279D3 Compact Track Loader

279D3 Compact Track Loader

Comfortable. Performance. Smart.

Get a quote

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)