M318 Wheeled Excavator

M318 Wheeled Excavator

The Cat® M318 Wheeled Excavator provides top performance with 14 percent more swing torque and features unmatched versatility with full tiltrotator integration and advanced hydraulics. Save time and money with up to 10 percent overall savings in maintenance costs, longer service intervals, and 100 percent daily ground level maintenance. The M318 gives you the power to work longer while keeping money in your pocket.

  • Engine Power - ISO 14396 174 hp

  • Operating Weight Maximum 43980 lb

  • Maximum Travel Speed 21.7 mile/h

  • Engine Power - ISO 14396 (DIN) 176 hp (metric)

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Product Specifications

Specifications

Engine

  • Biodiesel Capability Up to B20¹

  • Bore 4in

  • Displacement 285.5in³

  • Emissions Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards.

  • Engine Model C4.4

  • Engine Power - ISO 14396 174hp

  • Engine Power - ISO 14396 (DIN) 176hp (metric)

  • Net Power - ISO 9249 171hp

  • Net Power - ISO 9249 (DIN) 174hp (metric)

  • Note (1) Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, CEM exhaust gas aftertreatment, alternator, and cooling fan with engine speed at 2,200 rpm. Advertised power is tested per the specified standar

  • Note (2) ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO

  • Stroke 5in

Machine Weight

  • Note (1) Operating weight includes full fuel tank, operator, bucket 610 kg (1,340 lb), and dual pneumatic tires. Weight varies depending on configuration.

  • Note (2) Typical configurations include 2500 mm (8'2") medium stick and 3700 kg (8,157 lb) counterweight.

  • Operating Weight Maximum 43980lb

  • Operating Weight Minimum 38580lb

Drive

  • Maximum Travel Speed 21.7mile/h

Hydraulic System

  • Main System - Maximum Flow - Implement 67gal/min

  • Maximum Pressure - Equipment 5366psi

  • Maximum Pressure - Swing 5149gal/min

  • Maximum Pressure - Travel 5076gal/min

Service Refill Capacities

  • Cooling System 8.5gal (US)

  • Diesel Exhaust Fluid (DEF) 5.3gal (US)

  • Final Drive 0.7gal (US)

  • Fuel Tank 92.5gal (US)

  • Hydraulic System - Including Tank 68.7gal (US)

  • Hydraulic Tank 31.7gal (US)

Dimensions

  • Boom 5205 mm (17'1")

  • Bucket 0.91 m³ GD (1.19 yd³)

  • Counterweight Clearance 4.3ft

  • Ground Clearance 1.1ft

  • Shipping Height - Top of Cab 11ft

  • Shipping Length 27.8ft

  • Stick 2.5 m (8' 2")

  • Support Point 11.5ft

  • Tail Swing Radius 7.7ft

  • Wheel Base 8.9ft

Working Ranges and Forces

  • Boom Type VA Boom

  • Bucket 0.91 m³ GD (1.19 yd³)

  • Bucket Forces (ISO) 26752lbf

  • Cutting Height 33.7ft

  • Digging Height 19.3ft

  • Note (1) Range values are with dual pneumatic tires (10.00-20). Range values are calculated with a GD bucket (CW) and CW-30 quick coupler with a tip radius of 1484 mm (4'10"). Force values are calculated with heavy lift on, a GD bucket (pin-on), and a tip radius o

  • Reach at Ground Level 30.2ft

  • Stick 2.5 m (8' 2")

  • Stick Forces (ISO) 16861lbf

  • Vertical Wall Digging Depth 15.1ft

Swing Mechanism

  • Maximum Swing Speed 32560ft·lbf

  • Swing Speed 9.4r/min

Service Refill

  • Engine Oil 2.9gal (US)

Sustainability

  • Recyclability 92%

Air Conditioning System

  • Note The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 0.85 kg of refrigerant which has a CO2 equivalent of 1.216 metric tonnes.

Features

Equipment

Standard Equipment

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

  • ROPS, sound suppression

  • High-resolution 254 mm (10 in) LCD touchscreen monitor

  • VisionLink

  • Remote Flash

  • Remote Troubleshoot

  • Power mode selector

  • One-touch low idle with auto engine speed control

  • Auto Engine Idle Shutdown

  • 52° C (125° F) high-ambient cooling capacity

  • Cold start capability -18° C (0° F)

  • Double element air filter with integrated precleaner

  • Electric priming pump

  • LED lights on boom and cab

  • Roading and indicator lights, front and rear

  • Maintenance free batteries

  • Centralized electrical disconnect switch

  • Automatic swing brake

  • Auto hydraulic oil warmup

  • Electronic main control valve

  • Boom and stick drift reduction valves

  • Rearview and right-side view cameras

  • Wide angle mirrors

  • Ground level engine shutoff switch

  • Anti-skid plate

  • Signaling/warning horn

  • Integrated vehicle health management system

  • Sampling ports for Scheduled Oil Sampling (S-O-S)

  • Ground-level and platform-level engine oil dipsticks

  • Automatic brake/axle lock

  • All-wheel drive

Optional Equipment

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

  • 5100 mm (16'9") One-piece boom

  • 5205 mm (17'1") variable adjustable boom

  • 2200 mm (7'3") stick

  • 2500 mm (8'2") stick

  • 2900 mm (9'6") stick

  • Deluxe cab

  • Premium cab

  • Auxiliary relay

  • Cat Grade Connectivity

  • Cat Grade 2D

  • Cat Grade with Attachment Ready Option (ARO)

  • Cat Grade 3D dual GNSS

  • Laser catcher

  • Grade Assist

  • Cat Payload

  • Cat Tilt Rotator (TRS) Integration

  • LED lights on chassis (left-hand, right-hand) and counterweight

  • Electrical refueling pump

  • Boom/stick lowering check valves

  • SmartBoom

  • Ride control

  • Cat TRS support

  • Joystick steering

  • Slider joysticks (2 types)

  • Combined flow/high-pressure auxiliary circuit

  • Quick coupler circuit

  • 360° visibility

  • Rotating beacon

  • Inspection lighting

  • Automatic lubrication system for implement and swing system

  • 10.00-20 16 PR, dual tires

  • 315/70R22.5, no gap dual tires

  • 445/70R 19.5, single tires

  • 300-80-22.5 dual pneumatic, spacerless tires

  • 3700 kg (8,157 lb) counterweight

  • 4200 kg (9,259 lb) counterweight