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279D3 Compact Track Loader

279D3 Compact Track Loader

At a Glance

Gross Power - SAE J1995
74.3 HP
Rated Operating Capacities - 35% Tipping Load
2220 lb
Operating Weight
10095 lb
Net Power - SAE 1349
72.9 HP
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Overview

Engine

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Gross Power - SAE J1995 74.3HP
Net Power - SAE 1349 72.9HP
Displacement 203in³
Bore 3.7in
Stroke 4.7in
Peak Torque - 1,500 rpm - SAE J1995 195ft·lbf
Net Power 72.9HP
Gross Power 74.3HP
Engine Model Cat C3.3B DIT (turbo)
Net Power - ISO 9249 73.7HP

Operating Specifications

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Rated Operating Capacities - 35% Tipping Load 2220lb
Tipping Load 6345lb
Breakout Force - Tilt Cylinder 7285lb
Rated Operating Capacities - 50% Tipping Load 3170lb
Ground Contact Area - With 450 mm/17.7 in Track 2272in²
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, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydr
Rated Operating Capacity with Optional Counterweight 3390lb
Ground Pressure - With 450 mm/17.7 in Track 4.4psi

Weights

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Operating Weight 10095lb
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, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydr

Dimensions

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Length - Track on Ground 64.2in
Overall Length - Track 83.8in
Height - Top of Cab 83.2in
Ground Clearance 8.9in
Departure Angle 32°
Maximum Dump Angle 39°
Bucket Pin Height - Carry Position 7.8in
Turning Radius from Center - Machine Rear 70.7in
Turning Radius from Center - Coupler 55.5in
Maximum Overall Height 159.5in
Maximum Reach - With Arms Parallel to Ground 54in
Turning Radius from Center - Bucket 88.8in
Bucket Pin Height - Maximum Lift 124.9in
Length - With Bucket on Ground 146.2in
Length - Without Bucket 117.9in
Reach - Maximum Lift/Dump 22.6in
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, 400 mm (15.7 in) tracks, dual flange front idler/single flange rear idler, standard flow hydr
Clearance at Maximum Lift and Dump 97.8in
Vehicle Width (450 mm/17.7 in tracks) 78in
Rack Back Angle - Maximum Height 84°

Cab

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

Hydraulic System

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Hydraulic Flow - Standard - Loader Hydraulic Pressure 3335psi
Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Flow 32gal/min
Hydraulic Flow - Standard - Loader Hydraulic Flow 23psi
Hydraulic Flow - Standard - Hydraulic Power (Calculated) 44HP
Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Pressure 4061HP
Hydraulic Flow - High Flow XPS - Hydraulic Power (Calculated) 76psi

Power Train

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Travel Speed - Forward or Reverse - Two Speed 8.3mile/h
Travel Speed - Forward or Reverse - One Speed 4.5mile/h

Service Refill Capacities

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Hydraulic System 13.7gal (US)
Hydraulic Tank 10.3gal (US)
Fuel Tank 27.7gal (US)
Engine Crankcase 3gal (US)
Cooling System 3.7gal (US)

Air Conditioning System (if equipped)

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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

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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
Outside Cab*** 103dB(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** 83dB(A)
Note (1) Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.