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John Deere Construction & Forestry · Hydraulic Excavator

John Deere 120C Specs

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Overview
The John Deere Construction & Forestry John Deere 120C is a hydraulic excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 89 hp, operating weight of 28,840 lb, working depth of 17.87 ft, reach of 26.30 ft, capacity of 1.1 yd³ and travel speed of 3.4 mph. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the John Deere Construction & Forestry John Deere 120C against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
28,840
lb
Net Power
89
hp
Max Digging Depth
17.87
ft
Reference Bucket Capacity
1.10
yd3
Full Specifications
46 specs
Dimensions
8\'3\" (2520mm) stick 2
Boom/Stick Option (Hex) 1 8\'3\" (2520mm) stick
Ground Clearance 1.45 ft / 0.44 m
Height to Top of Cab 8.99 ft / 2.74 m
Length of Track on Ground 9.45 ft / 2.88 m
Max Cutting Height 27.71 ft / 8.45 m
Max Digging Depth 17.87 ft / 5.45 m
Max Loading Height 20.63 ft / 6.29 m
Max Reach Along Ground 26.30 ft / 8.02 m
Max Vertical Wall Digging Depth 16.06 ft / 4.90 m
Removal Counterweight Clearance 3 lb / 1 kg
Shipping Height Of Unit 8.99 ft / 2.74 m
Shipping Length Of Unit 24.97 ft / 7.61 m
Tail Swing Radius 6.99 ft / 2.13 m
Width To Outside Of Tracks 8.50 ft / 2.59 m
Engine
Alternator Supplied Amperage 45 A
Cooling System Fluid Capacity 7.10 gal / 26.9 L
Displacement 276 cu in / 4.5 L
Engine Make 2240
Engine Model 4045H
Engine Oil Capacity 3.70 gal / 14.0 L
Fuel Capacity 66.10 gal / 250.2 L
Hydraulic Pump Flow Capacity 55.50 gal/min / 210.1 L/min
Hydraulic System Fluid Capacity 35.40 gal / 134.0 L
Hydraulic System Relief Valve Pressure 4,980 psi / 343.4 bar
Max Torque 275 lb-ft / 373 Nm
Maximum Bucket Capacity 1.40 yd³ / 1.07 m³
Minimum Bucket Capacity 0.50 yd³ / 0.38 m³
Net Power 89 hp / 66.4 kW
Number of Cylinders 4
Operating Voltage 24 V
Operating Weight 28,840 lb / 13,082 kg
Power Measured @ 2,200 rpm
Reference Bucket Capacity 1.10 yd³ / 0.84 m³
Swing Drive Fluid Capacity 0.80 gal / 3.0 L
Swing Speed 13.70 deg
Swing Torque 24,387 deg
Torque Measured @ 1,400 rpm
Undercarriage
Drawbar Pull 22,930 lb / 10,401 kg
Ground Pressure 5 psi / 0.3 bar
Max Travel Speed 3.42 mph / 5.5 km/h
Number Of Carrier Rollers Per Side 1
Number Of Shoes Per Side 44
Number of Track Rollers per Side 7
Shoe Size 23.63 in / 600 mm
Track Gauge 6.53 ft / 1.99 m
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Frequently Asked Questions

What is the operating weight of the John Deere Construction & Forestry John Deere 120C? +

The John Deere Construction & Forestry John Deere 120C has an operating weight of 28,840 lb (13,082 kg). This places it in a class suited for hydraulic excavator applications where ground pressure and transport weight are key considerations.

How powerful is the John Deere Construction & Forestry John Deere 120C engine? +

The John Deere Construction & Forestry John Deere 120C produces 89 hp (66.4 kW) of engine power. This output is typical for its weight class and designed to handle demanding Hydraulic Excavator work cycles efficiently.

What is the maximum digging depth of the John Deere Construction & Forestry John Deere 120C? +

The John Deere Construction & Forestry John Deere 120C has a maximum digging depth of 17.87 ft (5.45 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the John Deere Construction & Forestry John Deere 120C? +

The John Deere Construction & Forestry John Deere 120C has a maximum reach along the ground of 26.30 ft (8.02 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the John Deere Construction & Forestry John Deere 120C? +

The John Deere Construction & Forestry John Deere 120C has a maximum travel speed of 3.4 mph (5.5 km/h), enabling efficient movement between work areas on the job site.

How does the John Deere Construction & Forestry John Deere 120C compare to similar Hydraulic Excavator models? +

You can compare the John Deere Construction & Forestry John Deere 120C side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.

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