57x -

Western Star has long been associated with vocational toughness, but with the Western Star 57X , the manufacturer has shifted its focus to the premium on-highway market. Unmatched Fuel Efficiency

: The truck is powered exclusively by Detroit engines, including the DD13 Gen 5, DD15 Gen 5, and DD16. Western Star has long been associated with vocational

Engineered for the bottom line, the 57X is than its predecessor. This gain is achieved through: but with the Western Star 57X