment around it. In addition to these active technologies, the 57X helps reduce costly repairs and improve uptime with Detroit Connect Virtual Technician® and the Detroit Connect portal, which together notify you of faults and their severity, help you plan maintenance and optimize vehicle and driver performance.

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The 57X is both new and totally proven. Built on a platform that has been extensively tested over millions of miles in every kind of challenging condition, the 57X has lived up to the expectations of being a Western Star X-Series truck. The 57X represents the next generation of the premium highway truck, engineered to maximize efficiency, safety, dependability and uptime, with features that provide drivers with a comfortable home away from home.


A new truck






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