New CAT Equipment

279D3 Compact Track Loader

Comfortable. Performance. Smart.

The Cat® 279D3 Compact Track Loader, with its radial lift design, delivers impressive mid-lift reach and excellent digging performance with outstanding drawbar power. Its standard, suspended undercarriage system provides superior traction, flotation, stability and speed to work in a wide range of applications and underfoot conditions.

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    Benefits

    15% Additional Space For More Operator Comfort

    •Redesigned, More Comfortable Cab •Wider opening door for easier machine entry

    PERFORMANCE

    •Improved Performance-Tuned Suspension •Customer Driven Enhancements to Fuel System and Drive Train

    SMART

    •Providing the Next Level Machine and Tool Compatibility •Integrated SMART technology to automate complex attachments – INDUSTRY FIRSTS ·Attachment recognition ·Tailors controls ·Grade Assist

    Learn more about the 279D3 Compact Track Loader

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    • 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.
    • Cab
      FOPS
      ISO 3449:2005 Level I
      ROPS
      ISO 3471:2008
    • Dimensions
      Bucket Pin Height - Carry Position
      7.8 in
      Bucket Pin Height - Maximum Lift
      124.9 in
      Clearance at Maximum Lift and Dump
      97.8 in
      Departure Angle
      32°
      Ground Clearance
      8.9 in
      Height - Top of Cab
      83.2 in
      Length - Track on Ground
      64.2 in
      Length - With Bucket on Ground
      146.2 in
      Length - Without Bucket
      117.9 in
      Maximum Dump Angle
      39°
      Maximum Overall Height
      159.5 in
      Maximum Reach - With Arms Parallel to Ground
      54 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 hydraulics, mechanical suspension seat, no optional counterweights and manual quick coupler (unless otherwise noted).
      Overall Length - Track
      83.8 in
      Rack Back Angle - Maximum Height
      84°
      Reach - Maximum Lift/Dump
      22.6 in
      Turning Radius from Center - Bucket
      88.8 in
      Turning Radius from Center - Coupler
      55.5 in
      Turning Radius from Center - Machine Rear
      70.7 in
      Vehicle Width (450 mm/17.7 in tracks)
      78 in
    • Engine
      Bore
      3.7 in
      Displacement
      203 in³
      Engine Model
      Cat C3.3B DIT (turbo)
      Gross Power
      74.3 HP
      Gross Power - SAE J1995
      74.3 HP
      Net Power
      72.9 HP
      Net Power - ISO 9249
      73.7 HP
      Net Power - SAE 1349
      72.9 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.
      Peak Torque - 1,500 rpm - SAE J1995
      195 ft·lbf
      Stroke
      4.7 in
    • Hydraulic System
      Hydraulic Flow - High Flow XPS - Hydraulic Power (Calculated)
      76 HP
      Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Flow
      32 gal/min
      Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Pressure
      4061 HP
      Hydraulic Flow - Standard - Hydraulic Power (Calculated)
      44 HP
      Hydraulic Flow - Standard - Loader Hydraulic Flow
      23 psi
      Hydraulic Flow - Standard - Loader Hydraulic Pressure
      3335 psi
    • Noise Level
      Inside Cab**
      83 dB(A)
      Note (1)
      Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.
      Note (2)
      **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 speeds.
      Note (3)
      ***The labeled sound power level for the CE marked configurations when measured according to the test procedure and conditions specified in 2000/14/EC.
      Outside Cab***
      103 dB(A)
    • Operating Specifications
      Breakout Force - Tilt Cylinder
      7285 lb
      Ground Contact Area - With 450 mm/17.7 in Track
      2272 in²
      Ground Pressure - With 450 mm/17.7 in Track
      4.4 psi
      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 hydraulics, mechanical suspension seat, no optional counterweights and manual quick coupler (unless otherwise noted).
      Rated Operating Capacities - 35% Tipping Load
      2220 lb
      Rated Operating Capacities - 50% Tipping Load
      3170 lb
      Rated Operating Capacity with Optional Counterweight
      3390 lb
      Tipping Load
      6345 lb
    • Power Train
      Travel Speed - Forward or Reverse - One Speed
      4.5 mile/h
      Travel Speed - Forward or Reverse - Two Speed
      8.3 mile/h
    • Service Refill Capacities
      Cooling System
      3.7 gal (US)
      Engine Crankcase
      3 gal (US)
      Fuel Tank
      27.7 gal (US)
      Hydraulic System
      13.7 gal (US)
      Hydraulic Tank
      10.3 gal (US)
    • Weights
      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 hydraulics, mechanical suspension seat, no optional counterweights and manual quick coupler (unless otherwise noted).
      Operating Weight
      10095 lb
    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)

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