Komatsu D31EX-22 Dozer

Dimensions

Height To Top Of Cab 9.11 ft in (2775 mm)
Ground Clearance 1.04 ft in (315 mm)
Track Gauge 4.96 ft in (1510 mm)
Length 7.17 ft in (2185 mm)

Undercarriage

Track Gauge 4.96 ft in (1510 mm)
Standard Shoe Size 15.75 in (400 mm)
Number Of Track Rollers(Each Side) 6
Shoe Width (Standard) 15.75 in (400 mm)
Type Of Shoes(Standard) Single grouser
Ground Contact Area 2713 in2 (1.76 m2)
Ground Pressure 6.68 psi (46.06 kPa)
Grouser Height 1.86 in (47 mm)
Length Of Track Ground 86.03 in (2185 mm)
Number Of Shoes (Each Side) 40

Steering System

Minimum Turning Radius 6.6 ft in (2 m)

Engine Details

Hydraulic Fan At Maximum Speed 71.1 hp (53 kw)
Lubrication Method Gear pump ,Force Lubrication
Filter Full Flow
Epa Tier -3 Emission certified
Number Of Cylinders 4
Piston Displacement 199 cu in (3.3 L)
Engine Make Komatsu
Engine Model SAA4D95LE-5
Gross Power 80 hp (59.7 kw)
Net Power 78 hp (58.2 kw)
Power Measured @ 2200 rpm
Displacement 199 cu in (3.3 L)
Aspiration Turbocharged, air-to-air aftercooled
Bore 3.8 in (95 mm)
Stroke 4.6 in (115 mm)
Horse Power: Sae J1995 80.5 hp (60 kw)
Horse Power: Iso 9249 / Sae J1349 77.8 hp (58 kw)
Fan Drive Type Hydraulic

Capacities

Fuel Tank – Diesel 51.6 gal (195 L)
Hydraulic Tank 15.9 gal (60 L)
Final Drive 1 gal (3.5 L)
Engine Oil 3 gal (11 L)
Coolant 4.8 gal (18 L)

Operational Specs

Blade Capacity 2.2 yd3 (1.7 m3)
Blade Type PAT
Blade Length 100.4 in (2550 mm)
Blade Height 33.1 in (840 mm)
Blade Cut Depth 15.4 in (390 mm)
Ripper Type Fixed
Ripper Depth 13.4 in (339 mm)

Transmission

Transmission Type dual-path, hydrostatic
Number Of Forward Gears 3
Number Of Reverse Gears 3
Max Speed – Forward 5.3 mph (8.6 km/h)
Max Speed – Reverse 5.3 mph (8.6 km/h)

Weights

Operating Weight 18055.9 lb (8190 kg)
Ripper Weight 1267.7 lb (575 kg)

Hydraulic System

Hydraulic System Type Closed-centre Load Sensing System (CLSS)
Blade Lift(No.Of.Cylinders) 2
Blade-Tilit(No.Of.Cylinders) 1
Blade Angle(No.Of.Cylinders) 2
Blade Lift(Bore) 0.3 ft in (75 mm)
Blade-Tilit(Bore) 0.3 ft in (90 mm)
Blade Angle(Bore) 0.3 ft in (80 mm)
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