Caterpillar 320 Tracked Excavators
Caterpillar 320




5+
sold in last yearGeneral overview
Caterpillar 320 is a hydraulic excavator produced in the United States in 2018. It is built for excavation and earthmoving work, with an operating weight of 22,600 and a Cat C4.4 engine rated at 172 net power under ISO 9249. The model meets Stage V emission standards.
Its reference bucket capacity is 1, and the boom-and-stick arrangement uses a 5,700 boom with a 2,900 stick. Key working figures include a maximum digging depth of 6,720, a maximum reach at ground level of 9,860, and a maximum loading height of 6,490. Hydraulic specifications list a maximum rated flow of 429, system relief pressure of 35,000, and bucket and stick digging forces of 141 and 107.
Year
2018
Country of manufacturing
United States
General specifications
Emission standard level
Stage V
Displacement
4 cu(m)
Fuel tank
345 L
Cooling system
25 L
Dimensions
1.19 mm
Operating Weight
22,600 kg
Reference Bucket Capacity
1 cu(m)
Maximum Rated Flow
429 L/min
System Relief Pressure
35,000 kPa
Hydraulic Capacity
115 L
Engine Model
Cat C4.4
Maximum Pressure - Equipment
35,000 kPa
Maximum Pressure - Travel
34,300 kPa
Maximum Pressure - Swing
27,500 kPa
Engine Oil
25 L
Hydraulic System - Including Tank
234 L
Maximum Digging Depth
6,720 mm
Boom working ranges
mm
Stick working ranges
mm
Bucket working ranges
1.19 mm
Maximum Reach at Ground Level
9,860 mm
Maximum Cutting Height
9,370 mm
Maximum Loading Height
6,490 mm
Minimum Loading Height
2,170 mm
Maximum Vertical Wall Digging Depth
5,190 mm
Bucket Digging Force - ISO
141 kN
Stick Digging Force - ISO
107 kN
Boom length
5,700 mm
Stick length
2,900 mm
Net Power (ISO 9249)
172 hp
Additional specifications
Rated power
128.5 kW
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Based on ratings and reviews from verified buyers.
Overall rating
1 reviews
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3.0
Reliability & Durability
4.0
Comfort & Ergonomics
4.0
Safety
3.0
Technology & Features
3.0
Sean Jones

We added a quick coupler and it's far more versatile. The boom holds steady for precise placement. Dig force and reach cover most of our trenching.
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What is the average price of a Caterpillar 320?
No confirmed market price is supplied for the Caterpillar 320. Check current listings and compare machine condition, location, hours, service records, and configuration.
What are the key advantages of the Caterpillar 320?
The supplied specifications list a Cat C4.4 engine with 128.3 kW (172 hp), a 1 m³ (1.31 cu yd) reference bucket capacity, and a maximum digging depth of 6,720 mm (264.6 in). It also has a maximum rated hydraulic flow of 429 L/min (113.3 gpm).
What type of engine does the 320 use?
The Caterpillar 320 uses a Cat C4.4 engine. The supplied specification lists Stage V as its emission standard level.
How much horsepower does the 320 have?
The Caterpillar 320 has a net power rating of 128.3 kW (172 hp) under ISO 9249.
What fuel does the Caterpillar 320 use?
The supplied data does not confirm the fuel type for the Caterpillar 320. It lists a fuel tank capacity of 345 L (91.1 US gal).
What jobs is this Excavators best suited for?
Based on the supplied digging and loading specifications, this excavator is suited to excavation and loading work within its stated operating range. It has a maximum digging depth of 6,720 mm (264.6 in), maximum reach at ground level of 9,860 mm (388.2 in), and maximum loading height of 6,490 mm (255.5 in).
What is the expected lifespan of the 320?
The supplied data does not provide an expected service life for the Caterpillar 320. Assess condition through service records, maintenance history, operating hours, wear on the undercarriage and attachments, and hydraulic performance.
What should a buyer check when purchasing a used Excavators?
Check service records, operating hours, leaks, hydraulic operation, engine condition, undercarriage wear, boom and stick play, bucket condition, controls, and any warning indicators. Confirm that the machine’s configuration and attachments match the intended work.











