eDaily: Komatsu D39-22 Crawler Dozers

September 28, 2010

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 improved machine balance, ride, stability and blade visibility. Powered by a 4.5-liter, Tier 3 Komatsu SAA4D107E-1 engine, dozers have a net horsepower of 105 horsepower at 2,400 rpm. Operating weights range from 20,834 to 21,804 pounds, depending on the machine version. Power angle tilt blade has a capacity of 2.89 to 3.01 cubic yards.

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