Caterpillar 279D Compact Track Loader Specs

Category: Compact Track Loaders ➔
Manufacturer: Caterpillar ➔
Model: 279D ➔

The Caterpillar 279D is a compact track loader designed for material handling, grading, loading, and site preparation in construction, landscaping, and agricultural applications. It features a vertical lift design, high flotation undercarriage, and rubber tracks for improved traction and reduced ground disturbance on soft or uneven terrain. The 279D is commonly equipped with a Caterpillar diesel engine, hydraulic auxiliary flow for attachments, and a sealed, pressurized cab for operator comfort. Its compact size supports maneuverability in confined work areas while maintaining lifting capacity and attachment versatility. The 279D is part of Caterpillar's D Series compact track loader lineup.

General Specifications

Caterpillar 279D Compact Track Loader General Specifications specifications
ENGINE POWER HP (KW)	73 (54) — Starting 2019 Model Year
OPERATING LOAD LBS. (KG)	2,935 (1,331) — Starting 2016 Model Year
OPERATING WIDTH IN. (CM)	78 (198) — Starting 2019 Model Year
Rated Operating Capacity LBS (KG) 35%	2,055 (932) — Starting 2020 Model Year
Rated Operating Capacity LBS (KG) 50%	2,055 (932) — Starting 2019 Model Year

Air Conditioning System

Caterpillar 279D Compact Track Loader Air Conditioning System specifications
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.

Cab

Caterpillar 279D Compact Track Loader Cab specifications
FOPS	ISO 3449:2005 Level I
FOPS Level II	ISO 3449:2005 Level II
ROPS	ISO 3471:2008

Dimensions

Caterpillar 279D Compact Track Loader Dimensions specifications
Bucket Pin Height - Carry Position	7.80 in (19.81 cm)
Bucket Pin Height - Maximum Lift	10.50 ft (3.20 m)
Clearance at Max Lift and Dump	8.20 ft (2.50 m)
Clearance at Maximum Lift and Dump	97.80 in (248.41 cm)
Departure Angle	32 degrees
Dump angle	39 degrees
Ground Clearance	8.90 in (22.61 cm)
Height - Top of Cab	7.00 ft (2.13 m)
Length - Track on Ground	64.20 in (163.07 cm)
Length - with Bucket	12.20 ft (3.72 m)
Length - With Bucket on Ground	146.20 in (371.35 cm)
Maximum Dump Angle	39 degrees
Maximum Overall Height	159.50 in (405.13 cm)
Maximum Reach - With Arms Parallel to Ground	54.00 in (137.16 cm)
Overall Height	13.20 ft (4.02 m)
Overall Length - Track	83.80 in (212.85 cm)
Overall Track Length	7.00 ft (2.13 m)
Rack Back Angle - Maximum Height	84 degrees
Reach - Maximum Lift/Dump	22.60 in (57.40 cm)
Reach at Max Lift and Dump	1.90 ft (0.58 m)
Turning Radius from Center - Bucket	88.80 in (225.55 cm)
Turning Radius from Center - Coupler	55.50 in (140.97 cm)
Vehicle Width (400 mm/15.7 in tracks)	76.00 in (193.04 cm)
Vehicle Width (450 mm/17.7 in tracks)	78.00 in (198.12 cm)
Width Over Tracks	6.40 ft (1.95 m)

Engine

Caterpillar 279D Compact Track Loader Engine specifications
Bore	3.70 in (9.40 cm)
Displacement	203.00 cu in (3,326.58 cu cm)
Engine Make	DIT
Engine Model	Cat C3.3B DIT (turbo)
Gross Power	74.30 hp (55.41 kw)
Gross Power - SAE J1995	74.30 hp (55.41 kw)
Net Power	72.90 hp (54.36 kw)
Net Power - ISO 9249	73.70 hp (54.96 kw)
Net Power - SAE 1349	72.90 hp (54.36 kw)
Peak Torque	195.50 lbs ft (265.06 nm)
Peak Torque - 1,500 rpm - SAE J1995	195.00 ft (59.44 m)
Stroke	4.70 in (11.94 cm)
Torque Measured @	1500 rpm

Hydraulic System

Caterpillar 279D Compact Track Loader Hydraulic System specifications
Hydraulic Flow - High Flow XPS - Hydraulic Power (Calculated)	76.00 hp (56.67 kw)
Hydraulic Flow - High Flow XPS - Maximum Loader Hydraulic Flow	32.00 gpm (121.12 lpm)
Hydraulic Flow - Standard - Hydraulic Power (Calculated)	44.00 hp (32.81 kw)
Hydraulic Flow - Standard - Loader Hydraulic Pressure	3335 psi
Pump Flow	22.80 gpm (86.30 lpm)
Relief Valve Pressure	3335.9 psi

Loader

Caterpillar 279D Compact Track Loader Loader specifications
Breakout Force	7,284.10 lbs (3,304.02 kg)
Operating Load Rating	2,055.00 lbs (932.13 kg)
Operating Width	76.00 in (193.04 cm)
Tipping Load	5,871.00 lbs (2,663.04 kg)

Noise Level

Caterpillar 279D Compact Track Loader Noise Level specifications
Inside Cab*	83 dB(A)
Note (1)	Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.
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)

Operating Specifications

Caterpillar 279D Compact Track Loader Operating Specifications specifications
Alternator Supplied Amperage	80 amps
Breakout Force - Tilt Cylinder	7,285.00 lbs (3,304.42 kg)
Cooling System Fluid Capacity	3.70 gal (14.00 l)
Fuel Capacity	24.90 gal (94.25 l)
Ground Contact Area - With 400 mm/15.7 in Track	2,015.00 cu in (33,020.01 cu cm)
Ground Contact Area - With 450 mm/17.7 in Track	2,272.00 cu in (37,231.49 cu cm)
Ground Pressure - With 400 mm/15.7 in Track	4.9 psi
Ground Pressure - With 450 mm/17.7 in Track	4.4 psi
Hydraulic System Fluid Capacity	13.80 gal (52.23 l)
Max Speed - high range	7.10 mph (11.43 kph)
Max Speed - low range	4.50 mph (7.24 kph)
Operating Voltage	12 volts
Operating Weight	9,892.20 lbs (4,487.03 kg)
Rated Operating Capacities - 35% Tipping Load	2,055.00 lbs (932.13 kg)
Rated Operating Capacities - 50% Tipping Load	2,935.00 lbs (1,331.30 kg)
Rated Operating Capacity with Optional Counterweight	3,185.00 lbs (1,444.69 kg)
Tipping Load	5,870.00 lbs (2,662.59 kg)

Power Train

Caterpillar 279D Compact Track Loader Power Train specifications
Travel Speed - Forward or Reverse - One Speed	4.50 mph (7.24 kph)
Travel Speed - Forward or Reverse - Two Speed	7.00 mph (11.27 kph)

Service Refill Capacities

Caterpillar 279D Compact Track Loader Service Refill Capacities specifications
Cooling System	3.70 gal (14.00 l)
Engine Crankcase	3.00 gal (11.36 l)
Fuel Tank	24.80 gal (93.87 l)
Hydraulic System	13.70 gal (51.85 l)
Hydraulic Tank	10.30 gal (38.99 l)

Undercarriage

Caterpillar 279D Compact Track Loader Undercarriage specifications
Ground Contact Area	2,015.10 cu in (33,021.65 cu cm)
Ground Pressure	5 psi
Length of Track on Ground	5.40 ft (1.65 m)

Weights

Caterpillar 279D Compact Track Loader Weights specifications
Operating Weight	9,893.00 lbs (4,487.39 kg)

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