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Current number of specifications

Hyundai R55-7 Midi Excavator

Selected Dimensions

Boom/Stick Option
I. Max Cutting Height19 ft in5780 mm
J. Max Loading Height13.3 ft in4050 mm
K. Max Reach Along Ground19.7 ft in6010 mm
L. Max Vertical Wall Digging Depth10.5 ft in3200 mm
M. Max Digging Depth12.5 ft in3820 mm
B. Width to Outside of Tracks6.3 ft in1920 mm
D. Length of Track on Ground6.5 ft in1990 mm
E. Ground Clearance1.2 ft in380 mm
G. Height to Top of Cab8.4 ft in2550 mm
H. Tail Swing Radius5.4 ft in1650 mm
F. Track Gauge4.9 ft in1500 mm
N. Shoe Size15.7 in400 mm


Gross Power53 hp39.5 kw
Net Power52 hp38.8 kw
Power Measured @2200 rpm
Displacement186.4 cu in3.1 L
Torque Measured @1400 rpm
Max Torque149 lb ft202 Nm
Number of Cylinders4
Operating Weight12570 lb5701.7 kg
Fuel Capacity31.7 gal120 L
Cooling System Fluid Capacity2.6 gal10 L
Hydrauilc System Fluid Capacity31.7 gal120 L
Engine Oil Capacity2.4 gal9.2 L
Swing Drive Fluid Capacity0.4 gal1.5 L
Operating Voltage12 V
Alternator Supplied Amperage60 amps
Hydraulic System Relief Valve Pressure3130 psi21580.6 kPa
Hydraulic Pump Flow Capacity29.1 gal/min110 L/min
Swing Mechanism
Swing Speed9.3 rpm
Number of Shoes per Side40
Shoe Size15.7 in400 mm
Number of Carrier Rollers per Side1
Number of Track Rollers per Side5
Ground Pressure4.7 psi32.3 kPa
Max Travel Speed2.5 mph4.1 km/h
Drawbar Pull11700 lb52 kN
Track Gauge4.9 ft in1500 mm
Reference Bucket Capacity0.24 yd30.18 m3
Boom/Stick Option (HEX) 1
Boom/Stick Option (HEX) 1Boom 9'10" (3000mm)/Stick 5'3" (1600mm)
Max Digging Depth12.5 ft in3820 mm
Max Reach Along Ground19.7 ft in6010 mm
Max Cutting Height19 ft in5780 mm
Max Loading Height13.3 ft in4050 mm
Max Vertical Wall Digging Depth10.5 ft in3200 mm
Boom/Stick Option (HEX) 2
Boom/Stick Option (HEX) 2Boom 9'10" (3000mm)/Stick 6'3" (1900mm)
Max Digging Depth13.3 ft in4060 mm
Max Reach Along Ground20.6 ft in6270 mm
Max Cutting Height19.4 ft in5920 mm
Max Loading Height13.7 ft in4180 mm
Max Vertical Wall Digging Depth11.4 ft in3460 mm
Width to Outside of Tracks6.3 ft in1920 mm
Height to Top of Cab8.4 ft in2550 mm
Ground Clearance1.2 ft in380 mm
Tail Swing Radius5.4 ft in1650 mm
Length of Track on Ground6.5 ft in1990 mm