STANDARD EQUIPMENT FOR BASE MACHINE
Air cleaner, double element with dust
Hydraulics for dozer
indicator
Lighting system (includes 2 front, 1 rear)
Alternator, 60 ampere
Muffler with rain cap
Backup alarm
Open ROPS
Batteries, 2 x 12V 170 Ah
Palm lever steering control
Blower cooling fan
Radiator with reserve tank
Color monitor
Rear cover
Decelerator pedal
Starting motor, 11kW/24V
Electric priming pump
Suspension seat
Fenders
Track roller guard, end sections
Horn, warning
OPTIONAL EQUIPMENT
ROPS cab
Additional weight: 430 kg 948 lb
All-weather, enclosed pressurized cab
Dimensions:
—Length: 1735 mm 5'8"
—Width: 1755 mm 5'9"
—Height from floor: 1635 mm 5'4"
Meets ISO 3471, SAE J/ISO 3471 ROPS standards, and ISO
3449 FOPS standard.
Variable multi-shank ripper
Additional weight (including hydraulic control unit): 3760 kg 8,290 lb
Beam length: 2320 mm 7'7"
Hydraulically-controlled parallelogram-type ripper with three shanks.
Digging angle infinitely adjustable.
Standard digging angle: 45°
Maximum digging depth: 900 mm 2'11"
Maximum lift above ground: 950 mm 3'1"
Variable giant ripper
Additional weight (including hydraulic control unit): 3380 kg 7,450 lb
Beam length: 1410 mm 4'8"
Hydraulically-controlled parallelogram-type ripper with one shank.
Digging angle infinitely adjustable.
Standard digging angle: 45°
Maximum digging depth: 1370 mm 4'6"
Maximum lift above ground: 945 mm 3'1"
SIGMADOZER
Overall length
Blade
Blade
Maximum lift Maximum drop Maximum tilt
with dozer
capacity
length x height
above ground below ground
SIGMADOZER
6125 mm
9.4 m
3
4060 mm x 1850 mm
1320 mm
20'1"
12.3 yd
3
13'4" x 6'1"
4'4"
Strengthened
6125 mm
9.4 m
3
4060 mm x 1850 mm
1320 mm
SIGMADOZER
20'1"
12.3 yd
3
13'4" x 6'1"
4'4"
www.Komatsu.com
CEN00255-02
Materials and specifications are subject to change without notice
Track shoe assembly
– Sealed and lubricated track
Underguards, oil pan and transmission
560 mm 22" single grouser shoe
Shoes
Shoes (optional)
Additional weight
Ground contact area
560 mm 22"
single-grouser shoes
-0 kg
-0 lb
35280 cm
2
5,468 in
610 mm 24"
single-grouser shoes
+200 kg
+440 lb
38430 cm
2
5,957 in
660 mm 26"
single-grouser shoes
+410 kg
+900 lb
41580 cm
2
6,445 in
710 mm 28"
single-grouser shoes
+610 kg
+1,340 lb
44730 cm
2
6,933 in
560 mm 22"
extreme service shoes
+450 kg
+990 lb
35280 cm
2
5,468 in
610 mm 24"
extreme service shoes
+690 kg
+1,520 lb
38430 cm
2
5,957 in
660 mm 26"
extreme service shoes
+920 kg
+2,030 lb
41580 cm
2
6,445 in
Other
Air conditioner
Cab heater and defroster
Engine side cover
Large pre-cleaner
Locks, filler caps and covers
Rear view monitoring system
Rigid drawbar
Tool kit
Additional
adjustment
weight
617 mm
920 mm
4940 kg
2'
3'
10,890 lb
617 mm
920 mm
5360 kg
2'
3'
11,820 lb
SIGMADOZER
Printed in Japan 200905 IP.SIN.AD (10)
is a trademark of Komatsu Ltd. Japan
D155A
2
2
2
2
2
2
2
-6
Photo may include optional equipment.
HORSEPOWER
Gross: 268 kW 360 HP @ 1900 rpm
Net: 264 kW 354 HP @ 1900 rpm
OPERATING WEIGHT
41700 kg 91,930 lb
BLADE CAPACITY
Semi-U DOZER: 9.4 m
3
12.3 yd
3
D
155A