Komatsu D39EX-22 and D39PX-22 crawler dozers have the company’s Hydrostatic Transmission (HST). As with its D51-22 Series, the D39EX-22 machines have a “super-slant” nose and cab-forward design for ...
The D39EX-22 and low ground pressure D39PX-22 are equipped with the Hydrostatic Transmission (HST) mated to 105-hp Komatsu SAA4D107E-1 4.5-liter Tier III-certified engines. 20,834- to 21,804-lb.
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