S
WFord Motor Company
WFreightliner TrucksA
WGMC (marka samochodów)
WKenworthB
WMack Trucks
WNavistar InternationalC
WNikola Corporation
WNorth American Bus IndustriesD
WPaccar
WPeterbiltE
WSterling Trucks
WStudebakerF
WWestern Star
WWhite Motor Company