JLG 670SJ Self-Leveling Telescopic Boom Lift – Optimized Product Page Content

🔹 Product Overview
The JLG 670SJ is a highly innovative Self-Leveling Telescopic (Straight) Boom Lift designed to dramatically enhance safety and productivity on sloped or uneven rough terrain.1 The “SJ” denotes the Straight Jib boom, and the “670” indicates its 67-foot class working height. The signature feature of this machine is its Self-Leveling Chassis, which automatically levels the machine’s base up to 10 degrees of slope, allowing the operator to drive and work at height on terrain where traditional booms would be unable to level or safely operate. This machine combines high reach, long outreach, and industry-leading stability for demanding construction and utility applications.
🔹 Key Specifications & Capabilities
| Detail |
US Imperial |
Metric |
| Max Working Height |
73 ft |
22.36 m |
| Max Platform Height |
67 ft |
20.36 m |
| Max Horizontal Outreach |
58 ft |
17.68 m |
| Platform Capacity (Dual) |
1,000 / 600 lb |
454 / 272 kg |
| Platform Jib |
4 ft |
1.22 m |
| Self-Leveling Capability |
Up to 10° |
Up to 10° |
| Drive System |
Diesel/Hydraulic (4WD) |
Diesel/Hydraulic (4WD) |
| Machine Model |
670SJ |
|
🔹 Key Features & Benefits
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✅ Automatic Self-Leveling Chassis: Automatically senses and levels the machine’s base up to 10 degrees of slope (20% grade), allowing the operator to drive and work safely on slopes that would typically require outriggers or a different machine.
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✅ High Reach and Outreach: Provides a substantial 73 ft working height and an impressive 58 ft of horizontal outreach, maximizing the working envelope.
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✅ Platform Jib: Includes a 4 ft (1.22 m) jib that provides 130° of vertical articulation for precise final positioning around obstacles.
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✅ Increased Safety and Productivity: Eliminates the time spent trying to level the machine manually and maintains a safer, level platform for the full range of boom motion on slopes.
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✅ High Dual Capacity: Offers a standard dual envelope platform capacity of 1,000 lb (454 kg) (restricted) and 600 lb (272 kg) (unrestricted).
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✅ Rough Terrain Performance: Equipped with standard 4WD and a powerful diesel engine for superior traction.
🔹 Applications
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Utility and Power Line Maintenance on Slopes or Uneven Easements
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Bridge and Infrastructure Inspection and Repair on Sloping Abutments
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General Construction Sites with Significant Grade Changes
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Oil and Gas Field Maintenance on Hilly Terrain
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Any task requiring a large work envelope on rough, sloping ground.