New | 279D Compact Track Loader

The Cat 279D 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.

Engine ModelCat C3.3B DIT (turbo)
Net Power72.9 HP
Gross Power74.3 HP
Gross Power - SAE J199574.3 HP
Net Power - SAE 134972.9 HP
Displacement203 in³
Bore3.7 in
Stroke4.7 in
Net Power - ISO 924973.7 HP
Peak Torque - 1,500 rpm - SAE J1995195 ft·lbf
Operating Weight9893 lb
NoteOperating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1981 mm (78 in) dirt bucket, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydraulics,
Operating Specifications
Tipping Load5870 lb
Breakout Force - Tilt Cylinder7285 lb
Ground Contact Area - With 400 mm/15.7 in Track2015 psi
Rated Operating Capacities - 35% Tipping Load2055 lb
Rated Operating Capacities - 50% Tipping Load2935 lb
Rated Operating Capacity with Optional Counterweight3185 in²
Ground Contact Area - With 450 mm/17.7 in Track2272 in²
Ground Pressure - With 400 mm/15.7 in Track4.9 psi
Ground Pressure - With 450 mm/17.7 in Track4.4 psi
NoteOperating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1981 mm (78 in) dirt bucket, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydraulics,
Length - Track on Ground64.2 in
Overall Length - Track83.8 in
Height - Top of Cab83.2 in
Ground Clearance8.9 in
Departure Angle32°
Maximum Dump Angle39°
Bucket Pin Height - Carry Position7.8 in
Bucket Pin Height - Maximum Lift124.9 in
Clearance at Maximum Lift and Dump97.8 in
Length - With Bucket on Ground146.2 in
Length - Without Bucket117.9 in
Maximum Overall Height159.5 in
Maximum Reach - With Arms Parallel to Ground54 in
Rack Back Angle - Maximum Height84°
Reach - Maximum Lift/Dump22.6 in
Turning Radius from Center - Bucket88.8 in
Turning Radius from Center - Coupler55.5 in
Turning Radius from Center - Machine Rear70.7 in
Vehicle Width (400 mm/15.7 in tracks)76 in
NoteOperating Weight, Operating Specifications and Dimensions all based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1981 mm (78 in) dirt bucket, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydraulics,
Vehicle Width (450 mm/17.7 in tracks)78 in
Hydraulic System
Hydraulic Flow - High Flow XPS - Hydraulic Power (Calculated)76 psi
Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Flow32 gal/min
Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Pressure4061 HP
Hydraulic Flow - Standard - Hydraulic Power (Calculated)44 gal/min
Hydraulic Flow - Standard - Loader Hydraulic Flow23 psi
Hydraulic Flow - Standard - Loader Hydraulic Pressure3335 psi
ROPSISO 3471:2008
FOPSISO 3449:2005 Level I
FOPS Level IIISO 3449:2005 Level II
Power Train
Travel Speed - Forward or Reverse - One Speed4.5 mile/h
Travel Speed - Forward or Reverse - Two Speed7 mile/h
Service Refill Capacities
Cooling System3.7 gal (US)
Engine Crankcase3 gal (US)
Fuel Tank24.8 gal (US)
Hydraulic System13.7 gal (US)
Hydraulic Tank10.3 gal (US)
Air Conditioning System
Air ConditioningThe 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
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 spe
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)

Industry Leading Sealed And Pressurized Cab Option Provides A Cleaner And Quieter Operating Environment With Excellent Work Tool Visibility. Available High-back, Heated, Air Ride Seat With Seat Mounted Adjustable Joystick Controls Makes The D Series The Industry Leader In Operator Comfort.

High Performance Power Train Provides Maximum Performance And Production Capability Through The Electronic Torque Management System, Standard Two Speed Travel And An Industry Exclusive Electronic Hand/foot Throttle With Decel Pedal Capability. Electronically Controlled Cat C3.3b Engine Provides High Horsepower And Torque While Meeting U.s. Epa Tier 4 Final (eu Stage Iiib) Emission Standards. High Flow Xps Hydraulic System Is Available For Applications That Demand Maximum Hydraulic Work Tool Performance.

Cat “intelligent Leveling” System (ilev) Provides Industry Leading Technology, Integration And Optional Features Such As Dual Direction Self Level, Work Tool Return To Dig And Work Tool Positioner. Standard Fully Independent Torsion Axle Suspension Combined With The Optional Speed Sensitive Ride Control System Improves Operation On Rough Terrain, Enabling Better Load Retention, Increased Productivity And Greater Operator Comfort. Broad Range Of Performance Matched Cat Work Tools Makes The Cat Compact Track Loader The Most Versatile Machine On The Job Site.

Maximize Machine Capability And Control With Optional Advanced Display Providing On-screen Adjustments For Implement Response, Hystat Response And Creep Control. The Display Also Features Multi-language Functionality With Customizable Layouts, Security System And Rearview Camera.

Ground Level Access To All Daily Service And Routine Maintenance Points Helps Reduce Machine Downtime For Greater Productivity.

Standard Equipment

  • 12 volt Electrical System
  • 80 ampere Alternator
  • Ignition Key Start/Stop Switch
  • Lights: Gauge Backlighting, Two Rear Tail Lights, Two Adjustable Front and Rear Halogen Lights, Dome Light
  • Backup Alarm
  • Heavy Duty Battery, 880 CCA
  • 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, Parking Bra
  • 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
  • Cat C3.3B, Turbo Diesel Engine, Meeting U.S. EPA Tier 4 Final (EU Stage IIIB) Emission Standards
  • Air Cleaner, Dual Element, Radial Seal
  • S·O·SSM Sampling Valve, Hydraulic Oil
  • Filters, Cartridge-type, Hydraulic
  • Filters, Cartridge-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)
  • 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™ PL240, Cellular
  • Hydraulics, Standard or High Flow XPS
  • Quick Coupler, Mechanical or Powered
  • Seat Belt, 50 mm (2 in) or 75 mm (3 in)
  • Steel Imbed Rubber Track – 400 mm (15.7 in) or 450 mm (17.7 in)
  • Dual Flange Front Idler/Single Flange Rear Idler or Triple Flange Front/Rear Idlers
    • Performance Package H1: Standard Flow Hydraulics (No Self Level)
    • Performance Package H2: Standard Flow Hydraulics, Dual Direction Electronic Self Level (Raise and Lower), Electronic Snubbing (Raise and Lower)
    • P
      • 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 D

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
  • Advanced Display: Full Color, 5 in LCD screen, Advanced Multi-operator Security System, On-screen Adjustments for Implement Response, Hystat Response, and Creep Control; Rearview Camera Ready
  • Advanced Display: Rearview Camera Included
  • Work Tool Return to Dig and Work Tool Positioner
  • Bluetooth Radio with Microphone (AM/FM/Weather Band Receiver with USB and Auxiliary Input Jack)






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