SPECS SUMMARY

Gross Power 173 HP (129.3 kW)
Engine Model Cat C4.4 ACERT
Gross Power - 1,800 rpm 173 HP (129.3 kW)
Operating Weight 36500 lb (16556 kg)



Specifications

Gross Power 173 HP (129.3 kW)
Engine Model Cat C4.4 ACERT
Gross Power - 1,800 rpm 173 HP (129.3 kW)
Operating Weight 36500 lb (16556 kg)
Counterweight 1440 lb (653 kg)
Operating Weight - Without Grapple 36500 lb (16556 kg)
Knuckleboom Length 32 ft (9.8 m)
Swing Speed 9.5 r/min (9.5 r/min)
Maximum Reach - Standard Boom 32 ft (9.8 m)
Note *Theoretical
Swing Bearing - Diameter - Ball Path 43.5 in (1105 mm)
Swing Torque* 73800 ft·lbf (100360 N·m)
Tail Swing 108.2 in (2750 mm)
Hydraulic Tank 80 gal (US) (302 l)
Fuel Tank 100 gal (US) (378 l)
Cooling System 7.5 gal (US) (29 l)
Engine Oil 2.1 gal (US) (8 l)
Swing Drive 2.6 gal (US) (4 l)
Cylinders - Main one
Cylinders - Stabilizers four
Cylinders - Stick one
Hydraulic Oil Flow at 1,800 rpm 230/230 L/min (60/60 gal/min)
Hydraulic Pressure - Swing 3625 psi (24994 kPa)
Hydraulic Pressure - System 3625 psi (24994 kPa)
Stabilizer Pad Size 508 × 711 mm (20 × 28 in)
Stabilizer Reach Below Grade 15.5 in (394 mm)
Stabilizer Spread - Maximum Down Reach 166.8 in (4237 mm)
Height - Top of Cab 159.1 in (4041 mm)
Stabilizer Spread - Grade 183.8 in (4670 mm)
OFPS OFPS cab meets SAE J2267
Height 159.1 in (4041 mm)
Width 101.3 in (2573 mm)
Note 579D dimensions are on suspension trailer.
Area (tip to tip) 3 ft² (0.91 m²)
Close 4.5 in (114 mm)
Height - Open - Excluding Rotation 45.1 in (1146 mm)
Height - Open - Including Rotation 66 in (1685 mm)
Note All specifications are approximate.
Open 48 in (1219 mm)
Weight - Excluding Rotation 1407 lb (638 kg)
Weight - Including Rotation 1907 lb (865 kg)
Area (tip to tip) 3.8 ft² (1.15 m²)
Close 5 in (127 mm)
Height - Open - Excluding Rotation 46.7 in (1186 mm)
Height - Open - Including Rotation 68 in (1724 mm)
Note All specifications are approximate.
Open 54 in (1372 mm)
Weight - Excluding Rotation 1411 lb (640 kg)
Weight - Including Rotation 1911 lb (867 kg)
DEF Tank 5 gal (US) (19 l)