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Current number of specifications

Liebherr A309 Mobile Excavator

Selected Dimensions

Boom/Stick Option (MEX) 1
A. Shipping Length of Unit28.4 ft in8650 mm
I. Max Cutting Height28.9 ft in8800 mm
J. Max Loading Height21.8 ft in6650 mm
K. Max Reach Along Ground27.6 ft in8400 mm
M. Max Digging Depth13.5 ft in4100 mm


Net Power86 hp64.1 kw
Power Measured @2000 rpm
Displacement244.1 cu in4 L
Number of Cylinders4
AspirationDirect injection turbo-charged
Operating Weight23369 lb10600 kg
Fuel Capacity56.8 gal215 L
Hydraulic System Fluid Capacity66 gal250 L
Operational Voltage24 V
Alternator Supplied Amperage55 amps
Hydraulic System Relief Valve Pressure5076.3 psi35000 kPa
Hydraulic Pump TypeVariable Displacement, Swashplate Pump
Hydraulic Pump Flow Capacity58.1 gal/min220 L/min
Tire Size9.00-20
TypeOversized two speed power shift transmissionand integrated protection with additional creeper speed
Max Travel Speed12.4 mph20 km/h
Swing Mechanism
Swing Speed9 rpm
Swing Torque lb ft30 Nm
Reference Bucket Capacity0.38 yd30.29 m3
Minimum Bucket Capacity0.13 yd30.1 m3
Maximum Bucket Capacity0.39 yd30.3 m3
Boom/Stick Option (MEX) 1
Boom/Stick Option (MEX) 1Hydro. Adjustable Boom 2350mm / Stick 1850mm
Shipping Length of Unit28.4 ft in8650 mm
Max Digging Depth13.5 ft in4100 mm
Max Reach Along Ground27.6 ft in8400 mm
Max Cutting Height28.9 ft in8800 mm
Max Loading Height21.8 ft in6650 mm