vs.

      Western Star 4900 SA (2005) vs. Western Star 4900 EX (2005)

      Neutral reasons:

      Wheelbase specifications 1

      Wheelbase 4350 mm and 4775 mm

      Gear box

      Manufacturer Eaton Fuller and Eaton Fuller
      Forward gears number 7 and 7
      Model FR-13210B 7-speeds and FR-13210B 10-speeds