
337E Knuckleboom Loader
- John Deere
- Knuckleboom Loaders
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Key Features & Specs
- Engine Power: 129 kW (173 hp) at 2,000 rpm
- Boom Reach: 9.1 m (29 ft. 10 in.)
- Operating Weight: 12,510 kg (30,755 lb)
- Lift Capacity: 8 980 kg (19,798 lb.)
- Engine Power 129 kW (173 hp) at 2,000 rpm
- Reach 9.1 m (29 ft. 10 in.)
- Operating Weight 12,510 kg (30,755 lb)
- Lift Capacity 8,980 kg (19,798 lb.)
- Swing Torque 44,038 Nm (32,500 lb.-ft.)

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Final Tier 4 Diesel Engine
The 6068 HTJ57, 6-cylinder, turbocharged diesel engine provides all the power you need to keep loading, day after day.
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Unmatched fuel efficiency
Automatically reduce engine speed when hydraulics aren't in use with the auto-idle feature, saving precious fuel.
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Cab with maximized visibility and comfort
With expansive glass, adjustable work lights, and an optional sunshade, all-around visibility is exceptional. Efficient HVAC system with enhanced ventilation helps keep the glass clear and the cab comfortable.
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Streamlined hydraulics
Quicker, easier access to hydraulic components reduces the cost of hydraulic oil and filter changes by up to 44 percent. An electric hydraulic oil-refill pump is available as an option.
CAPACITIES
Fuel Tank, ltr (gallons (US)) | 340 (90) |
Hydraulic Tank, ltr (gallons (US)) | 151 (40) |
Alternator Output, Amp | 120 |
DIMENSIONS
Base Carrier Length, m (ft/in) | 3.81 (12 ft 6 in) |
Height Over Cab, mm (ft/in) | 4112 (13 ft 6 in) |
Superstructure Width, mm (ft/in) | 2606 (8 ft 7 in) |
Boom Horizontal Reach, m (ft/in) | 9.144 (30 ft ) |
Slewing Angle, � | 360 |
DRIVELINE
Engine Manufacturer | John Deere |
Engine Model | 6068 HTJ57 PowerTech PVS |
Emission Rating | Tier 4 |
Displacement, ltr (Inches�) | 6.8 (415) |
Rated Speed, rpm | 2000 |
Engine Output - Net, kW (hp) | 119 (159) |
Engine Output - Gross, kW (hp) | 129 (173) |
Engine Torque, Nm (lbf / ft) | 722 (532.5) |
Torque Rise, % | 17 |
PERFORMANCE
Slew Speed, rpm | 10 |
5ft lift @ 10ft radius, kg (lbs) | 4070 (8973) |
5ft lift @ 15ft radius, kg (lbs) | 7430 (16380) |
5ft lift @ 20ft radius, kg (lbs) | 5500 (12125) |
5ft lift @ 25ft radius, kg (lbs) | 4360 (9612) |
5ft lift @ 30ft radius, kg (lbs) | 1563 (3446) |
10ft lift @ 10ft radius, kg (lbs) | 8980 (19798) |
10ft lift @ 15ft radius, kg (lbs) | 6610 (14573) |
10ft lift @ 20ft radius, kg (lbs) | 5160 (11376) |
10ft lift @ 25ft radius, kg (lbs) | 4290 (9458) |
10ft lift @ 30ft radius, kg (lbs) | 1895 (4178) |
System Voltage, V | 12 |
Pump | Axial Piston |
WEIGHTS
Operating Weight, kg (lbs) | 13871 (30580) |
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