

The new X series of Western Star trucks includes 47X, 48X (Australia only), 49X and 57X. In 2022 Western Star announced and released the X Series of trucks to market, replacing the then current "Constellation" Series which had been in production since 1998/99. More recently, Western Star MBT 40 trucks operated for bauxite mining in Guinea. In May 2015, the Daimler Truck North America plant in Cleveland, North Carolina, began to build 47 models, as well as assemble all new semi tractor 5700XE models. 4700, 4800, 49 model trucks are still manufactured in the Portland Truck Plant. In 2002, Western Star production was moved to a plant in Portland, Oregon.


In 2000, Western Star was purchased by DaimlerChrysler, becoming part of the Freightliner Trucks division. ERF trucks was purchased by Western Star in 1996. Western Star Trucks acquired the bus manufacturer Ontario Bus Industries (renamed Orion Bus Industries) in 1995. In 1991, Western Star Trucks was purchased by the owners of the Western Star Australian subsidiary, Terry Peabody and Bob Shand. Western Star production was moved to Ogden, Utah, but the brand was not included in the 1981 sale of White's truck business to Volvo, instead being sold to Bow Valley Resources and Nova Corporation, each owning 50%. White Western Star trucks in that era typically used cabs from its sister company, Autocar. In 1967 White Motor Company started the Western Star division as White Western Star with a new plant at Kelowna, British Columbia, sharing headquarters with White in Cleveland, Ohio. A 1997 "heritage"-style Western Star 4900
