559B Knuckleboom Loader

The Caterpillar® Loader is built using advanced design technology, for the strength and reliability needed to meet the demands of high production delimbing and loading. Features such as smooth and responsive joystick controls, quiet comfortable operator stations and powerful Cat® engines provide the performance you’ve grown to expect from Caterpillar machines.

Operator Station


The ergonomically designed operator station provides greater operator comfort for increased productivity and reduced fatigue.


Superior Visibility


Designed for maximum visibility, operator comfort and safety.


Hydraulic Packages


A wide variety of factory installed hydraulic packages increase jobsite performance and versatility.


Delimber-Slasher Package


The DS package is a complete factory installed timber merchandising system consisting of a knuckleboom loader and grapple, trailer with trailer-mounted delimber and ground saw slasher.


Engine

Gross Power

167 hp

Engine RPM - Full Load Governed

1800 RPM

Engine Model

Cat® C6.6 ACERT™

Operating Specifications

Knuckleboom Length

32 ft

Swing Bearing Gearing

External

Swing Bearing Diameter

51 in

Maximum Reach

32 ft

Swing Speed

11 RPM

Weights

Operating Weight

32200 lb

Counterweight

1400 lb

Service Refill Capacities

Hydraulic Tank

80 gal

Fuel Tank

100 gal

Hydraulic System

Cylinders - Stabilizer

165.1 mm X 101.6 mm (6.5 in X 4 in)

Hydraulic Pressure - Swing

3800 psi

Cylinders - Live Heel

152.4 mm X 101.6 mm (6 in X 4 in)

Cylinders - Stick

152.4 mm X 101.6 mm (6 in X 4 in)

Cylinders - Main

127 mm X 76.2 mm (5 in X 3 in)

Hydraulic Pressure - System

3500 psi

Hydraulic Flow

416 L/min (110 gal/min)

Dimensions

Stabilizer Spread at Max Down Reach

167.47 in

Stabilizer Reach Below Grade

16.5 in

Stabilizer Pad Size

558.8 mm X 711.2 mm (22 in X 28 in)

Height to Top of Cab

13.18 ft

Stabilizer Spread at Grade

195.7 in

Store Locations

Columbus, MS
Full Service Location

Greenwood, MS
Full Service Location

Tupelo, MS
Full Service Location

Tupelo , MS
CAT Rental Store

Memphis, TN
Regional Headquarters

Nashville (LaVergne), TN
Corporate Headquarters

Camden, TN
Full Service Location

Clarksville, TN
Full Service Location

Cookeville, TN
Full Service Location

Jackson, TN
Full Service Location

Manchester, TN
Full Service Location

Nashville (LaVergne), TN
CAT Rental Store

Memphis , TN
CAT Rental Store

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