Compact Track Loaders
279D3 Compact Track Loader
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Gross Power74.3 hp
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Rated Operating Capacities2220 lb
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Operating Weight10095 lb
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Length64.2 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.
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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
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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
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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)
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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
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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
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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)
- $59,500 2021 Cat 272D3XE
- $193,000 2022 Cat 315-07
- 2022 Cat D8T
- $98,500 2019 Cat D3K2LGP
- 2022 Cat D8T
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