Caterpillar 320D Specs

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Overview

The Caterpillar 320D 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 140 hp, operating weight of 44,820 lb, working depth of 25.14 ft, reach of 35.31 ft, capacity of 1.2 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 Caterpillar 320D against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
44,820
lb

Net Power
140
hp

Max Digging Depth
25.14
ft

Reference Bucket Capacity
1.20
yd3

Full Specifications

37 specs

Dimensions

Boom/Stick Option (Hex) 1 Boom 18'7" (5680mm)/ Stick 12'8" (3900mm)

Ground Clearance 1.48 ft / 0.45 m

Height to Top of Cab 9.68 ft / 2.95 m

Length of Track on Ground 10.72 ft / 3.27 m

Max Cutting Height 32.62 ft / 9.94 m

Max Digging Depth 25.14 ft / 7.66 m

Max Loading Height 22.77 ft / 6.94 m

Max Reach Along Ground 35.31 ft / 10.76 m

Max Vertical Wall Dig Depth 17.59 ft / 5.36 m

Max Vertical Wall Digging Depth 22.87 ft / 6.97 m

Removal Counterweight Clearance 3 lb / 2 kg

Shipping Height Of Unit 12.28 ft / 3.74 m

Shipping Length Of Unit 30.98 ft / 9.44 m

Tail Swing Radius 9.03 ft / 2.75 m

Width To Outside Of Tracks 9.19 ft / 2.80 m

Engine

Cooling System Fluid Capacity 6.70 gal / 25.4 L

Displacement 389 cu in / 6.4 L

Engine Make 2236

Engine Model 3066 ATAAC

Engine Oil Capacity 8 gal / 30.3 L

Fuel Capacity 108.40 gal / 410.3 L

Hydraulic Pump Flow Capacity 54 gal/min / 204.4 L/min

Hydraulic System Fluid Capacity 68.70 gal / 260.1 L

Hydraulic System Relief Valve Pressure 5,076 psi / 350.0 bar

Maximum Bucket Capacity 1.60 yd³ / 1.22 m³

Minimum Bucket Capacity 0.60 yd³ / 0.46 m³

Net Power 140 hp / 104.4 kW

Operating Weight 44,820 lb / 20,330 kg

Power Measured @ 1,800 rpm

Reference Bucket Capacity 1.20 yd³ / 0.92 m³

Swing Drive Fluid Capacity 2.20 gal / 8.3 L

Swing Speed 11.50 deg

Swing Torque 45,612 deg

Undercarriage

Drawbar Pull 46,311 lb / 21,006 kg

Max Travel Speed 3.42 mph / 5.5 km/h

Shoe Size 23.63 in / 600 mm

Track Gauge 7.22 ft / 2.20 m

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Frequently Asked Questions

What is the operating weight of the Caterpillar 320D? +

The Caterpillar 320D has an operating weight of 44,820 lb (20,330 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 Caterpillar 320D engine? +

The Caterpillar 320D produces 140 hp (104.4 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 Caterpillar 320D? +

The Caterpillar 320D has a maximum digging depth of 25.14 ft (7.66 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Caterpillar 320D? +

The Caterpillar 320D has a maximum reach along the ground of 35.31 ft (10.76 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Caterpillar 320D? +

The Caterpillar 320D 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 Caterpillar 320D compare to similar Hydraulic Excavator models? +

You can compare the Caterpillar 320D 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.