Hitachi EX550H


Maximum Bucket Capacity4.50 cu yds (3 m)


Ground Clearance2.70 ft (1 m)
Height to Top of Cab11.50 ft (4 m)
Length of Track on Ground17.50 ft (5 m)
Removal Counterweight Clearance4.80 ft (1 m)
Tail Swing Radius12.50 ft (4 m)
Width to Outside of Tracks12.90 ft (4 m)


Bore5.60 in (14 cm)
Displacement854.40 cu in (0 m)
Engine MakeCummins
Engine ModelNTA855
Gross Power394.30 hp (294 kw)
Max Torque1,135.90 lbs/ft
Net Power364.80 hp (272 kw)
Power Measured @2,100 rpm
Stroke6 in (15 cm)
Torque Measured @1,400 rpm


Cooling System Fluid Capacity18.50 gal (70 l)
Engine Oil Capacity11.70 gal (44 l)
Fuel Capacity185 gal (700 l)
Hydraulic Pump Flow Capacity100.90 gal/min (382 l/min)
Hydraulic System Fluid Capacity148 gal (560 l)
Operating Voltage24 V
Operating Weight120,592.90 lbs (54,701 kg)
Swing Drive Fluid Capacity3.50 gal (13 l)

Swing Mechanism

Swing Speed8 rpm


Ground Pressure14.10 psi
Max Travel Speed3 mph (5 kph)
Number of Carrier Rollers per Side3
Number of Shoes per Side49
Number of Track Rollers per Side8
Shoe Size23.70 in (60 cm)
Track Gauge10.50 ft (3 m)

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