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Caterpillar · Hydraulic Excavator

Caterpillar 318B L Specs

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Overview
The Caterpillar 318B L 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 119 hp, operating weight of 40,521 lb, working depth of 18.41 ft, reach of 27.40 ft, travel speed of 2.9 mph and fuel capacity of 74.0 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 318B L against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
40,521
lb
Gross Power
119
hp
Max Digging Depth
18.41
ft
Full Specifications
57 specs
Dimensions
Boom/Stick Option (Hex) 1 boom w/ stick 1800mm
Ground Clearance 1.61 ft / 0.49 m
Height to Top of Cab 9.81 ft / 2.99 m
Length of Track on Ground 10.72 ft / 3.27 m
Max Cutting Height 28.19 ft / 8.59 m
Max Digging Depth 18.41 ft / 5.61 m
Max Loading Height 18.87 ft / 5.75 m
Max Reach Along Ground 27.40 ft / 8.35 m
Max Vertical Wall Dig Depth 21.07 ft / 6.42 m
Max Vertical Wall Digging Depth 12.83 ft / 3.91 m
Removal Counterweight Clearance 3 lb / 2 kg
Tail Swing Radius 8.04 ft / 2.45 m
Width To Outside Of Tracks 9.19 ft / 2.80 m
boom w/ stick 1800mm 2
boom w/ stick 2250mm 3
boom w/ stick 2700mm 4
Engine
Bore 3.70 in / 94 mm
Displacement 305 cu in / 5.0 L
Eec 80/1269 115
Engine Model 3046T
Flywheel Power 115 hp / 85.8 kW
Fuel Capacity 74 gal / 280.1 L
Fuel Tank 74 gal / 280.1 L
Gross Power 119 hp / 88.7 kW
Hydraulic Pump Flow Capacity 79.30 gal/min / 300.2 L/min
Hydraulic System Fluid Capacity 49.70 gal / 188.1 L
Hydraulic System Relief Valve Pressure 4,980 psi / 343.4 bar
Hydraulic Tank 27.70 gal / 104.9 L
Iso 9249 115
Operating Weight 40,521 lb / 18,380 kg
Operating Weight - Long Narrow Undercarriage 40,260 lb / 18,262 kg
Operating Weight - Long Undercarriage 40,540 lb / 18,389 kg
Sae J1349 115
Stroke 4.80 in / 122 mm
Travel Speed 2.90 mph / 4.7 km/h
Hydraulics
Boom Cylinder - Bore 5 in / 127 mm
Boom Cylinder - Stroke 47 in / 1,194 mm
Bucket Cylinder - Bore 4.30 in / 109 mm
Bucket Cylinder - Stroke 41 in / 1,041 mm
Engine Oil 3.40 gal / 12.9 L
Main Implement System - Maximum Flow (2x) 40 gal/min / 151.4 L/min
Maximum Pressure - Implements 4,980 psi / 343.4 bar
Maximum Pressure - Swing 3,700 psi / 255.1 bar
Maximum Pressure - Travel 4,980 psi / 343.4 bar
Pilot System - Maximum Flow 4.20 gal/min / 15.9 L/min
Pilot System - Maximum Pressure 570 psi / 39.3 bar
Stick Cylinder - Bore 5.10 in / 130 mm
Stick Cylinder - Stroke 54 in / 1,372 mm
Other
Cooling System 4.60 gal / 17.4 L
Final Drive - Each 0.7
Hydraulic System - Including Tank 49.70 gal / 188.1 L
Maximum Drawbar Pull 39,000 lb / 17,690 kg
Swing Drive - Each 0.80 deg
Undercarriage
Drawbar Pull 39,000 lb / 17,690 kg
Max Travel Speed 2.86 mph / 4.6 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 318B L? +

The Caterpillar 318B L has an operating weight of 40,521 lb (18,380 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 318B L engine? +

The Caterpillar 318B L produces 119 hp (88.7 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 318B L? +

The Caterpillar 318B L has a maximum digging depth of 18.41 ft (5.61 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Caterpillar 318B L? +

The Caterpillar 318B L has a maximum reach along the ground of 27.40 ft (8.35 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Caterpillar 318B L? +

The Caterpillar 318B L has a maximum travel speed of 2.9 mph (4.7 km/h), enabling efficient movement between work areas on the job site.

How does the Caterpillar 318B L compare to similar Hydraulic Excavator models? +

You can compare the Caterpillar 318B L 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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