Big EOFY Savings on Cat Compact machines until 30 June 2026. T&Cs apply. View Promotion

Big EOFY Savings on Cat Compact machines until 30 June 2026. T&Cs apply. View Promotion

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Metric | Imperial
Cat 325 Hydraulic Excavator
Medium Excavators
325 - Tier 4 / Stage V
Change product
Cat 320 Hydraulic Excavator
Medium Excavators
320
Change product
Cat 320 Hydraulic Excavator
Medium Excavators
320
Change product
Engine Expand Collapse
Net Power - ISO 9249
172 hp 128.5 kW
172 hp 128.5 kW
157 hp 117 kW
Net Power - ISO 9249 (DIN)
175 hp (metric) 175 hp (metric)
175 hp (metric) 175 hp (metric)
159 hp (metric) 159 hp (metric)
Engine Model
Cat® C4.4
Cat® C4.4
Cat® C7.1
Engine Power - ISO 14396
174 hp 129.4 kW
174 hp 129.4 kW
158 hp 118 kW
Engine Power - ISO 14396 (DIN)
176 hp (metric) 176 hp (metric)
176 hp (metric) 176 hp (metric)
160 hp (metric) 160 hp (metric)
Bore
4 in 105 mm
4 in 105 mm
4 in 105 mm
Stroke
5 in 127 mm
5 in 127 mm
5 in 135 mm
Displacement
269 in³ 4.4 l
269 in³ 4.4 l
428 in³ 7.01 l
Biodiesel Capability
Up to B20¹
Up to B20¹
Up to B20¹
Emissions
Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards.
Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,200 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,200 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)*** or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. ***Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).
¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)*** or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. ***Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).
¹Cat engines are compatible with diesel fuel blended with the following lower-carbon intensity fuels** up to: 100% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels. Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *For use of blends higher than 20% biodiesel, consult your Cat dealer. **Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels.
Main System - Maximum Flow
429 L/min (113 gal/min)
429 l/min (113 gal/min)
429 l/min (113 gal/min)
Maximum Pressure - Equipment
5075 psi 35000 kPa
5075 psi 35000 kPa
5075 psi 35000 kPa
Maximum Pressure - Equipment - Lift Mode
5510 psi 38000 kPa
5510 psi 38000 kPa
5510 psi 38000 kPa
Maximum Pressure - Travel
5075 psi 35000 kPa
4974 psi 34300 kPa
4974 psi 34300 kPa
Maximum Pressure - Swing
3988 psi 27500 kPa
3988 psi 27500 kPa
3988 psi 27500 kPa
Swing Speed
11.12 r/min 11.12 r/min
Note (1)
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,200 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 2,200 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Maximum Swing Torque
60480 lbf·ft 82 kN·m
60300 lbf·ft 82 kN·m
60300 lbf·ft 82 kN·m
Operating Weight
62800 lb 28500 kg
49,800 lb 22600 kg
47000 lb 21300 kg
Note
Long undercarriage, Reach boom, R2.9B1 (9'6") stick, Heavy Duty (HD) 1.19 m³ (1.56 yd³) bucket, 790 mm (31") HD triple grouser shoes and 8300 kg (18,300 lb) counterweight.
Reach boom, R2.9 (9'6") stick, Heavy Duty (HD) 1.19 m³ (1.56 yd³) bucket 790 mm (31") triple grouser shoes, 4200 kg (10,400 lb) counterweight.
Heavy Duty (HD) Reach boom, HD R2.9 (9'6") stick, HD 1.19 m³ (1.56 yd³) bucket, 600 mm (24") triple grouser shoes, and 3700 kg (8,200 lb) counterweight.
Fuel Tank Capacity
82.7 gal (US) 313 l
91.1 gal (US) 345 l
91.1 gal (US) 345 l
Cooling System
3.1 gal (US) 11.8 l
6.6 gal (US) 25 l
6.6 gal (US) 25 l
Engine Oil
4 gal (US) 15 l
4 gal (US) 15 l
6.6 gal (US) 25 l
Swing Drive
1.5 gal (US) 5.5 l
1.6 gal (US) 6 l
1.6 gal (US) 6 l
Final Drive - Each
1.2 gal (US) 4.5 l
1.1 gal (US) 4 l
1.3 gal (US) 5 l
Hydraulic System - Including Tank
60.8 gal (US) 230 l
61.8 gal (US) 234 l
61.8 gal (US) 234 l
Hydraulic Tank
29.4 gal (US) 111 l
30.4 gal (US) 115 l
30.4 gal (US) 115 l
DEF Tank
6.9 gal (US) 26 l
10.3 gal (US) 39 l
Boom
Reach 5.7 m (18'8")
Reach 5.7 m (18'8")
HD Reach 5.7 m (18'8")
Stick
Reach 2.9 m (9'6")
Reach 2.9 m (9'6")
HD Reach 2.9 m (9'6")
Bucket
HD 1.19 m³ (1.56 yd³)
1.19 m ³ (1.56 yd³)
HD 1.19 m³ (1.56 yd³)
Shipping Height - Top of Cab
10.1 ft 3080 mm
9.7 ft 2960 mm
9.7 ft 2960 mm
Handrail Height
10.5 ft 3190 mm
9.7 ft 2950 mm
9.8 ft 2950 mm
Shipping Length
29.2 ft 8890 mm
31.3 ft 9530 mm
31.3 ft 9530 mm
Tail Swing Radius
5.11 ft 1810 mm
9.3 ft 2830 mm
9.3 ft 2830 mm
Counterweight Clearance
3.3 ft 1020 mm
3.4 ft 1050 mm
3.4 ft 1050 mm
Ground Clearance
1.5 ft 440 mm
1.5 ft 470 mm
1.5 ft 470 mm
Length to Center of Rollers
12 ft 3650 mm
11.7 ft 3650 mm
12 ft 3650 mm
Track Length
14.7 ft 4460 mm
14.6 ft 4450 mm
14.7 ft 4450 mm
Track Gauge
7.1 ft 2380 mm
7.8 ft 2380 mm
7.8 ft 2380 mm
Transport Width
9.8 ft 2980 mm
9.8 ft 2980 mm
9.8 ft 2980 mm
Maximum Digging Depth
22 ft 6700 mm
22 ft 6720 mm
22 ft 6720 mm
Boom
Reach 5.7 m (18'8")
Reach 5.7 m (18'8")
HD Reach 5.7 m (18'8")
Stick
Reach 2.9 m (9'6")
Reach 2.9 m (9'6")
HD Reach 2.9 m (9'6")
Bucket
HD 1.19 m³ (1.56 yd³)
1.19 m ³ (1.56 yd³)
HD 1.19 m³ (1.56 yd³)
Maximum Reach at Ground Level
32.1 ft 9780 mm
32.3 ft 9860 mm
32.3 ft 9860 mm
Maximum Cutting Height
36 ft 10970 mm
30.7 ft 9370 mm
30.7 ft 9370 mm
Maximum Loading Height
25.11 ft 7900 mm
21.3 ft 6490 mm
21.3 ft 6490 mm
Minimum Loading Height
9.9 ft 2980 mm
7.1 ft 2170 mm
7.1 ft 2170 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.5 ft 6520 mm
21.5 ft 6550 mm
21.5 ft 6550 mm
Maximum Vertical Wall Digging Depth
16 ft 4880 mm
17 ft 5190 mm
17 ft 5190 mm
Bucket Digging Force - ISO
33720 lbf 150 kN
31586 lbf 141 kN
33811 lbf 150 kN
Stick Digging Force - ISO
23830 lbf 106 kN
23987 lbf 107 kN
23911 ft·lbf 106 kN
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. If equipped with R134a (Global Warming Potential = 1430), the system contains 0.8 kg (1.8 lb) of refrigerant which has a CO2 equivalent of 1.114 metric tonnes (1.261 tons). If equipped with R1234yf (Global Warming Potential = 0.5), the system contains 0.75 kg (1.7 lb) of refrigerant which has a CO2 equivalent of 0.001 metric tonnes (0.001 tons).
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. If equipped with R134a (Global Warming Potential = 1430), the system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons). If equipped with R1234yf (Global Warming Potential = 0.5), the system contains 0.75 kg (1.7 lb) of refrigerant which has a CO2 equivalent of 0.001 metric tonnes (0.001 tons).
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons).
Recyclability
98%
97%
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