The 106,618-lb. D9T dozer now features a Cat C18 ACERT engine that meets Tier 4 Final emissions standards, and delivers 436 net hp at 1,800 rpm. High torque rise of 36% enables the dozer to power ...

The Caterpillar D9 dozer replaces the D9T dozer with productivity gains of up to 3 percent in cost per unit of material moved. The Tier 4-F Cat C18 engine delivers 440 net horsepower at 1,750 rpm.