Ultimate Test Drives… 2013 Kenworth T680 Pt 1: Making The GradeJoin Jim Park behind the wheel of a brand new T680 as he puts the truck’s Cummins ISX and Eaton UltraShift-Plus through their paces on mountains and valleys of Interstate 82, just south of Ellensburg, Wash.
Join Jim Park behind the wheel of a brand new T680 as he puts the truck’s Cummins ISX and Eaton UltraShift-Plus through their paces on mountains and valleys of Interstate 82, just south of Ellensburg, Wash.
