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Excavators
323 - Tier 3
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320 - Tier 3
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326 - Tier 3
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Save this as your preferred unit of measurement clear
Excavators
Selected
323 - Tier 3
323 - Tier 3
Selected
323 - Tier 3
323 - Tier 3
Excavators
320 - Tier 3
320 - Tier 3
Excavators
326 - Tier 3
326 - Tier 3
 
Engine
Net Power - ISO 9249
157 HP 117 kW
157 HP 117 kW
212 HP 157.8 kW
Net Power - ISO 9249 (DIN)
159 hp (metric) 159 hp (metric)
159 hp (metric) 159 hp (metric)
215 hp (metric) 215 hp (metric)
Engine Model
Cat C7.1 Cat C7.1
Cat C7.1 Cat C7.1
Cat C7.1 Cat C7.1
Engine Power - ISO 14396
158 HP 118 kW
158 HP 118 kW
213 HP 159 kW
Engine Power - ISO 14396 (DIN)
160 hp (metric) 160 hp (metric)
160 hp (metric) 160 hp (metric)
216 hp (metric) 216 hp (metric)
Bore
4 in 105 mm
4 in 105 mm
4 in 105 mm
Stroke
5 in 135 mm
5 in 135 mm
5 in 135 mm
Displacement
428 in³ 7.01 l
428 in³ 7.01 l
428 in³ 7.01 l
Biodiesel Capability
Up to B20¹ Up to B20¹
Up to B20¹ Up to B20¹
Up to B20¹ Up to B20¹
Emissions
Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA. Meets Brazil MAR-1 emission standards, equivalent to U.S. EPA Tier 3 and EU Stage IIIA.
Cat C7.1 engine emits equivalent to U.S. EPA Tier 3 and EU Stage IIIA. Cat C7.1 engine emits 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 1,800 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.
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. 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.
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 1,900 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 1,900 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
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. 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.
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. 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.
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. 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.
Hydraulic System
Main System - Maximum Flow
429 l/min (113 gal/min) 429 l/min (113 gal/min)
429 l/min (113 gal/min) 429 l/min (113 gal/min)
481 L/min (127 gal/min) 481 L/min (127 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
Maximum Pressure - Travel
4974 psi 34300 kPa
4974 psi 34300 kPa
5075 psi 35000 kPa
Maximum Pressure - Swing
3998 psi 27500 kPa
3988 psi 27500 kPa
4118 psi 28400 kPa
Swing Mechanism
Swing Speed
11.25 r/min 11.25 r/min
11.3 r/min 11.3 r/min
9.8 r/min 9.8 r/min
Maximum Swing Torque
60300 lb/ft 82 kN·m
60300 ft·lbf 82 kN·m
78180 ft·lbf 106 kN·m
Weights
Operating Weight
50500 lb 22900 kg
47000 lb 21300 kg
56600 lb 25700 kg
Note
Long undercarriage, Heavy Duty (HD) Reach boom, HD R2.9 (9'6") stick, 1.30 m³ (1.70 yd³) HD bucket, 600 mm (24") HD shoes, and 4200 kg (9,260 lb) counterweight. Long undercarriage, Heavy Duty (HD) Reach boom, HD R2.9 (9'6") stick, 1.30 m³ (1.70 yd³) HD bucket, 600 mm (24") HD shoes, and 4200 kg (9,260 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. 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.
Long undercarriage, Heavy Duty (HD) Reach boom, HD R2.95 m (9'7") stick, 1.54m³ (2.01 yd³) HD bucket, 600 mm (24") triple grouser shoes and 4600 kg (10,141 lb) counterweight. Long undercarriage, Heavy Duty (HD) Reach boom, HD R2.95 m (9'7") stick, 1.54m³ (2.01 yd³) HD bucket, 600 mm (24") triple grouser shoes and 4600 kg (10,141 lb) counterweight.
Service Refill Capacities
Fuel Tank Capacity
86.6 gal (US) 345 l
86.6 gal (US) 345 l
125.2 gal (US) 474 l
Cooling System
6.6 gal (US) 25 l
6.6 gal (US) 25 l
6.6 gal (US) 25 l
Engine Oil
6.6 gal (US) 25 l
6.6 gal (US) 25 l
6.6 gal (US) 25 l
Swing Drive
-
-
3 gal (US) 11.5 l
Swing Drive - Each
3.2 gal (US) 12 l
1.6 gal (US) 6 l
-
Final Drive - Each
1.1 gal (US) 4 l
1.3 gal (US) 5 l
1.2 gal (US) 4.5 l
Hydraulic System - Including Tank
61.8 gal (US) 234 l
61.8 gal (US) 234 l
81.9 gal (US) 310 l
Hydraulic Tank
30.4 gal (US) 115 l
30.4 gal (US) 115 l
38.8 gal (US) 147 l
Dimensions
Boom
HD Reach 5.7 m (18'8") HD Reach 5.7 m (18'8")
HD Reach 5.7 m (18'8") HD Reach 5.7 m (18'8")
HD Reach 5.9 m (19'4") HD Reach 5.9 m (19'4")
Stick
HD Reach 2.9 m (9'6") HD Reach 2.9 m (9'6")
HD Reach 2.9 m (9'6") HD Reach 2.9 m (9'6")
HD Reach 2.95 m (9'8") HD Reach 2.95 m (9'8")
Bucket
HD 1.30 m³ (1.70 yd³) HD 1.30 m³ (1.70 yd³)
HD 1.19 m³ (1.56 yd³) HD 1.19 m³ (1.56 yd³)
HD 1.54m³ (2.01 yd³) HD 1.54m³ (2.01 yd³)
Shipping Height - Top of Cab
9.9 ft 2960 mm
9.7 ft 2960 mm
9.8 ft 3000 mm
Handrail Height
9.8 ft 2950 mm
9.8 ft 2950 mm
9.8 ft 3000 mm
Shipping Length
31.3 ft 9530 mm
31.3 ft 9530 mm
33 ft 10060 mm
Tail Swing Radius
9.3 ft 2830 mm
9.3 ft 2830 mm
9.8 ft 3000 mm
Counterweight Clearance
3.4 ft 1050 mm
3.4 ft 1050 mm
3.5 ft 1060 mm
Ground Clearance
1.7 ft 470 mm
1.5 ft 470 mm
1.4 ft 440 mm
Track Length
14.7 ft 4450 mm
14.7 ft 4450 mm
15.2 ft 4640 mm
Length to Center of Rollers
12 ft 3650 mm
12 ft 3650 mm
12.6 ft 3830 mm
Track Gauge
7.8 ft 2380 mm
7.8 ft 2380 mm
8.5 ft 2590 mm
Transport Width
9.9 ft 2980 mm
9.8 ft 2980 mm
10.5 ft 3190 mm
Working Ranges & Forces
Maximum Digging Depth
22.1 ft 6730 mm
22 ft 6720 mm
22.4 ft 6820 mm
Boom
HD Reach 5.7 m (18'8") HD Reach 5.7 m (18'8")
HD Reach 5.7 m (18'8") HD Reach 5.7 m (18'8")
HD Reach 5.9 m (19'4") HD Reach 5.9 m (19'4")
Stick
HD Reach 2.9 m (9'6") HD Reach 2.9 m (9'6")
HD Reach 2.9 m (9'6") HD Reach 2.9 m (9'6")
HD Reach 2.95 m (9'8") HD Reach 2.95 m (9'8")
Bucket
HD 1.30 m³ (1.70 yd³) HD 1.30 m³ (1.70 yd³)
HD 1.19 m³ (1.56 yd³) HD 1.19 m³ (1.56 yd³)
HD 1.54m³ (2.01 yd³) HD 1.54m³ (2.01 yd³)
Maximum Reach at Ground Level
32.4 ft 9870 mm
32.3 ft 9860 mm
33.2 ft 10120 mm
Maximum Cutting Height
31 ft 9450 mm
30.7 ft 9370 mm
31.6 ft 9640 mm
Maximum Loading Height
21.3 ft 6480 mm
21.3 ft 6490 mm
21.7 ft 6620 mm
Minimum Loading Height
7.1 ft 2160 mm
7.1 ft 2170 mm
7.8 ft 2390 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.6 ft 6560 mm
21.5 ft 6550 mm
21.8 ft 6650 mm
Maximum Vertical Wall Digging Depth
18.5 ft 5620 mm
17 ft 5190 mm
16.8 ft 5110 mm
Bucket Digging Force - ISO
31505 lbf 140 kN
33811 lbf 150 kN
37320 lbf 166 kN
Stick Digging Force - ISO
23962 lbf 107 kN
23911 ft·lbf 106 kN
27200 lbf 121 kN

Price listed is Manufacturer's Suggested Retail Price, this price does not include shipping and handling, expedite charges, taxes, dealer installation costs or other dealer charges. Dealers set actual prices, including invoicing currency. The MSRP displayed is for the region selected.