The Hitachi Wheel Loader ZW550-6 is engineered for ultra-high production environments including quarry operations, mining applications, and large-scale aggregate processing. Built to move massive volumes of material efficiently, the ZW550-6 delivers exceptional breakout force, high-capacity lifting performance, and consistent cycle times under sustained heavy workloads.
Its advanced hydraulic system provides smooth and responsive bucket control for efficient truck loading and stockpiling, while intelligent engine management maintains strong, reliable power output with optimized fuel performance. Designed with a reinforced frame and heavy-duty components, the ZW550-6 is built to withstand the demands of continuous production environments.
Constructed for durability and long-term reliability, the ZW550-6 delivers the strength, stability, and output expected from Hitachi Construction Equipment in extreme production wheel loader applications.
ZW550-6 Specifications
Specifications
Bucket capacity (m³) ISO Heaped:
7.3 yd³ (5.6 m³)
Net Rated Power:
386 HP (288 kW)
Operating Weight:
73,789 lb (33,470 kg)
Breakout force (kN):
51,931 lbf (231 kN)
Engine
Gross power (ISO 14396)
520 HP/1,800 RPM (382 kW/1,800 RPM)
Net power (ISO 9249)
517 HP/1,800 RPM (380 kW/1,800 RPM
Make/Model
Isuzu 6WG1 diesel engine
Type
4-cycle, water-cooled, direct injection with turbocharger and air cooled intercooler
Fuel type
2 Diesel (Requires ultra-low sulfur fuel.)
Fuel injection pump
Electronically controlled, common rail type
Governor
All speed electrical type
Cooling module type
Forced circulation type
Number of cylinders
6
Bore and stroke
5.8″ x 6.1″ (147mm x 154mm)
Total displacement
956.9 in³ (15.68 liters)
Alternator
AC 24V–110A (2.64 kW)
Air cleaner
Dry type (double element) with restriction indicator
Starter motor
DC 24V–9.5 HP (7.0 kW)
Battery
12V–1300 CCA (170Ah), 2 units
Torque Converter and Transmission
Torque Converter
3-element, single-stage, 1-phase w/lock-up clutch
Transmission
Torque converter, planetary gear type powershift with computer-controlled automatic shift and manual shift features included
Normal Mode
Power Mode
Normal Mode w/Lock-up clutch
Power Mode w/Lock-up clutch
Speeds Forward:
1st:
4.3 MPH (7.0 km/hr
4.4 MPH (7.1 km/hr)
2nd:
7.9 MPH (12.7 km/hr)
8.0 MPH (12.9 km/hr)
8.3 MPH (13.3 km/hr)
8.3 MPH (13.3 km/hr)
3rd:
12.9 MPH (20.7 km/hr)
12.9 MPH (20.7 km/hr)
13.9 MPH (22.3 km/hr
13.9 MPH (22.3 km/hr)
4th:
21.7 MPH (35.0 km/hr)
21.7 MPH (35.0 km/hr)
21.8 MPH (35.1 km/hr)
21.8 MPH (35.1 km/hr)
Speeds Reverse:
1st:
4.8 MPH (7.8 km/hr)
4.8 MPH (7.8 km/hr)
2nd:
8.8 MPH (14.1 km/hr)
8.8 MPH (14.1 km/hr)
8.8 MPH (14.1 km/hr
8.8 MPH (14.1 km/hr
3rd:
14.0 MPH (22.6 km/hr)
14.0 MPH (22.6 km/hr)
15.3 MPH (24.6 km/hr)
15.3 MPH (24.6 km/hr)
Systems Refill Capacity
Location
Gallons
Liters
Fuel tank (diesel fuel)
171.2
648
Engine lubricant (including oil pan)
15.1
57
Engine coolant
21.7
82
T/M & T/C
23.8
90
Axle (front/rear)
47.6/47.6
180/180
Hydraulic oil tank
79.3
300
Hydraulic system (including hydraulic tank)
145.3
550
DEF/AdBlue® tank
15.1
57
Hydraulic And Steering System
Steering Type
Articulated frame steering
Steering mechanism
Hydraulic power steering unit, pilot operated type
Lift (boom) cylinder
Two (2) double-acting piston type: 7.5″ x 5.2″ (190mm x 1132mm)
Tilt (bucket) cylinder
Two (2) double-acting piston type: 6.3″ x 30.2″ (160mm x 767mm)
Steering cylinder
Two (2) double-acting piston type: 3.9″ x 28.3″ (100mm x 720mm)
Call for Price
Price range: $605.00 through $5,085.00
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