Caterpillar · Mobile Excavator

Caterpillar M320 Mobile Excavator Specs

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Overview

The Caterpillar M320 Mobile Excavator is a mobile 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 139 hp, working depth of 17.03 ft, reach of 29.70 ft, travel speed of 12.4 mph, fuel capacity of 97.8 gal and hydraulic capacity of 79.3 gal. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Caterpillar M320 Mobile Excavator against similar mobile excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Gross Power
139
hp

Max Digging Depth
17.03
ft

Overall Width
9.03
ft

Full Specifications

50 specs

Dimensions

Ground Clearance 1.19 ft / 0.36 m

Height to Top of Cab 10.32 ft / 3.15 m

Max Cutting Height 28.29 ft / 8.62 m

Max Digging Depth 17.03 ft / 5.19 m

Max Loading Height 19.89 ft / 6.06 m

Max Reach Along Ground 29.70 ft / 9.05 m

Max Vertical Wall Dig Depth 8.08 ft / 2.46 m

Maximum Flow 29.59 gal/min / 112.0 L/min

Overall Width 9.03 ft / 2.75 m

Overall Width - Outriggers Down 12.80 ft / 3.90 m

Upper Structure Clearance 4.30 ft / 1.31 m

Wheelbase 9.03 ft / 2.75 m

boom w/ stick 1900mm 2

boom w/ stick 2500mm 3

boom w/ stick 2900mm 4

Engine

Creeper Speed - 1st Gear 1.80

Displacement 403 cu in / 6.6 L

Engine Model 3116T

Flywheel Power 130 hp / 96.9 kW

Fuel Capacity 97.80 gal / 370.2 L

Fuel Tank 97.80 gal / 370.2 L

Fuel Tank Capacity 98 gal / 371.0 L

Gross Power 139 hp / 103.7 kW

Hydraulic Pump Flow Capacity 114.20 gal/min / 432.3 L/min

Hydraulic System Fluid Capacity 79.30 gal / 300.2 L

Hydraulic System Relief Valve Pressure 4,785 psi / 329.9 bar

Hydraulic Tank 54.20 gal / 205.2 L

Maximum Bucket Capacity 1.80 yd³ / 1.38 m³

Maximum Gradeability 57 %

Travel Speed 12.40 mph / 20.0 km/h

Hydraulics

Implement/Travel Circuit 84.54 gal/min / 320.0 L/min

Normal 4,779 psi / 329.5 bar

Travel Circuit 4,779 psi / 329.5 bar

Other

Bucket Digging Force - One Piece Boom 28,575 lb / 12,961 kg

Bucket Digging Force - Va Boom 28,575 lb / 12,961 kg

Maximum Digging Depth - One Piece Boom 20.30 ft / 6.19 m

Maximum Digging Depth - Va Boom 20.90 ft / 6.37 m

Maximum Reach - Ground Level 32.50 ft / 9.91 m

Maximum Reach - Ground Level, One Piece Boom 32.50 ft / 9.91 m

Maximum Reach - Ground Level, Va Boom 31.80 ft / 9.69 m

Stick Digging Force - One Piece Boom 20,250 lb / 9,185 kg

Stick Digging Force - Va Boom 20,250 lb / 9,185 kg

Cooling 9.30

Engine Crankcase 5.60 gal / 21.2 L

Front Steering Axle - Differential 3 lb / 1 kg

Hydraulic System - Including Tank 79.30 gal / 300.2 L

Maximum Travel Speed 12.40 mph / 20.0 km/h

Powershift Transmission 0.80

Rear Axle - Housing (Differential) 3 lb / 1 kg

Undercarriage

Max Travel Speed 12.50 mph / 20.1 km/h

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Frequently Asked Questions

How powerful is the Caterpillar M320 Mobile Excavator engine? +

The Caterpillar M320 Mobile Excavator produces 139 hp (103.7 kW) of engine power. This output is typical for its weight class and designed to handle demanding Mobile Excavator work cycles efficiently.

What is the maximum digging depth of the Caterpillar M320 Mobile Excavator? +

The Caterpillar M320 Mobile Excavator has a maximum digging depth of 17.03 ft (5.19 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Caterpillar M320 Mobile Excavator? +

The Caterpillar M320 Mobile Excavator has a maximum reach along the ground of 29.70 ft (9.05 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Caterpillar M320 Mobile Excavator? +

The Caterpillar M320 Mobile Excavator has a maximum travel speed of 12.4 mph (20.0 km/h), enabling efficient movement between work areas on the job site.

How does the Caterpillar M320 Mobile Excavator compare to similar Mobile Excavator models? +

You can compare the Caterpillar M320 Mobile Excavator 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.