Diesel 16-speed 4WD September 28 - October 24, 2007 Link: OCED Tractor Test 1910 file PTO performance Drawbar performance Gear 4 used for power test. Gear 3 used for pull test.
The CaseIH STX480 tractor is part of the 9R tractor series. The STX480 is a Four-wheel Drive 4WD Tractors type, which is used most often in Agriculture Tractors. A engine powers the STX480 tractor. This setup is more practical in the real world.