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Published dimensions and weight

Komatsu D39PX-21 KOMSTAT II

Weighing roughly 8.9 t and rated at 95 hp, the Komatsu D39PX-21 KOMSTAT II is a crawler tractor in its size class.

01Published dimensions and weight
Dimensions reference
Crawler Tractor category illustration
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight19620 lb8900 kg
03Selected published values32
Published highlights
  • Length W/ Blade: 13.78 ft / 4200 mm
  • Width Over Tracks: 7.92 ft / 2425 mm
  • Height To Top Of Cab: 9.08 ft / 2770 mm
  • Length Of Track On Ground: 7.75 ft / 2360 mm
Typical use

Crawler tractors are commonly used for pushing, grading and clearing material where tracked traction is useful. Published rows for Komatsu D39PX-21 KOMSTAT II include published operating weight of 19620 lb / 8900 kg, published engine power of 95 hp / 71 kw, the published “Length W/ Blade” field of 13.78 ft / 4200 mm. These values describe the published configuration; verify the specific machine's configuration, attachments and records.

Buyer review notes
  • Compare the published “Length W/ Blade” field (13.78 ft / 4200 mm) with the specific machine's configuration and records; options and condition can differ.
  • Compare the published “Width Over Tracks” field (7.92 ft / 2425 mm) with the specific machine's configuration and records; options and condition can differ.
  • Compare the published “Height To Top Of Cab” field (9.08 ft / 2770 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications

Published values, clearly grouped.

Published specifications and measurements are organized by section for quick reference.

01

Dimensions

Length W/ Blade13.78 ft4200 mm
Width Over Tracks7.92 ft2425 mm
Height To Top Of Cab9.08 ft2770 mm
Length Of Track On Ground7.75 ft2360 mm
02

Undercarriage

Track Gauge5.88 ft1790 mm
Standard Shoe Size25 in635 mm
Ground Pressure4.27 psi29.4 kPa
Ground Contact Area4645 in23 m2
Number Of Shoes Per Side3939
Number Of Track Rollers Per Side66
Track Pitch70 in1790 mm
03

Engine

Number Of Cylinders44
Engine Make22382238
Engine ModelSAA4D102E-2SAA4D102E-2
Net Power95 hp71 kw
Displacement240 cu in3.9 L
Aspirationturbocharged and air-to-air aftercooledturbocharged and air-to-air aftercooled
04

Operational

Operating Weight19620 lb8900 kg
Fuel Capacity43.6 gal165 L
Cooling System Fluid Capacity8.5 gal32 L
Engine Oil Capacity3.3 gal12.5 L
Hydraulic Fluid Capacity12.4 gal47 L
Final Drives Fluid Capacity0.9 gal3.5 L
05

Transmission

Transmission Typedual-path hydrostatic transmissiondual-path hydrostatic transmission
Number Of Forward Gears33
Number Of Reverse Gears33
Max Speed - Forward5.3 mph8.5 km/h
Max Speed - Reverse5.3 mph8.5 km/h
06

Standard Blade

Width11 ft3330 mm
Height3 in890 mm
Blade Angle (Both Directions)25 degrees25 degrees
Cutting Depth1.5 in440 mm
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Manufacturer-published specifications.

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