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Hydraulic
Excavators
Specifications
7-22 Edition 47
MODEL
M317D2
M318D†
M320D2
Region Offerings
Africa, Middle East, CIS,
China, Asia Pacific,
South America
Turkey, Australia,
New Zealand
Africa, Middle East, CIS,
China, Asia Pacific,
South America
Engine Power:
ISO 9249
101 kW
135 hp
124 kW
166 hp
124 kW
166 hp
ISO 14396
108 kW
145 hp
129.5 kW
174 hp
129 kW
173 hp
OperatingWeight*
16 100-
18 300 kg
35,501-
40,352 lb
18
200-20 100 kg
40,124-
44,312 lb
18 200-
20 100 kg
40,124-
44,312 lb
Bucket Capacity Range (heaped)
0.35-1.09 m
3
0.46-1.43 yd
3
0.35-1.18 m
3
0.46-1.54 yd
3
0.35-1.18 m
3
0.46-1.54 yd
3
Engine Model
C4.4 ACERT
C6.6 ACERT
C7.1 ACERT
Emission Standards
Tier 3/Stage IIIA Equivalent
UN/ECE R96 Stage IIIA/
China Nonroad Stage III
Tier 3/Stage IIIA/
UN/ECE R96 Stage IIIA
Tier 3/Stage IIIA Equivalent
UN/ECE R96 Stage IIIA/
China Nonroad Stage III
Rated Engine RPM
2000
1800
2000
No. of Cylinders
4
6
6
Bore
105 mm
4.1"
105 mm
4.1"
105 mm
4.1"
Stroke
127 mm
5"
127 mm
5"
135 mm
5.3"
Displacement
4.4 L
269 in
3
6.6 L
403 in
3
7.01 L
428 in
3
Max. Implement Hydraulic Pump
Output at Rated RPM
220+80 L/min
58+21 gpm
290+112 L/min
76+29 gpm
290+112 L/min
76+29 gpm
Tires — standard
10.00-20 dual pneumatic
10.00-20 dual pneumatic
10.00-20 dual pneumatic
Tires
— optional
10.00-20 dual solid rubber
10.00-20 dual solid rubber
10.00-20 dual solid rubber
11.00-20 dual pneumatic
445/70 R19.5TL XF
11.00-20 dual pneumatic
445/70/R19.5TL XF
single pneumatic
11.00-20 dual pneumatic
445/70/R19.5TL XF
single pneumatic
Maximum Drawbar Pull
102 kN
22,931 lbf
10 3 kN
23,155 lbf
103 kN
23,155 lbf
MaximumTravel Speed
34 km/h
21 mph
37 km/h
23 mph
37 km/h
23 mph
Wheel Base
2550 mm
8'4"
2600 mm
8'6"
2600 mm
8'6"
Width OverTires**
2550 mm
8'4"
2550 mm
8'4"
2550 mm
8'4"
Ground Clearance**
370 mm
14.7"
370 mm
1'3"
370 mm
14.7"
Fuel Tank Refill Capacity
235 L
62 U.S. gal
385 L
102 U.S. gal
385 L
102 U.S. gal
Hydraulic System (includes tank)
220 L
58 U.S. gal
255 L
67 U.S. gal
255 L
67 U.S. gal
*
*Machine weight with medium stick, heavy counterweight, bucket, full fuel tank, and 75 kg
(165 lb)
operator.
**Tire pressure is 750 kPa
(100 psi)
with standard tires.
†This product has been discontinued.
NOTE:
Specifications also vary by Sales area.
Contact your Cat dealer for details.