Komatsu D31EX-21 KOMSTAT II Crawler Tractor
Units
Dimensions
Dimensions
A
Length W/ Blade
13.18ft in
B
Width Over Tracks
6.08ft in
C
Height To Top Of Cab
8.83ft in
D
Length Of Track On Ground
6.58ft in
E
Ground Clearance
1.25ft in
Undercarriage
G
Track Gauge
4.76ft in
H
Standard Shoe Size
16in
Number Of Track Rollers Per Side
5
Ground Pressure
6.26psi
Number Of Shoes Per Side
38
Ground Contact Area
2496in2
Track Pitch
57in
Specifications
Engine
Engine Make
2238
Engine Model
SAA4D102E-2
Net Power
75hp
Displacement
240cu in
Aspiration
turbocharged and air-to-air aftercooled
Operational
Operating Weight
15720lb
Fuel Capacity
43.6gal
Cooling System Fluid Capacity
7.1gal
Engine Oil Capacity
3.3gal
Hydraulic Fluid Capacity
12.4gal
Final Drives Fluid Capacity
0.9gal
Transmission
Transmission Type
dual-path, hydrostatic transmission
Number Of Forward Gears
3
Number Of Reverse Gears
3
Max Speed - Forward
5.3mph
Max Speed - Reverse
5.3mph
Hydraulic System
Relief Valve Pressure
2990psi
Standard Blade
Blade Angle (Both Directions)
25degrees
Cutting Depth
1.3in
