320 GC Hydraulic Excavator

The Cat® 320 GC excavator balances productivity with easy-to-use technology features, a new comfortable cab, reduced fuel consumption by up to 20%, and longer maintenance intervals reducing maintenance costs by up to 25% to bring you a durable, low-cost-per-hour excavator for light- to medium-duty applications.

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Engine

Net Power - ISO 9249 146HP
Engine Model Cat C4.4e TA
Engine Power - ISO 14396 148HP
Bore 4in
Stroke 5in
Displacement 269in³

Weights

Operating Weight 48281lb

Working Ranges & Forces

Maximum Digging Depth 22ft
Boom Reach 5.7 m (18.8)
Stick R2.9B1 (9'6")
Bucket 1.00 m³ (1.31 yd³)
Maximum Reach at Ground Level 32.3ft
Maximum Cutting Height 31ft
Maximum Loading Height 21.3ft
Minimum Loading Height 7.1ft
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 21.6ft
Maximum Vertical Wall Digging Depth 18.7ft
Bucket Digging Force - ISO 28935lbf
Stick Digging Force - ISO 22281lbf

Hydraulic System

Main System - Maximum Flow 442 l/min (116 gal/min)
Maximum Pressure - Equipment 5075psi
Maximum Pressure - Travel 4974psi
Maximum Pressure - Swing 3625psi

Swing Mechanism

Swing Speed 11.6r/min
Maximum Swing Torque 54900ft·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 1.1gal (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 R2.9B1 (9'6")
Bucket 1.00 m³ (1.31 yd³)
Shipping Height - Top of Cab 9.7ft
Handrail Height 9.8ft
Shipping Length 31.3ft
Tail Swing Radius 9.3ft
Counterweight Clearance 3.4ft
Ground Clearance 1.5ft
Track Length 10.7ft
Length to Center of Rollers 12ft
Track Gauge 7.2ft
Transport Width 10.4ft

Standard Equipment

Note
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
Engine
  • Cat C4.4 electronically-controlled turbo-charged Tier 4 Final diesel engine
  • Meets U.S. EPA Tier 4 Final and EU Stage IV emissions standards.
  • Two selectable power modes
  • One-touch low idle with auto engine speed control
  • Auto engine idle shutdown
  • Recommended for use up to 4500 m altitude (14,764 ft) with engine power derate above 3000 m (9,842.5 ft).
  • 52° C (125° F) high-ambient cooling capacity
  • Cold starting capability for - 32° C (- 25° F)
  • Double element air filter with integrated pre-cleaner
  • Electric fuel priming pump
  • Reversible electric cooling fans
  • Biodiesel capability up to B20
Hydraulic System
  • Boom and stick regeneration circuits
  • Electronic main control valve
  • Auto warm up
  • Auto two-speed travel
  • Boom and stick drift reduction valve
  • Element type main hydraulic filter
  • 3 Buttons Joysticks
  • Electronic main pump
  • Electric refueling pump (Europe only)
Standard Comfort Cab
  • ROPS, standard sound suppression
  • High-resolution 8" (203 mm) LCD touchscreen monitor
  • Auto Bi-level air conditioner
  • Jog dial and shortcut keys for monitor control
  • Keyless push-to-start engine control
  • Height-adjustable console, 3-steps with tool
  • Mechanically adjustable seat suspension
  • Seat belt, retractable (51 mm [2"] width)
  • Fixed left side console
  • Bluetooth® integrated radio with USB ports
  • 12V DC outlets
  • Document storage
  • Cup and bottle holders
  • Two-piece front window, openable
  • Steel hatch, openable
  • Upper radial wiper with 70/30 w/washer
  • LED dome and lower interior lights
  • Roller front sunscreen
  • Beacon ready
  • Washable floor mat
  • Straight travel pedal (US Only)
Undercarriage And Structures
  • Tiedown points on base frame (ISO 15818 Compliant)
  • Bottom guards
  • Standard travel motor guards
  • Grease lubricated track links
  • 4200 kg (9,260lb) counterweight
  • Standard swing frame
  • Standard swing bearing
  • Base frame with standard track rollers and standard carrier rollers
  • Final drive with standard travel motor
  • 790 mm (31" ) triple grouser track shoes
Electrical
  • 1000 CCA maintenance-free batteries (x2)
  • Centralized electrical disconnect switch
  • Programmable time-delay LED working lights
  • LED chassis light, LH boom light for reach-850 lumens
Boom, Sticks And Linkages
  • 5.7 m (18'8") reach boom
  • 2.9 m (9'6") stick
  • 790 mm (31" ) triple grouser track shoes
  • Bucket linkage, B1-family with lifting eye
Safety & Security
  • Rearview camera and side right hand mirror
  • Rear and right-hand-sideview camera (Europe)
  • Neutral lever (lock out) for all controls
  • Anti-skid plate and countersunk bolts on service platform
  • Ground-level accessible secondary engine shutoff switch in cab
  • Right hand rail and hand hold (ISO 2867 compliant)
  • Travel alarm (US only)
Service & Maintenance
  • Sampling ports for Scheduled Oil Sampling (S·O·S℠)
  • Grouped location for engine oil and fuel filters
  • Ground-level 2nd dipstick for engine oil
  • Remote flash
Cat Technology
  • Cat Product Link
  • Auto hammer stop

Optional Equipment

Note
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
Cat Technology
  • Cat GRADE with Advanced 2D
Hydraulic System
  • Combined flow/high pressure aux circuit
  • Simplified combined circuit (2 Way)
  • Quick coupler circuit for Cat Pin Grabber
  • Slider joysticks
  • Smart boom (Europe only)
Electrical System
  • LED chassis light, left and right hand boom lights for reach, cab lights- 850 lumens
Standard Comfort Cab
  • Roller rear sunscreen
  • Cat Stick Steer
Service & Maintenance
  • Radiator screen
Safety & Security
  • Right hand side mirror for use with right-hand-sideview camera or 360° visibility (Europe)
  • Shovel crane package - optional Japan only
  • Inspection Lighting
Bucket
  • HD buckets 1.0m³ (1.31yd³)
Undercarriage And Structures
  • Long undercarriage
  • Long narrow undercarriage - optional Europe only
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