Cat® trailer-mount knuckleboom loaders feature hydraulic systems that provides smooth performance and fuel efficiency.
High swing torque, swing speed and lift capacity reduce cycle times and lower cost per ton. The heavy-duty booms and structures provide reliable operation and reduce service costs. Spacious work stations, excellent visibility, and ergonomic controls reduce operator fatigue, resulting in a more productive shift.
A wide range of machine sizes with optional factory installed hydraulic packages are available to increase loader utilization. Options include bar slasher, circle saw slasher, delimber, carrier and grapple saw.
559 Knuckleboom Loader
Overview
559 Knuckleboom Loader
Cat® trailer-mount knuckleboom loaders feature hydraulic systems that provides smooth performance and fuel efficiency.
High swing torque, swing speed and lift capacity reduce cycle times and lower cost per ton. The heavy-duty booms and structures provide reliable operation and reduce service costs. Spacious work stations, excellent visibility, and ergonomic controls reduce operator fatigue, resulting in a more productive shift.
A wide range of machine sizes with optional factory installed hydraulic packages are available to increase loader utilization. Options include bar slasher, circle saw slasher, delimber, carrier and grapple saw.
Specifications
The operator station is designed with comfort in mind. The spacious cab features a large, fully adjustable suspension seat with lumbar support. Fold-up armrests are fully adjustable to allow adjustment of the joystick controls to match the operator for ease of operation and increased performance.
Excellent visibility of the work area is provided through large tinted cab windows. Overhead visibility is maximized through the large, tinted Lexan skylight. Operator protection is afforded through the front guard. This swing-out guard is designed for quick and simple access to allow cleaning of the front window.
Cat knuckleboom loader hydraulic systems are designed to satisfy the productivity demands of loggers. The 559 has an open-center, “Negicon” piston pump hydraulic system at its heart. This hydraulic system provides market leading performance and unmatched reliability which has allowed the 559 to be the market leading knuckleboom loader.
The 559 is a high performance Circle Saw Slasher machine. Added to the core hydraulic system is a dedicated, 246 L/min (65 gpm) piston pump to provide flow to the circle saw slasher that produces quick recovery of the saw blade to increase the system productivity.
Hydraulic Packages
Factory installed hydraulic packages increase job site performance and versatility »Learn More
Product Support
Cat dealers utilize a worldwide parts network to minimize machine downtime. Plus you can save money with Cat remanufactured components.
Machine Selection
Make detailed comparisons of machines you are considering. What are the job requirements and machine attachments? What production is needed? Your Cat dealer can provide recommendations.
Purchase
Consider financing options and day-to-day operating costs. Look at dealer services that can be included in the machine’s cost to yield lower owning and operating costs over time.
Customer Support Agreements
Cat dealers offer a variety of customer support agreements and work with you to develop a plan to meet specific needs. These plans can cover the entire machine, including attachments, to help protect your investment.
Operation
Improving operating techniques can boost your profits. Your Cat dealer has videos, literature, and other ideas to help you increase productivity. Caterpillar also offers simulators and certified operator training to help maximize the return on your investment.
Replacement
Repair, rebuild, or replace? Your Cat dealer can help you evaluate the cost involved so you can make the right choice.
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