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
Displacement203.0 in3
Bore3.7 in
Stroke4.7 in
Operating Specifications
Rated Operating Capacities: 50% Tipping Load2935.0 lb
Rated Operating Capacities: 35% Tipping Load2055.0 lb
Ground Contact Area2272.0 in2
Ground Pressure4.4 psi
Tipping Load5870.0 lb
Breakout Force, Tilt Cylinder7285.0 lb
Power Train
Travel Speed (Forward or Reverse): One Speed4.5 mph
Travel Speed (Forward or Reverse): Two Speed7.0 mph
Operating Weight9893.0 lb
Service Refill Capacities
Cooling System3.7 gal
Engine Crankcase3.0 gal
Fuel Tank24.8 gal
Hydraulic System13.7 gal
Hydraulic Tank10.3 gal
Length of Track on Ground64.2 in
Overall Length of Track83.8 in
Length w/Bucket on Ground146.2 in
Length w/o Bucket117.9 in
Height to Top of Cab83.2 in
Vehicle Width78.0 in
Max. Overall Height159.5 in
Bucket Pin Height at Max. Lift124.9 in
Bucket Pin Height at Carry Pos.7.8 in
Reach at Max. Lift/Dump22.6 in
Clearance at Max. Lift/Dump97.8 in
Ground Clearance8.9 in
Departure Angle32°
Maximum Dump Angle39°
Turn Radius from Ctr - Rear70.7 in
Turn Radius from Ctr - Coupler55.5 in
Turn Radius from Ctr - Bucket88.8 in
Max. Reach w/Arms Parallel54.0 in
Rack Back Angle at Max Height84°
Hydraulic System
Hydraulic FlowHigh Flow XPS
Loader Hydraulic Pressure3335.0 psi
Loader Hydraulic Flow23.0 gal/min
Hydraulic Power44.0 hp
Max. Loader Hydraulic Pressure4061.0 psi
Max. Loader Hydraulic Flow32.0 gal/min
Hydraulic Power (calculated)76.0 hp
ROPSISO 3471:2008
FOPSISO 3449:2005 Level I
FOPS Level IIISO 3449:2005 Level II

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.

  • 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 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
  • 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
  • Hydraulics, Standard or High Flow XPS
  • Quick Coupler, Mechanical or Electric
  • 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)
    • Performance Package H3: High Flow XPS, Dual Direction Electronic Self Level (Raise and Lower), Electronic Snubbing (Raise and Lower)
    • 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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