- Length W/ Blade: 13.78 ft / 4200 mm
- Width Over Tracks: 6.92 ft / 2110 mm
- Height To Top Of Cab: 9.08 ft / 2770 mm
- Length Of Track On Ground: 7.75 ft / 2360 mm
Published dimensions and weight
Komatsu D39EX-21 KOMSTAT II
The Komatsu D39EX-21 KOMSTAT II is a crawler tractor of about 8.5 t, powered by a 95 hp engine.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight18780 lb8520 kg
03Selected published values31
Crawler tractors are commonly used for pushing, grading and clearing material where tracked traction is useful. Published rows for Komatsu D39EX-21 KOMSTAT II include published operating weight of 18780 lb / 8520 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.
- 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 (6.92 ft / 2110 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.
Dimensions
Length W/ Blade13.78 ft4200 mm
Width Over Tracks6.92 ft2110 mm
Height To Top Of Cab9.08 ft2770 mm
Length Of Track On Ground7.75 ft2360 mm
Undercarriage
Track Gauge5.42 ft1650 mm
Standard Shoe Size18 in460 mm
Ground Pressure5.55 psi38.21 kPa
Ground Contact Area3365 in22.17 m2
Number Of Shoes Per Side3939
Number Of Track Rollers Per Side66
Track Pitch65 in1650 mm
Engine
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
Operational
Operating Weight18780 lb8520 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
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
Standard Blade
Width9 ft2740 mm
Height3 in890 mm
Blade Angle (Both Directions)25 degrees25 degrees
Cutting Depth1.5 in440 mm
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Manufacturer-published specifications.