Contents
Dimensions
| Note | 579D dimensions are on suspension trailer. |
| Height – Top Of Cab | 13.26 ft in (0.34 m) |
| Stabilizer Pad Size | 508 711 mm (20 28 in) |
| Stabilizer Reach Below Grade | 15.5 in (393.7 mm) |
| Stabilizer Spread – Grade | 183.8 in (4668.53 mm) |
| Stabilizer Spread – Maximum Down Reach | 166.8 in (4236.72 mm) |
Engine Details
| Gross Power | 173 hp (129.1 kw) |
| Engine Model | Cat C4.4 ACERT |
| Gross Power – 1,800 Rpm | 173 hp (129.1 kw) |
Operational Specs
| Operating Weight | 36500 lb (16556.2 kg) |
Weights
| Counterweight | 1440 lb (653.2 kg) |
| Operating Weight – Without Grapple | 36500 lb (16556.2 kg) |
Hydraulic System
| Hydraulic Pressure – System | 3625 psi |
| Hydraulic Pressure – Swing | 3625 psi |
| Cylinders – Main | one |
| Cylinders – Stick | one |
| Cylinders – Stabilizers | four |
| Hydraulic Oil Flow At 1,800 Rpm | 230/230 L/min (60/60 gal/min) |
Operating Specifications
| Note | *Theoretical |
| Swing Speed | 9.5 rpm |
| Knuckleboom Length | 32 ft in (9.8 m) |
| Maximum Reach – Standard Boom | 32 ft in (9.8 m) |
| Tail Swing | 108.2 in (2748.3 mm) |
| Swing Bearing – Diameter – Ball Path | 43.5 in (1104.9 mm) |
| Swing Torque* | 73800 lb ft (100059.4 Nm) |
Service Refill Capacities
| Cooling System | 7.5 gal (28.4 L) |
| Fuel Tank Capacity | 100 gal (378.6 L) |
| Def Tank | 5 gal (19 L) |
| Hydraulic Tank | 80 gal (302.9 L) |
| Engine Oil | 2.1 gal (8 L) |
| Swing Drive | 2.6 gal (9.9 L) |
Standards
| Ofps | OFPS cab meets SAE J2267 |
Shipping Dimensions – Mounted Trailer
| Width | 101.3 in (2573.1 mm) |
| Height | 159.1 in (4041.2 mm) |
Glk Series Grapples – Glk48
| Height – Open – Excluding Rotation | 45.1 in (1145.6 mm) |
| Height – Open – Including Rotation | 66 in (1676.4 mm) |
| Weight – Excluding Rotation | 1407 lb (638.3 kg) |
| Weight – Including Rotation | 1907 lb (865.1 kg) |
| Area (Tip To Tip) | 3 ft2 (0.3 m2) |
| Open | 48 in (1219.2 mm) |
| Close | 4.5 in (114.3 mm) |
| Note | All specifications are approximate. |
Glk Series Grapples – Glk55
| Height – Open – Excluding Rotation | 46.7 in (1186.2 mm) |
| Height – Open – Including Rotation | 68 in (1727.2 mm) |
| Weight – Excluding Rotation | 1411 lb (640.1 kg) |
| Weight – Including Rotation | 1911 lb (866.9 kg) |
| Area (Tip To Tip) | 3.8 ft2 (0.4 m2) |
| Open | 54 in (1371.6 mm) |
| Close | 5 in (127 mm) |
| Note | All specifications are approximate. |
