Skip to main content Skip to navigation
Ag Agriculture Blog IconBehind the Scenes Blog IconConstruction Blog IconEquipment Maintenance Blog Icon Power Systems Blog Icon Thumbs Down Thumbs Up! Small Business Blog IconTachnology Blog Icon Constructioncontrol-smallcost-smallefficiency-smallflexibility-smallHoursHours Location HoursMapMapMenu AgMenu AttachmentsMenu BlogMenu CareersMenu ChecklistMenu ConstructionMenu MaintenanceMenu NewMenu PowerMenu RebuildsMenu RentMenu ServiceMenu TechnologyMenu TestimonialsMenu Training Menu Truck Menu UsedNewArtboard 1Parts Phone Phone PhonePower Systemsproductivity-smallRentalRepSafetyServiceSpecialsTechtestimonial-iconToolsTrainingTruckUsed

Caterpillar

320 GC Hydraulic Excavator

Net Power - ISO 9249

146 HP

Operating Weight

48300 lb

Maximum Digging Depth

22 ft

Overview

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.

Photos

Videos

  • 320 Family Introduction Video
  • Cat® Next Generation Excavators: Walkaround 320 Size Class
  • Cat® Next Generation Excavators: Vision
  • Cat® Next Generation Excavators: Manufacturing
  • Cat® Next Generation Excavators: Design
  • Stick Steer for Cat® Excavators

360° View

Exterior

360° exterior view. Double click on the image to zoom in on any area of the product.

Interior

360° interior view. Double click on the image to zoom in on any area of the product.

Showroom

Virtual Product Tour. Double click on the hotspots to see in on any area of the product.

Features

Specifications

  • Engine
    Spec Value
    Net Power - ISO 9249 146 HP
    Engine Model Cat C4.4e TA
    Engine Power - ISO 14396 148 HP
    Bore 4 in
    Stroke 5 in
    Displacement 269 in³
  • Hydraulic System
    Spec Value
    Main System - Maximum Flow 442 l/min (116 gal/min)
    Maximum Pressure - Equipment 5075 psi
    Maximum Pressure - Travel 4974 psi
    Maximum Pressure - Swing 3625 psi
  • Swing Mechanism
    Spec Value
    Swing Speed 11.6 r/min
    Maximum Swing Torque 54900 ft·lbf
  • Weights
    Spec Value
    Operating Weight 48300 lb
  • Service Refill Capacities
    Spec Value
    Fuel Tank Capacity 86.6 gal (US)
    Cooling System 6.6 gal (US)
    Engine Oil 4 gal (US)
    Swing Drive - Each 3.2 gal (US)
    Final Drive - Each 1.1 gal (US)
    Hydraulic System - Including Tank 61.8 gal (US)
    Hydraulic Tank 30.4 gal (US)
    DEF Tank 10.3 gal (US)
  • Dimensions
    Spec Value
    Boom Reach 5.7 m (18'8")
    Stick R2.9B1 (9'6")
    Bucket 1.00 m³ (1.31 yd³)
    Shipping Height - Top of Cab 9.7 ft
    Handrail Height 9.8 ft
    Shipping Length 31.3 ft
    Tail Swing Radius 9.3 ft
    Counterweight Clearance 3.4 ft
    Ground Clearance 1.5 ft
    Track Length 14.7 ft
    Length to Center of Rollers 12 ft
    Track Gauge 7.9 ft
    Transport Width 10.4 ft
  • Working Ranges & Forces
    Spec Value
    Maximum Digging Depth 22 ft
    Boom Reach 5.7 m (18.8)
    Stick R2.9B1 (9'6")
    Bucket 1.00 m³ (1.31 yd³)
    Maximum Reach at Ground Level 32.3 ft
    Maximum Cutting Height 31 ft
    Maximum Loading Height 21.3 ft
    Minimum Loading Height 7.1 ft
    Maximum Depth Cut for 2440 mm (8 ft) Level Bottom 21.6 ft
    Maximum Vertical Wall Digging Depth 18.7 ft
    Bucket Digging Force - ISO 28935 lbf
    Stick Digging Force - ISO 22281 lbf

Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOM AND STICKS

  • 5.7 m (18'8") Reach boom

CAB

  • Rollover protective structure (ROPS)
  • Mechanical-suspension seat
  • High-resolution 203 mm (8 inch) LCD touchscreen monitor

CAT TECHNOLOGY

  • Cat Product Link™
  • Remote Flash
  • Remote Troubleshoot
  • Auto hammer stop

ELECTRICAL

  • Two 1,000 CCA maintenance-free batteries
  • Programmable time-delay LED working lights
  • LED chassis light, left-hand/right-hand boom lights, cab lights

ENGINE

  • Cat C4.4 single turbo engine
  • Two selectable power modes
  • Auto engine speed control
  • Auto engine idle shutdown
  • 52° C (125° F) high-ambient cooling capacity
  • -32° C (-25° F) cold start capability
  • Double element air filter with integrated pre-cleaner
  • Reversible electric cooling fans

HYDRAULIC SYSTEM

  • Boom and stick regeneration circuits
  • Boom and stick lowering check valves
  • Auto warm up
  • Auto two-speed travel
  • Boom and stick drift reduction valve
  • Slider joysticks
  • Tool control (two pumps, one/two way high-pressure flow)

SAFETY AND SECURITY

  • Rearview and right-hand-sideview cameras
  • Ground-level engine shutoff switch
  • Right-hand handrail and hand hold
  • Signaling/warning horn

SERVICE AND MAINTENANCE

  • Sampling ports for Scheduled Oil Sampling (S·O·S)
  • Ground-level and platform-level engine oil dipsticks

UNDERCARRIAGE AND STRUCTURES

  • Tie-down points on base frame
  • 3700 kg (8,160 lb) counterweight (Turkey only)
  • 4200 kg (9,300 lb) counterweight

Optional Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

BOOM AND STICKS

  • 2.9 m (9'6") Reach stick
  • 2.5 m (8'2") Reach stick
  • 2.9 m (9'6") Semi-HD Reach stick
  • 2.5 m (8'2") Semi-HD Reach stick

SAFETY AND SECURITY

  • Swing alarm
  • Inspection lighting

SERVICE AND MAINTENANCE

  • Integrated vehicle health management system

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