Piscataway Campus
732-885-5555
Bensalem Campus
877-726-7663

Compact Track Loaders

279D3 Compact Track Loader

  • Gross Power
    74.3 HP
  • Rated Operating Capacities
    2220 lb
  • Operating Weight
    10095 lb
  • Length
    64.2 in
Engine
Gross Power
74.3 HP
Net Power
72.9 HP
Displacement
203 in³
Bore
3.7 in
Stroke
4.7 in
Peak Torque
195 ft·lbf
Net Power
72.9 HP
Gross Power
74.3 HP
Engine Model
Cat C3.3B DIT (turbo)
Net Power
73.7 HP
Note
Net power advertised is the power available at the flywheel when the engine is equipped with alternator, air cleaner, muffler/aftertreatment and cooling fan.
Operating Specifications
Rated Operating Capacities
2220 lb
Tipping Load
6345 lb
Breakout Force
7285 lb
Rated Operating Capacities
3170 lb
Ground Contact Area
2272 in²
Note
Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 2036 mm (80 in) low profile bucket, 450 mm (17.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydr
Rated Operating Capacity with Optional Counterweight
3390 lb
Ground Pressure
4.4 psi
Weights
Operating Weight
10095 lb
Note
Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 2036 mm (80 in) low profile bucket, 450 mm (17.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydr
Dimensions
Length
64.2 in
Overall Length
83.8 in
Height
83.2 in
Ground Clearance
8.9 in
Departure Angle
32°
Maximum Dump Angle
39°
Bucket Pin Height
7.8 in
Turning Radius from Center
70.7 in
Turning Radius from Center
55.5 in
Maximum Overall Height
159.5 in
Maximum Reach
54 in
Turning Radius from Center
88.8 in
Bucket Pin Height
124.9 in
Length
146.2 in
Length
117.9 in
Reach
22.6 in
Note
Operating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 2036 mm (80 in) low profile bucket, 450 mm (17.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydr
Clearance at Maximum Lift and Dump
97.8 in
Vehicle Width
78 in
Rack Back Angle
84°
Hydraulic System
Hydraulic Flow
3335 psi
Hydraulic Flow
32 gal/min
Hydraulic Flow
23 psi
Hydraulic Flow
44 HP
Hydraulic Flow
4061 HP
Hydraulic Flow
76 HP
Cab
ROPS
ISO 3471:2008
FOPS
ISO 3449:2005 Level I
Power Train
Travel Speed
8.3 mile/h
Travel Speed
4.5 mile/h
Service Refill Capacities
Hydraulic System
13.7 gal (US)
Hydraulic Tank
10.3 gal (US)
Fuel Tank
27.7 gal (US)
Engine Crankcase
3 gal (US)
Cooling System
3.7 gal (US)
Air Conditioning System (if equipped)
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO2 equivalent of 1.430 metric tonnes.
Noise Level
Note
**The declared dynamic operator sound pressure levels per ISO 6396:2008. The measurements were conducted with the cab doors and windows closed and at 70% of the maximum engine cooling fan speed. The sound level may vary at different engine cooling fan spe
Outside Cab
103 dB(A)
Note
***The labeled sound power level for the CE marked configurations when measured according to the test procedure and conditions specified in 2000/14/EC.
Inside Cab
83 dB(A)
Note
Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.
  • ELECTRICAL
    • 12 volt Electrical System
    • 80 ampere Alternator
    • Ignition Key Start/Stop Switch
    • Lights: Gauge Backlighting, Two Rear Tail Lights, Two Rear Halogen Working Lights, Two Adjustable Front Halogen Lights, Dome Light
    • Backup Alarm
    • Heavy Duty Battery, 850 CCA
  • OPERATOR ENVIRONMENT
    • Advanced Display with Rearview Camera: Full Color, 127 mm (5 in) LCD screen; Advanced Multi-operator Security System; On-screen Adjustments for Implement Response, Hystat Response, and Creep Control
    • Gauges: Fuel Level, Hour Meter
    • Operator Warning System Indicators: Air Filter Restriction, Alternator Output, Armrest Raised/Operator Out of Seat, Engine Coolant Temperature, Engine Oil Pressure, Glow Plug Activation, Hydraulic Filter Restriction, Hydraulic Oil Temperature, Park Brake Engaged, Engine Emission System
    • Adjustable Vinyl Seat
    • Fold In Ergonomic Contoured Armrest
    • Control Interlock System, when operator leaves seat or armrest raised: Hydraulic System Disables, Hydrostatic Transmission Disables, Parking Brake Engages
    • ROPS Cab, Open, Tilt Up
    • FOPS, Level I
    • Top and Rear Windows
    • Floor Mat
    • Interior Rearview Mirror
    • 12 volt Electric Socket
    • Horn
    • Hand (Dial) Throttle, Electronic
    • Adjustable Joystick Controls
    • Anti-theft Security System with 6-button Keypad
    • Storage Compartment with Netting
  • POWER TRAIN
    • Cat C3.3B, Turbo Diesel Engine, Meeting Tier 4 Final and Stage V Emission Standards
    • Air Cleaner, Dual Element, Radial Seal
    • S·O·SSM Sampling Valve, Hydraulic Oil
    • Filters, Cartridge-type, Hydraulic
    • Filters, Canister-type, Fuel and Water Separator
    • Radiator/Hydraulic Oil Cooler (side-by-side)
    • Spring Applied, Hydraulically Released, Wet Multi Disc Parking Brakes
    • Hydrostatic Transmission, Two Speed Travel
    • Suspension – Independent Torsion Axles (4)
  • OTHER
    • Engine Enclosure, Lockable
    • Extended Life Antifreeze, –37° C (–34° F)
    • Machine Tie Down Points (6)
    • Support, Lift Arm
    • Hydraulic Oil Level Sight Gauge
    • Radiator Coolant Level Sight Gauge
    • Radiator, Expansion Bottle
    • Cat ToughGuard Hose
    • Auxiliary, Hydraulics, Continuous Flow
    • Heavy Duty, Flat Faced Quick Disconnects with Integrated Pressure Release
    • Split D-Ring to Route Work Tool Hoses Along Side of Left Lift Arm
    • Electrical Outlet, Beacon
    • Belly Pan Cleanout
    • Variable Speed Demand Fan
    • Product Link PL243, Cellular
  • MANDATORY EQUIPMENT
    • Hydraulics, Standard or High Flow XPS
    • Quick Coupler, Mechanical or Powered
    • High Visibility Seat Belt, 50 mm (2 in) or 75 mm (3 in)
    • Steel Imbed Rubber Track – 450 mm (17.7 in)
    • Dual Flange Front Idler/Single Flange Rear Idler or Triple Flange Front/Rear Idlers
    • PERFORMANCE PACKAGES:
      – Performance Package H1: Standard Flow Hydraulics (No Self Level)
      – Performance Package H2: Standard Flow Hydraulics, Dual Direction Electronic Self Level (Raise and Lower), Work Tool Return to Dig, Work Tool Positioner, and Electronic Snubbing (Raise and Lower)
      – Performance Package H3: High Flow XPS, Dual Direction Electronic Self Level (Raise and Lower), Work Tool Return to Dig, Work Tool Positioner, and Electronic Snubbing (Raise and Lower)
    • COMFORT PACKAGES:
      – Open ROPS (C0): Static Seat (No Foot Throttle, Headliner, Heater or Door)
      – Open ROPS (C1): Foot Throttle, Headliner, Cup Holder, and choice of Seat (Mechanical Suspension or High Back, Heated, Air Ride Seat) (No Heater or Door)
      – Enclosed ROPS with Heater (C2): Foot Throttle, Headliner, Heater and Defroster, Side Windows, Cup Holder, Radio Ready, choice of Seat (Mechanical Suspension or High Back, Heated, Air Ride Seat) and Door (Glass or Polycarbonate)
      – Enclosed ROPS with A/C (C3): C2 + Air Conditioner
  • OPTIONAL EQUIPMENT
    • Hand-Foot Style Controls
    • External Counterweights
    • Beacon, Rotating
    • Engine Block Heater – 120V
    • Oil, Hydraulic, Cold Operation
    • Paint, Custom
    • Heavy Duty Battery, 1,000 CCA
    • Product Link PL641, Cellular
    • Speed Sensitive Ride Control
    • Bluetooth® Radio with Microphone (AM/FM/Weather Band Receiver with USB and Auxiliary Input Jack)