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Hydraulic
Excavators
Specifications
7
Edition 47 7-23
MODEL
M322D†
M322D2
Region Offerings
North America, Australia, New Zealand Africa, Middle East, CIS, China, Asia Pacific,
South America
Engine Power:
ISO 9249
123 kW
165 hp
123 kW
165 hp
ISO 14396
129 kW
173 hp
129 kW
173 hp
OperatingWeight*
20 500-22 500 kg
45,195-49,604 lb
20 500-22 500 kg
45,195-49,604 lb
Bucket Capacity Range (heaped)
0.44-1.57 m
3
0.58-2.05 yd
3
0.44-1.57 m
3
0.58-2.05 yd
3
Engine Model
C6.6 ACERT
C7.1 ACERT
Emission Standards
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
2000
No. of Cylinders
6
6
Bore
105 mm
4.1"
105 mm
4.1"
Stroke
127 mm
5"
135 mm
5.3"
Displacement
6.6 L
403 in
3
7.01 L
428 in
3
Max. Implement Hydraulic Pump
Output at Rated RPM
350+112 L/min
92+29 gpm
350+112 L/min
92+29 gpm
Tires — standard
11.00-20 dual pneumatic
11.00-20 dual pneumatic
Tires
— optional
11.00-20 dual solid rubber
11.00-20 dual solid rubber
Maximum Drawbar Pull
127 kN
28,551 lbf
127 kN
28,551 lbf
MaximumTravel Speed
25 km/h
15 mph
25 km/h
15 mph
Wheel Base
2750 mm
9'0"
2750 mm
9'0"
Width OverTires**
2750 mm
9'0"
2750 mm
9'0"
Ground Clearance**
380 mm
15"
380 mm
15"
Fuel Tank Refill Capacity
385 L
102 U.S. gal
385 L
102 U.S. gal
Hydraulic System (includes tank)
350 L
92.5 U.S. gal
350 L
92 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.