Three new dozers, the 450J, 550J and 650J, retain the Deere PowerTech engines and the dual-path hydrostatic drive systems of their predecessors, but feature new bent-axis drive motors with more torque ...
The 450K crawler dozer has an 80-horsepower John Deere diesel engine and offers more torque and drawbar pull than the 70-horsepower 450J. EcoMode regulates rpm and the hydrostatic transmission in ...
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