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279D3 Compact Track Loader

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Product Description

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.

Specifications
Us
Metric
Engine
Gross Power - SAE J1995
74.3 hp
55.4 kW
Operating Specifications
Rated Operating Capacities - 35% Tipping Load
2220 lb
1010 kg
Weights
Operating Weight
10095 lb
4579 kg
Dimensions
Length - Track on Ground
64.2 in
1630 mm
Overall Length - Track
83.8 in
2129 mm
Height - Top of Cab
83.2 in
2113 mm
Ground Clearance
8.9 in
226 mm
Departure Angle
32°
Maximum Dump Angle
39°
Bucket Pin Height - Carry Position
7.8 in
198 mm
Turning Radius from Center - Machine Rear
70.7 in
1796 mm
Turning Radius from Center - Coupler
55.5 in
1410 mm
Maximum Overall Height
159.5 in
4051 mm
Maximum Reach - With Arms Parallel to Ground
54 in
1373 mm
Turning Radius from Center - Bucket
88.8 in
2256 mm
Bucket Pin Height - Maximum Lift
124.9 in
3173 mm
Length - With Bucket on Ground
146.2 in
3714 mm
Length - Without Bucket
117.9 in
2995 mm
Reach - Maximum Lift/Dump
22.6 in
575 mm
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).
Clearance at Maximum Lift and Dump
97.8 in
2485 mm
Vehicle Width (450 mm/17.7 in tracks)
78 in
1981 mm
Rack Back Angle - Maximum Height
84°
Hydraulic System
Hydraulic Flow - Standard - Loader Hydraulic Pressure
3335 psi
23000 kPa
Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Flow
32 gal/min
121 l/min
Hydraulic Flow - Standard - Loader Hydraulic Flow
23 psi
86 kPa
Hydraulic Flow - Standard - Hydraulic Power (Calculated)
44 hp
33 kW
Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Pressure
4061 hp
28000 kW
Hydraulic Flow - High Flow XPS - Hydraulic Power (Calculated)
76 hp
57 kPa
Cab
ROPS
ISO 3471:2008
FOPS
ISO 3449:2005 Level I
Power Train
Travel Speed - Forward or Reverse - Two Speed
8.3 mile/h
13.3 km/h
Travel Speed - Forward or Reverse - One Speed
4.5 mile/h
7.2 km/h
Service Refill Capacities
Hydraulic System
13.7 gal (US)
52 l
Hydraulic Tank
10.3 gal (US)
39 l
Fuel Tank
27.7 gal (US)
105 l
Engine Crankcase
3 gal (US)
11 l
Cooling System
3.7 gal (US)
14 l
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.
Engine
Net Power - SAE 1349
72.9 hp
54.4 kW
Displacement
203 in³
3.3 l
Bore
3.7 in
94 mm
Stroke
4.7 in
120 mm
Peak Torque - 1,500 rpm - SAE J1995
195 ft·lbf
265 N·m
Net Power
72.9 hp
54.4 kW
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.
Gross Power
74.3 hp
55.4 kW
Engine Model
Cat C3.3B DIT (turbo)
Net Power - ISO 9249
73.7 hp
54.9 kW
Operating Specifications
Tipping Load
6345 lb
2885 kg
Breakout Force - Tilt Cylinder
7285 lb
3304 kg
Rated Operating Capacities - 50% Tipping Load
3170 lb
1445 kg
Ground Contact Area - With 450 mm/17.7 in Track
2272 in²
1.47 m²
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 Capacity with Optional Counterweight
3390 lb
1540 kg
Ground Pressure - With 450 mm/17.7 in Track
4.4 psi
30.4 kPa
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).
Noise Level
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.
Outside Cab***
103 dB(A)
103 dB(A)
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.
Inside Cab**
83 dB(A)
83 dB(A)
Note (1)
Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.
Standard/Optional

Standard Equipment

ELECTRICAL
OPERATOR ENVIRONMENT
POWER TRAIN
OTHER
MANDATORY EQUIPMENT

Optional Equipment

OPTIONAL EQUIPMENT
888-702-0073 Email Us Download Product Brochure Understanding Your Finance Options

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