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Current number of specifications

Caterpillar 311D LRR Hydraulic Excavator

Selected Dimensions

Boom/Stick Option
A. Shipping Length of Unit22.7 ft in6915 mm
C. Shipping Height of Unit9.4 ft in2860 mm
I. Max Cutting Height25.6 ft in7800 mm
J. Max Loading Height17.9 ft in5450 mm
K. Max Reach Along Ground25.3 ft in7700 mm
L. Max Vertical Wall Digging Depth14.6 ft in4460 mm
M. Max Digging Depth16.5 ft in5040 mm
B. Width to Outside of Tracks8.5 ft in2590 mm
D. Length of Track on Ground9.1 ft in2780 mm
E. Ground Clearance1.5 ft in455 mm
G. Height to Top of Cab9 ft in2755 mm
H. Tail Swing Radius5.7 ft in1750 mm
O. Counterweight Clearance3 ft in910 mm
F. Track Gauge6.5 ft in1990 mm
N. Shoe Size23.6 in600 mm


ModelC4.2 ACERT
Gross Power86 hp64.1 kw
Net Power80 hp59.7 kw
Displacement259.4 cu in4.3 L
Operating Weight27513.7 lb12480 kg
Fuel Capacity55.5 gal210 L
Cooling System Fluid Capacity4.8 gal18 L
Hydrauilc System Fluid Capacity38.3 gal145 L
Engine Oil Capacity5 gal19 L
Swing Drive Fluid Capacity0.79 gal3 L
Hydraulic System Relief Valve Pressure5076.3 psi35000 kPa
Hydraulic Pump Flow Capacity30.9 gal/min117 L/min
Swing Mechanism
Swing Speed11.4 rpm
Swing Torque22790.7 lb ft30900 Nm
Shoe Size23.6 in600 mm
Ground Pressure5 psi34.2 kPa
Max Travel Speed3.2 mph5.1 km/h
Drawbar Pull25628.2 lb114 kN
Track Gauge6.5 ft in1990 mm
Reference Bucket Capacity0.52 yd30.4 m3
Minimum Bucket Capacity0.33 yd30.25 m3
Maximum Bucket Capacity0.97 yd30.74 m3
Boom/Stick Option (HEX) 1
Boom/Stick Option (HEX) 1Boom 4300mm (14' 1'') / Stick 2250mm (7' 5'')
Shipping Height of Unit9.4 ft in2860 mm
Shipping Length of Unit22.7 ft in6915 mm
Max Digging Depth16.5 ft in5040 mm
Max Reach Along Ground25.3 ft in7700 mm
Max Cutting Height25.6 ft in7800 mm
Max Loading Height17.9 ft in5450 mm
Max Vertical Wall Digging Depth14.6 ft in4460 mm
Boom/Stick Option (HEX) 2
Boom/Stick Option (HEX) 2Boom 4300mm (14' 1'') / Stick 2600mm (8' 6'')
Shipping Height of Unit9.9 ft in3020 mm
Shipping Length of Unit22.6 ft in6880 mm
Max Digging Depth17.7 ft in5390 mm
Max Reach Along Ground25.9 ft in7900 mm
Max Cutting Height26.2 ft in7990 mm
Max Loading Height18.5 ft in5640 mm
Max Vertical Wall Digging Depth15.6 ft in4770 mm
Boom/Stick Option (HEX) 3
Boom/Stick Option (HEX) 3Boom 4300mm (14' 1'') / Stick 2800mm (9' 2'')
Shipping Height of Unit10.4 ft in3160 mm
Shipping Length of Unit22.4 ft in6825 mm
Max Digging Depth18.3 ft in5590 mm
Max Reach Along Ground26.6 ft in8100 mm
Max Cutting Height26.7 ft in8130 mm
Max Loading Height18.9 ft in5770 mm
Max Vertical Wall Digging Depth16.3 ft in4980 mm
Width to Outside of Tracks8.5 ft in2590 mm
Height to Top of Cab9 ft in2755 mm
Ground Clearance1.5 ft in455 mm
Counterweight Clearance3 ft in910 mm
Tail Swing Radius5.7 ft in1750 mm
Length of Track on Ground9.1 ft in2780 mm