559C Knuckleboom Loader

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Product Description

Cat knuckleboom loaders are known for superior multifunction capability, excellent visibility and heavy-duty booms and structures. Now the Cat C Series knuckleboom loaders feature a new more fuel efficient power system, an upgraded hydraulic system for greater reliability and significantly more lift at full reach than previous models.

Specifications
Us
Metric
Engine
Gross Power
174.0 hp
129.5 kW
Engine Model
Cat® C6.6 ACERT™ Tier 4 Interim
Gross Power @ 1,800 rpm
174.0 hp
129.5 kW
Operating Specifications
Knuckleboom Length
32.0 ft
9.8 m
Swing Speed
11.0 RPM
11.0 RPM
Maximum Reach (standard boom)
32.0 ft
9.8 m
Standard Knuckleboom Reach to Pin
32.0 ft
9.8 m
Swing Bearing Diameter (ball path)
43.5 in
1105.0 mm
Swing Torque
49173.0 lb ft
66870.0 N·m
Tailswing
106.0 in
2692.0 mm
Weights
Operating Weight
34100.0 lb
15500.0 kg
Operating Weight (less grapple)
34100.0 lb
15500.0 kg
Operating Weight without grapple
34100.0 lb
15500.0 kg
Hydraulic System
Cylinders - Main
two
Cylinders - Stick
one
Hydraulic Pressure - Swing
3500.0 psi
24131.0 kPa
Hydraulic Pressure - System
3500.0 psi
24131.0 kPa
Cylinders - Stabilizers
four
Hydraulic Oil Flow @ 1,800 rpm
230/174 L (60/46 gal)
Service Refill Capacities
Hydraulic Tank
80.0 gal
302.0 L
Fuel Tank
100.0 gal
378.0 L
Cooling System
7.5 gal
29.0 L
Engine Oil
4.0 gal
15.0 L
Swing Drive
1.0 gal
4.0 L
Dimensions
Stabilizer Pad Size
508 × 711 mm (20 × 28 in)
Stabilizer Reach Below Grade
17.0 in
433.0 mm
Stabilizer Spread at Maximum Down Reach
166.8 in
4237.0 mm
Stabilizer Spread at Grade
187.3 in
4758.0 mm
Height to Top of Cab
157.6 in
4002.0 mm
Standards
OFPS
cab meets SAE J2267
Shipping Dimensions (mounted trailer)
Height
157.6 in
4002.0 mm
Width
101.3 in
2573.0 mm
Standard/Optional

Standard Equipment

ELECTRICAL
OPERATOR ENVIRONMENT
POWER TRAIN
HYDRAULICS
STRUCTURE AND SUBFRAME
BOOMS AND STICKS
ANTIFREEZE

Optional Equipment

DS SYSTEMS
OTHER EQUIPMENT

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