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Since its introduction in the 1990s, the 300 Series family of excavators has become the industry standard for production and performance. The all-new E Series and the 318E L continue that trend-setting standard.


Engine Model Cat® C4.4 ACERT™ Cat® C4.4 ACERT™ Less
Flywheel Power 119.0 hp 89.0 kW Less
Bore 4.13 in 105.0 mm Less
Stroke 5.0 in 127.0 mm Less
Displacement 1.16 gal 4.4 L Less
Net Power - ISO 14396 (imperial) 119.0 hp 89.0 kW Less
Net Power - ISO 14396 (metric) 121.0 hp 89.0 kW Less
Net Power - ISO 9249 (imperial) 113.0 hp 85.0 kW Less
Net Power - ISO 9249 (metric) 115.0 hp 85.0 kW Less
Power - ISO 14396 (imperial) 119.0 hp 89.0 kW Less
Power - ISO 14396 (metric) 121.0 hp 89.0 kW Less


Operating Weight 42329.0 lb 19200.0 kg Less
Maximum Operating Weight 42329.0 lb 19200.0 kg Less
Minimum Operating Weight 41006.0 lb 18600.0 kg Less

Swing Mechanism

Swing Torque 37394.0 lb ft 50.7 kN·m Less
Swing Speed 8.85 RPM 8.85 RPM Less


Maximum Drawbar Pull 46513.0 lb 206.9 kN Less
Maximum Travel Speed 2.4 mph 3.9 km/h Less

Hydraulic System

Maximum Pressure - Travel 5076.0 psi 35000.0 kPa Less
Maximum Pressure - Swing 3336.0 psi 23000.0 kPa Less
Pilot System - Maximum Pressure 598.0 psi 4120.0 kPa Less
Boom Cylinder - Bore 4.0 in 110.0 mm Less
Boom Cylinder - Stroke 47.0 in 1193.0 mm Less
Stick Cylinder - Bore 5.0 in 130.0 mm Less
Stick Cylinder - Stroke 52.0 in 1331.0 mm Less
Bucket Cylinder - Bore 4.0 in 110.0 mm Less
Bucket Cylinder - Stroke 41.0 in 1039.0 mm Less
Main System - Maximum Flow (Total) 2 × 150 L/min (2 × 40 gal/min) 2 × 150 L/min (2 × 40 gal/min) Less
Maximum Pressure - Equipment (Boom Up) 5076.0 psi 35000.0 kPa Less
Maximum Pressure - Equipment (Other) 4641.0 psi 32000.0 kPa Less
Pilot System - Maximum Flow 26.1 L/min (1,593 in3/min) 26.1 L/min (1,593 in3/min) Less

Service Refill Capacities

Cooling System 6.34 gal 24.0 L Less
Final Drive (each) 2.11 gal 8.0 L Less
Hydraulic System (including tank) 31.96 gal 121.0 L Less
Hydraulic Tank 28.0 gal 106.0 L Less
Engine Oil (with filter) 3.57 gal 13.5 L Less
Fuel Tank Capacity 76.61 gal 290.0 L Less
Swing Drive 2.11 gal 8.0 L Less


Operator - ISO 6396 71.0 dB(A) 71.0 dB(A) Less
Spectator - ISO 6396 101.0 dB(A) 101.0 dB(A) Less


Number of Carrier Rollers (each side) 2 pieces 2 pieces Less
Number of Shoes (each side) 45 pieces 45 pieces Less
Number of Track Rollers (each side) 7 pieces 7 pieces Less


You can count on reduced emissions, economical and reliable performance.


You can move dirt, rock, and debris with speed, precision, and efficiency.

Operator Station

Your operators will enjoy the incredibly quiet and comfortable cab.

Structures & Undercarriage

You can take on a variety of tough tasks with this built-to-last machine.

Work Tools

You can dig, hammer, rip, and cut with confidence.

Front Linkage

You’ll experience a long service life even in the harshest of conditions.

Integrated Technologies

You can make your team’s work much easier and more efficient.


You can depend on safe, fast, and easy access.


Several built-in features will help protect your people.

Complete Customer Care

Your Cat dealer will support you like no other.


Generations ahead in every way.

318E L Standard Equipment

  • Quick drains, engine and hydraulic oil
  • C4.4 diesel engine
  • Biodiesel capable
  • 2300 m (7546') altitude capability
  • Electric priming pump
  • Automatic engine speed control
  • Economy and high power modes
  • Two-speed travel
  • Side-by-side cooling system
  • Radial seal air filter
  • Primary filter with water separator and water separator indicator
  • Secondary filter
  • Screen filter in fuel line
  • Standard battery -18° C (0.4° F)

  • Regeneration circuit for boom and stick
  • Reverse swing damping valve
  • Automatic swing parking brake
  • High-performance hydraulic return filter
  • Capability of installing HP stackable valve and medium and QC valve
  • Capability of installing additional auxiliary pump and circuit

  • Seat, high-back air suspension with heater and cooling
  • Pressurized operator station with positive filtration
  • Sliding upper door window (left-hand cab door)
  • Glass-breaking safety hammer
  • Removable lower windshield with in cab storage bracket
  • Coat hook
  • Beverage holder
  • Literature holder
  • Two stereo speakers
  • Storage shelf suitable for lunch or toolbox
  • Color LCD display with indicators, filter/fluid change, and working hour information
  • Adjustable armrest
  • Height adjustable joystick consoles
  • Neutral lever (lock out) for all controls
  • Travel control pedals with removable hand levers
  • Two power outlets, 10 amp (total)
  • Laminated glass front window, 70/30 split (tempered glass for bottom front window)
  • Sunscreen
  • Seatbelt (76.2 mm [3"])
  • Cab mirror
  • Windshield wiper, with lower and washer
  • Level sensor

  • Grease Lubricated Track GLT2, resin seal
  • Towing eye on base frame swivel guard
  • Swivel guard

  • 3.4 mt (3.8 t)

  • 80 amp alternator
  • Circuit breaker
  • Capability to electrically connect a beacon

  • Halogen boom lights (left side)
  • Time delay function for boom light and cab light
  • Exterior lights integrated into storage box

  • Cat one key security system
  • Door locks
  • Cap locks on fuel and hydraulic tanks
  • Lockable external tool/storage box
  • Signaling/warning horn
  • Secondary engine shutoff switch
  • Openable roof hatch for emergency exit
  • Guard rail and handrail
  • Rearview camera
  • Travel alarm

318E L Optional Equipment

  • Cold weather battery -25° C (-13° F)
  • Air pre-filter

  • Auxiliary hydraulics
  • Boom and stick lines: - High Pressure lines - Medium Pressure lines
  • Cat quick coupler line - high-pressure capable
  • Cat Bio hydraulic oil
  • Boom lowering and stick lowering control valves

  • Left pedal
  • Ashtray

  • 500 mm (20") triple grouser shoes
  • 600 mm (24") triple grouser shoes
  • 700 mm (28") triple grouser shoes
  • Center track guiding guard
  • Full-length track guiding guard
  • Segmented (2 piece) track guiding guard
  • Guard, heavy-duty bottom

  • 5.1 m (16'9") reach boom: - 3.1 m (10'2") stick - 2.9 m (9'2") stick - 2.6 m (8'6") stick - 2.25 m (7'5") stick
  • Quick Coupler

  • HID lights, cab mounted with time delay
  • Working lights, cab mounted with time delay
  • Halogen boom light (right side)

  • FOGS, bolt-on
  • Guard, vandalism

  • Cat Grade Control Depth and Slope
  • Product Link

Optimise Jobsite Efficiency with Cat® Machine and Technology Solutions

Talk to your Cat dealer about the range of innovative machine technology and fleet management solutions including GRADE, PAYLOAD and LINK technologies. Our 3-year Equipment Protection Plan is now standard on many models* and Caterpillar is standing behind fuel efficiency with our Fuel Edge Program. Plus your Cat dealer can offer competitive finance rates with Caterpillar Financial Australia. 

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