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279D3 Compact Track Loader

279D3 Compact Track Loader

Comfortable. Performance. Smart.

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More Comfort – More Performance – More Versatility

  • 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

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

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

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

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

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

Cab

FOPS ISO 3449:2005 Level I
ROPS ISO 3471:2008

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)

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

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)

Download resources

279D3 Product Brochure
239D3/249D3/259D3/279D3/289D3/299D3/299D3 XE Product Brochure
Advanced Display User Guide for Skid Steer, Compact Track, and Multi Terrain Loaders - D/D2/D3 Series
Retrofit Options and Accessories Guide for Compact Track, Skid Steer and Multi Terrain Loaders

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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

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

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

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

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

Cab

FOPS ISO 3449:2005 Level I
ROPS ISO 3471:2008

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)

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

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)

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