- Height To Top Of Cab: 9.11 ft / 2775 mm
- Ground Clearance: 1.04 ft / 315 mm
- Track Gauge: 4.96 ft / 1510 mm
- Length: 7.17 ft / 2185 mm
Published dimensions and weight
Komatsu D31EX-22
The Komatsu D31EX-22 pairs the SAA4D95LE-5 engine (78 hp) with an operating weight near 8.2 t.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight18055.9 lb8190 kg
03Selected published values59
Crawler tractors are commonly used for pushing, grading and clearing material where tracked traction is useful. Published rows for Komatsu D31EX-22 include published operating weight of 18055.9 lb / 8190 kg, published engine power of 80 hp / 59.7 kw, the published “Height To Top Of Cab” field of 9.11 ft / 2775 mm. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Height To Top Of Cab” field (9.11 ft / 2775 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Ground Clearance” field (1.04 ft / 315 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Track Gauge” field (4.96 ft / 1510 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
Height To Top Of Cab9.11 ft2775 mm
Ground Clearance1.04 ft315 mm
Track Gauge4.96 ft1510 mm
Length7.17 ft2185 mm
Undercarriage
Track Gauge4.96 ft1510 mm
Standard Shoe Size15.75 in400 mm
Number Of Track Rollers(Each Side)66
Shoe Width (Standard)15.75 in400 mm
Type Of Shoes(Standard)Single grouserSingle grouser
Ground Contact Area2713 in21.76 m2
Ground Pressure6.68 psi46.06 kPa
Grouser Height1.86 in47 mm
Length Of Track Ground86.03 in2185 mm
Number Of Shoes (Each Side)4040
Steering System
Minimum Turning Radius6.6 ft2 m
Engine
Hydraulic Fan At Maximum Speed71.1 hp53 kw
Lubrication MethodGear pump ,Force LubricationGear pump ,Force Lubrication
FilterFull FlowFull Flow
EpaTier -3 Emission certifiedTier -3 Emission certified
Number Of Cylinders44
Piston Displacement199 cu in3.3 L
Engine Make22382238
Engine ModelSAA4D95LE-5SAA4D95LE-5
Gross Power80 hp59.7 kw
Net Power78 hp58.2 kw
Power Measured @2200 rpm2200 rpm
Displacement199 cu in3.3 L
AspirationTurbocharged, air-to-air aftercooledTurbocharged, air-to-air aftercooled
Bore3.8 in95 mm
Stroke4.6 in115 mm
Horse Power: Sae J199580.5 hp60 kw
Horse Power: Iso 9249 / Sae J134977.8 hp58 kw
Fan Drive TypeHydraulicHydraulic
Capacities
Fuel Tank - Diesel51.6 gal195 L
Hydraulic Tank15.9 gal60 L
Final Drive1 gal3.5 L
Engine Oil3 gal11 L
Coolant4.8 gal18 L
Operational
Blade Capacity2.2 yd31.7 m3
Blade TypePATPAT
Blade Length100.4 in2550 mm
Blade Height33.1 in840 mm
Blade Cut Depth15.4 in390 mm
Ripper TypeFixedFixed
Ripper Depth13.4 in339 mm
Transmission
Transmission Typedual-path, hydrostaticdual-path, hydrostatic
Number Of Forward Gears33
Number Of Reverse Gears33
Max Speed - Forward5.3 mph8.6 km/h
Max Speed - Reverse5.3 mph8.6 km/h
Weights
Operating Weight18055.9 lb8190 kg
Ripper Weight1267.7 lb575 kg
Hydraulic System
Hydraulic System TypeClosed-centre Load Sensing System (CLSS)Closed-centre Load Sensing System (CLSS)
Blade Lift(No.Of.Cylinders)22
Blade-Tilit(No.Of.Cylinders)11
Blade Angle(No.Of.Cylinders)22
Blade Lift(Bore)0.3 ft75 mm
Blade-Tilit(Bore)0.3 ft90 mm
Blade Angle(Bore)0.3 ft80 mm
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Manufacturer-published specifications.