320 Hydraulic Excavator

$940 Daily

$2,450 Weekly

$6,680 Monthly

The 320 raises the bar for efficiency and fuel economy in this size class. With the industry’s highest level of standard factory technology, a new cab focused on operator comfort, plus lower fuel and maintenance costs, the 320 will set a new pace for productivity and profit in your operation.

Engine
Net Power - ISO 9249
172HP
Engine Model
Cat C4.4e TTA
Engine Power - ISO 14396
173HP
Bore
4in
Stroke
5in
Displacement
269in³
Weights
Operating Weight
50265lb
Working Ranges & Forces
Maximum Digging Depth
22.1ft
Boom
Reach 5.7 m (18'8")
Stick
Reach 2.9 m (9'6")
Bucket
1.19 m ³ (1.56 yd³)
Maximum Reach at Ground Level
32.4ft
Maximum Cutting Height
30.8ft
Maximum Loading Height
21.4ft
Minimum Loading Height
7.1ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
21.5ft
Maximum Vertical Wall Digging Depth
17ft
Bucket Digging Force - ISO
38811lbf
Stick Digging Force - ISO
23911lbf
Hydraulic System
Main System - Maximum Flow
429 l/min (113 gal/min)
Maximum Pressure - Equipment
5075psi
Maximum Pressure - Travel
4974psi
Maximum Pressure - Swing
3988psi
Swing Mechanism
Maximum Swing Torque
60300ft·lbf
Service Refill Capacities
Fuel Tank Capacity
86.6gal (US)
Cooling System
6.6gal (US)
Engine Oil
4gal (US)
Swing Drive - Each
3.2gal (US)
Final Drive - Each
1.3gal (US)
Hydraulic System - Including Tank
61.8gal (US)
Hydraulic Tank
30.4gal (US)
DEF Tank
10.3gal (US)
Dimensions
Boom
Reach 5.7 m (18'8")
Stick
Reach 2.9 m (9'6")
Bucket
1.19 m ³ (1.56 yd³)
Shipping Height - Top of Cab
9.8ft
Handrail Height
9.8ft
Shipping Length
31ft
Tail Swing Radius
9.3ft
Counterweight Clearance
3.4ft
Ground Clearance
1.6ft
Track Length
14.7ft
Length to Center of Rollers
12ft
Track Gauge
7.9ft
Transport Width
9.8ft

Standard Equipment:

Note
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
 
Cab
  • ROPS, sound suppression
  • Mechanically adjustable seat
  • High-resolution 203 mm (8 in) LCD touchscreen monitor
 
Cat Technology
  • Cat Product Link
  • Cat GRADE with 2D
 
Cat Technology
  • Cat GRADE with Assist
  • Cat PAYLOAD
  • 2D E-Fence
  • Lift Assist
  • Auto Dig Boost
  • Remote troubleshoot
 
Engine
  • Three selectable power modes
  • Auto engine speed control
  • 52°C (126°F) ambient cooling capacity
  • -32°C (-25°F) cold start capability
  • Reversing electric cooling fans
  • Biodiesel capability up to B20
 
Hydraulic System
  • Boom and stick regeneration circuits
  • Slide joysticks
  • Auto hydraulic warm up
  • Auto two-speed travel
  • Boom and stick drift reduction valve
  • Advanced tool control - Europe only
 
Boom And Sticks
  • 5.7 m (18'8") reach boom, 2.9 m (9'6") stick
 
Undercarriage And Structures
  • Tie-down points on base frame
 
Electrical System
  • Two 1,000 CCA maintenance-free batteries
  • Programmable time-delay LED working lights
  • LED chassis light, left-hand/right-hand boom lights, cab lights
 
Service And Maintenance
  • Sampling ports for Scheduled Oil Sampling (S·O·S)
  • Ground-level and platform-level engine oil dipsticks
 
Safety And Security
  • Rear and right-hand-sideview cameras
  • Signaling/warning horn
  • Right-hand mirror
  • Ground-level engine shutoff switch
  • Right-hand handrail and hand hold
  • Signaling/warning horn
 

Optional Equipment:

Note
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
 
Cab
  • Air-adjustable seat with heat (Deluxe only)
  • High-resolution 254 mm (10 in) LCD touchscreen monitor
  • Cat Stick Steer
 
Cat Technology
  • Cat GRADE with 3D
  • Cat GRADE with Advanced 2D (not available on SLR)
  • Cat GRADE with 3D (not available on SLR)
 
Safety And Security
  • Cat Command remote control
  • Right-hand-side camera
  • 360° visibility
  • Inspection Lighting
  • Cat Detect People Detection
 
Engine
  • 52°C (125°F) high-ambient cooling capacity
 
Hydraulic System
  • Boom and stick lowering check valves
  • Hammer return filter circuit
  • Combined flow/high-pressure auxiliary circuit
  • Medium-pressure circuit
  • Quick coupler circuit for Cat Pin Grabber
  • Auto Heavy Lift
 
Boom And Sticks
  • 8.85 m (29'0") SLR boom, 6.28 m (20'7") SLR stick
 
Undercarriage And Structures
  • 600 mm (24") triple grouser shoes
  • 700 mm (28") triple grouser shoes
  • 790 mm (31") triple grouser shoes
  • 900 mm (35") triple grouser shoes
  • 4200 kg (9,300 lb) counterweight for HD boom and stick
 
Electrical System
  • Premium surround lighting package
 

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