558 Forest Machine

Product Description

The 558 features enhanced performance coupled with ultimate machine efficiency. Cat® components, purpose built upper and lower frames, and application specific linkage configurations increase machine up time and lower machine operating costs.

Specifications
Us
Metric
Engine
Engine Model
Cat C7.1 ACERT
Net Flywheel Power
239 mm H2O
178 kg/mm
Gross Power
239 mm H2O
178 kg/mm
Displacement
428 in³
7.01 l
Engine Speed - Operation
1750 r/min
1750 r/min
Engine Speed - Travel
1800 r/min
1800 r/min
Gross Power at 2,200 rpm
239 mm H2O
178 kg/mm
Number of Cylinders
6
Weights
Estimated Operating Weight without Attachment: General Forestry (Reach)
85239 lb
38664 null
Service Refill Capacities
Cooling System
7.9 gal (US)
30 l
Swing Drive
2.9 gal (US)
11 l
Hydraulic Tank
46.2 gal (US)
175 l
DEF Tank
12.2 gal (US)
46 l
Engine Crankcase
6.3 gal (US)
24 l
Final Drive - Each
2.9 gal (US)
11 l
Fuel Tank - CWT
261.4 gal (US)
989.3 l
Hydraulic System - Total
81.9 gal (US)
310 l
Hydraulic System
Auxiliary Pump - Reach with Rotate: Maximum Flow
37.2 gal/min
141 l/min
Auxiliary Pump - Reach with Rotate: Maximum Pressure
1499 psi
10335 kPa
Auxiliary Pump - Reach with Rotate: Pump Drive Gear Ratio
1.28:1
Main Pumps - Maximum Flow - Both Pumps
126.8 gal/min
480 l/min
Main Pumps - Maximum Flow - Per Pump
63.4 gal/min
240 l/min
Maximum System Pressure - Heavy Lift Mode
5511 psi
38000 kPa
Maximum System Pressure - Implements
5076 psi
35000 kPa
Maximum System Pressure - Swing
4641 psi
32000 kPa
Maximum System Pressure - Travel
5076 psi
35000 kPa
Operating Specifications
Maximum Drawbar Pull
72164 lbf
321 kN
Maximum Speed - Rabbit
2.3 mile/h
3.7 km/h
Maximum Speed - Turtle
1.5 mile/h
2.4 km/h
Maximum Swing Speed (GF)
7.5 r/min
7.5 r/min
Swing Torque (GF)
74494 ft·lbf
101 kN·m
Undercarriage
Ground Clearance
29.5 in
749 mm
Track Gauge
115 in
2921 mm
Track Length
199.7 in
5072 mm
Undercarriage Pitch
8.5 in
215.9 mm
Dimensions - General Forestry - Boom Stretched Out
Boom Height
146.5 in
3720 mm
Distance Between Idler and Sprocket Centerline
158.2 in
4019 mm
Ground Clearance
29.5 in
749 mm
Height of Tilted Side Entry Cab
137.7 in
3498 mm
Overall Height
164.5 in
4178 mm
Overall Length (Reach)
499.2 in
12680 mm
Tail Swing Radius
143.8 in
3653 mm
Track Gauge
115 in
2921 mm
Track Length
199.7 in
5072 mm
Width - With 700 mm (28 in) Shoes
142.6 in
3621 mm
Standard/Optional

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