Compact Crawler Boom · JLG
JLG X660SJ Specs
Quick-reference specifications for the JLG X660SJ boom lift, taken from the manufacturer’s spec sheet.

- Platform Capacity
- 500 lb227 kg
- Platform Height
- 65 ft 7 in20 m
- Working Height
- 71 ft 7 in21.81 m
- Gradeability
- 40%
Performance 10 specs
| Working Height | 71 ft 7 in (21.81 m) |
|---|---|
| Horizontal Outreach | 39 ft (11.9 m) |
| Max Working Horizontal Outreach | 39 ft (11.9 m) |
| Platform Capacity | 500 lb (227 kg) |
| Swing | 360 Degrees Non-continuous |
| Travel Speed (Diesel) | 1.2 mph (2.0 km/h) |
| Travel Speed (Lithium Ion & Bi-Energy) | 1.6 mph (2.6 km/h) |
| Max Stabilization Slope | 15 Degrees |
| Gradeability | 40% |
| Total Stabilization Area | 14 ft 1 in x 13 ft 4 in (4.27 m x 4.08 m) |
Dimensions 15 specs
| Platform Height | 65 ft 7 in (20 m) |
|---|---|
| Max Front Approach Angle | 19 Degrees |
| Max Rear Approach Angle | 19 Degrees |
| Platform Width | 25.5 in (.65 m) |
| Platform Length | 51.5 in (1.31 m) |
| Machine Width | 35 in (89 m) |
| Machine Height | 6 ft 6 in (1.98 m) |
| Machine Length | 21 ft 11 in (6.44 m) |
| Machine Length (without platform) | 19 ft 1 in (5.82 m) |
| Track Length | 5 ft 7 in (1.71 m) |
| Outrigger Footprint – Length | 14 ft 1 in (4.27 m) |
| Outrigger Footprint – Width | 13 ft 4 in (4.08 m) |
| Outrigger Footprint – Narrow Length | 18 ft 10 in (5.73 m) |
| Outrigger Footprint – Narrow Width | 7 ft 11 in (2.41 m) |
| Outrigger Pad Diameter | 9 in (23 cm) |
Weight 4 specs
| Ground Bearing Pressure (Tracks) | 9.08 psi (.63 kg/cm2) |
|---|---|
| Ground Bearing Pressure (Outriggers) | 79.7 psi (5.6 km/cm2) |
| Weight (Diesel & Bi-Energy) | 6,548 lb (3,350 kg) |
| Weight (Lithium Ion) | 7,275 lb (3,300 kg) |
Hydraulics / Fluids 1 spec
| Hydraulic System – Capacity | 10.6 gal (40 L) |
|---|
Specs that keep your equipment moving.