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558 Forest Machine
PERFORMANCE AND PRODUCTIVITY
- Cat C7.1 engine with increased horsepower maintains maximum performance under load
- Strong hydraulic horsepower for efficient implement performance and greater productivity
- An increase in swing torque of 17 percent on General Forestry models, provides added power to move trees, which enables more efficiency and productivity
- Heavy lift mode features increased lift capacity to handle larger payloads with improved control
- 989 L (261 gal) counterweight fuel tank for extended machine operation and maximum uptime
- Machine width and track length designed for stability in varied logging applications
POWERFUL EFFICIENCY
- Engine, hydraulics, and work tool integration are optimized to minimize power losses and increase overall machine efficiency
- Steady state high idle speed and U.S. EPA Tier 4 Final technology reduce fuel consumption
- Larger hydraulic pump allows engine to operate at lower rpms with increased performance to maximize efficiency
- Component layout and back-to-back main hydraulic control valve reduce oil flow restrictions and aid in greater fuel economy
- Machine designed for integration and optimization with Cat grapples
- Powerful, multi-functioning hydraulics, combined with strong machine performance ensure work tools function quickly and smoothly to complete work faster
EXPAND YOUR CAPABILITIES
- Boom arrangements and hydraulic systems for specific applications enable more effective road building, loading, processing, shoveling, or millyard stacking
- New track option meets shovel logging application requirements
- Purpose built processor cab option that includes 19 mm (0.75 in) front windows
RELIABILITY YOU CAN COUNT ON
- Variable pitch, reversing cooling fan maintains optimum fluid temperature in heavy duty forestry applications
- Cooling capacity increased 33 percent for trouble-free operation
- Purpose built upper frame, high-wide carbody, robust linkage configurations, and heavy-duty enclosures are reinforced with thick doubler plates, extra gussets, and other reinforcements for structural integrity in severe applications
- Large, 216 mm (8.5 in) pitch (349 HEX), grease lubricated tracks, provide excellent life in variable forestry working conditions
- Validated and proven excavator technologies ensure overall machine reliability
SAVE MAINTENANCE TIME
- One-piece engine hood design, with two opening angles, allows easy access to engine and cooling compartments
- Side-by-side engine and hydraulic coolers are easy to access for cleaning, while reduced cooling fins per inch allows better debris flow-through and reduced clogging potential
- 0.71 m³(25 ft³) of storage space at ground level, provides ready access to tools, equipment, and supplies that operators use daily
DESIGNED FOR OPERATORS
- Premium fit and finishes to maximize operator experience
- Fully adjustable, air ride cab seat that includes heating and cooling capability for comfort and reduced operator fatigue
- LED lights increase visibility
- Rear entry cab option provides safe access through a fully lit platform through the use of a key FOB
- Rear entry cab window design improves visibility for shovel logging and other applications
- Rear entry cab includes a new innovative cab lock down system that minimizes transport time and improves uptime
- Tool control as standard equipment for swapping and selecting tools quickly and efficiently
- Cat Product Link™ allows for remote location of a machine and enables tracking of fuel consumption and other events
Engine | |
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Engine Model | Cat C7.1 |
Net Flywheel Power | 178 kW (239 HP) |
Gross Power | 178 kW (239 HP) |
Displacement | 7.01 l (428 inu00b3) |
Engine Speed - Operation | 1750 r/min (1750 r/min) |
Engine Speed - Travel | 1800 r/min (1800 r/min) |
Gross Power at 2,200 rpm | 178 kW (239 HP) |
Number of Cylinders | 6 |
Weights | |
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Estimated Operating Weight without Attachment: General Forestry (Reach) | 38664 kg (85239 lb) |
Service Refill Capacities | |
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Cooling System | 30 l (7.9 gal (US)) |
Swing Drive | 11 l (2.9 gal (US)) |
Hydraulic Tank | 175 l (46.2 gal (US)) |
Final Drive - Each | 11 l (2.9 gal (US)) |
Hydraulic System - Total | 310 l (81.9 gal (US)) |
Fuel Tank - CWT | 989.3 l (261.4 gal (US)) |
Engine Crankcase | 24 l (6.3 gal (US)) |
DEF Tank | 46 l (12.2 gal (US)) |
Hydraulic System | |
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Auxiliary Pump - Reach with Rotate: Pump Drive Gear Ratio | 1.28:1 |
Auxiliary Pump - Reach with Rotate: Maximum Flow | 141 l/min (37.2 gal/min) |
Main Pumps - Maximum Flow - Both Pumps | 480 l/min (126.8 gal/min) |
Maximum System Pressure - Heavy Lift Mode | 38000 kPa (5511 psi) |
Maximum System Pressure - Travel | 35000 kPa (5076 psi) |
Main Pumps - Maximum Flow - Per Pump | 240 l/min (63.4 gal/min) |
Auxiliary Pump - Reach with Rotate: Maximum Pressure | 10335 kPa (1499 psi) |
Maximum System Pressure - Swing | 32000 kPa (4641 psi) |
Maximum System Pressure - Implements | 35000 kPa (5076 psi) |
Operating Specifications | |
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Maximum Speed - Turtle | 2.4 km/h (1.5 mile/h) |
Maximum Swing Speed (GF) | 7.5 r/min (7.5 r/min) |
Swing Torque (GF) | 101 kN·m (74494 ft·lbf) |
Maximum Speed - Rabbit | 3.7 km/h (2.3 mile/h) |
Maximum Drawbar Pull | 321 kN (72164 lbf) |
Undercarriage | |
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Undercarriage Pitch | 215.9 mm (8.5 in) |
Track Length | 5072 mm (199.7 in) |
Track Gauge | 2921 mm (115 in) |
Ground Clearance | 749 mm (29.5 in) |
Dimensions - General Forestry - Boom Stretched Out | |
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Ground Clearance | 749 mm (29.5 in) |
Width - With 700 mm (28 in) Shoes | 3621 mm (142.6 in) |
Overall Length (Reach) | 12680 mm (499.2 in) |
Track Length | 5072 mm (199.7 in) |
Track Gauge | 2921 mm (115 in) |
Tail Swing Radius | 3653 mm (143.8 in) |
Boom Height | 3720 mm (146.5 in) |
Height of Tilted Side Entry Cab | 3498 mm (137.7 in) |
Overall Height | 4178 mm (164.5 in) |
Distance Between Idler and Sprocket Centerline | 4019 mm (158.2 in) |