- Category: Wheel Loaders ➔
- Manufacturer: Liebherr ➔
- Model: L550 ➔
The Liebherr L550 is a wheel loader designed for material handling, loading, stockpiling, and general earthmoving applications. It is part of Liebherr's medium-size wheel loader range and is commonly used in construction, quarrying, aggregate, recycling, and industrial material handling. The L550 is typically equipped with a diesel engine, hydrostatic drive, articulated steering, and a loader linkage for bucket and attachment work. Operator cab design, visibility, and control layout are key features of the model. The Liebherr L550 is used in applications requiring efficient cycle times, maneuverability, and reliable performance in demanding site conditions.
Bucket
| Arm length | 9 ft (3 m)
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| Breakout Force | 31,476 lbs (14,277 kg)
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| Bucket Capacity - heaped | 4 cu yd (3 cu m)
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| Bucket Width | 8 ft (2 m)
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| Digging depth | 3 ft (1 m)
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| Dump Clearance at Max Raise | 10 ft (3 m)
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Dimensions
| Ground Clearance | 2 ft (1 m)
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| Height - Top of Cab | 11 ft (3 m)
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| Hinge Pin - Max Height | 12 ft (4 m)
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| Length with Bucket on Ground | 27 ft (8 m)
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| Reach at Max Lift and Dump | 4 ft (1 m)
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| Wheelbase | 10 ft (3 m)
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Electrical System
| Alternator | 28/100 (V/A)
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| Battery | 2 x 140 Ah
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| Starter | 24/10.5 (V/HP)
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| Voltage | 24 V
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Engine
| Air cleaner | Dry air filter with main and safety element pre-cleaner service indicator on the display
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| Aspiration | Water-cooled with exhaust turbo charging externally cooled exhaust gas recirculation and diesel particulate filter
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| Bore | 5 in (12 cm)
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| Displacement | 428 cu in (7,014 cu cm)
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| Engine Model | D934 A7
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| Fuel injection | Electronic Common Rail high-pressure injection
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| Gross Power | 173 hp (129 kw)
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| Max Torque | 622 lbs ft (843 nm)
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| Number of Cylinders | 4
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| Power Measured @ | 1500 rpm
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| Stroke | 6 in (15 cm)
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| Torque Measured @ | 1300 rpm
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Hydraulic System
| Dump Time | 2.3 seconds
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| Lower Time | 2.7 seconds
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| Pump Flow Capacity | 62 gpm (235 lpm)
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| Pump Type | Load-sensing variable axial piston pump with output and flow control and pressure cut-off in the control block
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| Raise Time | 5.5 seconds
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| Relief Valve Setting | 4351.2 psi
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Operating Specifications
| Cooling System Fluid Capacity | 11 gal (42 l)
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| Engine Oil Fluid Capacity | 11 gal (40 l)
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| Front Axle/Diff Fluid Capacity | 9 gal (35 l)
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| Fuel Capacity | 79 gal (299 l)
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| Hydraulic Fluid Capacity | 36 gal (135 l)
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| Hydraulic System Fluid Capacity | 65 gal (245 l)
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| Operating Weight | 38,140 lbs (17,300 kg)
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| Rear Axle/Diff Fluid Capacity | 9 gal (35 l)
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| Static Tipping Weight | 26,785 lbs (12,149 kg)
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| Tire Size | 23.5R25 L3
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| Transmission Fluid Capacity | 3 gal (11 l)
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| Turning Radius | 21 ft (6 m)
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Transmission
| Max Speed - Forward | 25 mph (40 kph)
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| Max Speed - Reverse | 25 mph (40 kph)
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| Number of Forward Gears | 3
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| Number of Reverse Gears | 3
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