New Cat® M318 Wheel Excavator | Tractor & Equipment Co.

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The Cat® M318 Wheel Excavator helps provide top performance with high swing torque, featuring versatility with Cat tiltrotator (TRS) integration and advanced hydraulics. Long service intervals and 100 percent daily ground level check, help save time and money with less maintenance costs. The M318 helps give you the power to work long while keeping money in your pocket.

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Specifications

Engine

Engine Power - ISO 14396: 174hp
Engine Power - ISO 14396 (DIN): 176hp (metric)
Engine Model: Cat® C4.4
Net Power - ISO 9249: 171hp
Net Power - ISO 9249 (DIN): 174hp (metric)
Bore: 4.1in
Stroke: 5in
Displacement: 268.5in³
Biodiesel Capability: Up to B20¹
Emissions: Meets U.S. EPA Tier 4 Final, EU Stage V, and Korea Stage V emission standards.
Note (1): Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, Clean Emission Module (CEM) exhaust gas aftertreatment, alternator, and cooling fan with engine speed at 2,200 rpm. Advertised power is tested p
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

Machine Weight

Operating Weight Maximum: 43980lb
Operating Weight Minimum: 37700lb
Note (1): Operating weight includes full fuel tank, operator, bucket 610 kg (1,340 lb), and dual pneumatic tires. Weight varies depending on configuration. Typical configurations include 2.5 m (8' 2") medium stick and 3700 kg (8,157 lb) counterweight.

Drive

Maximum Travel Speed: 21.7mile/h

Hydraulic System

Main System - Maximum Flow - Implement: 67gal/min
Maximum Pressure - Implement Circuit - Normal: 5076psi
Maximum Pressure - Implement Circuit - Heavy Lift: 5366psi
Maximum Pressure - Implement Circuit - Travel Circuit: 5076psi

Swing Mechanism

Maximum Swing Speed*: 9.4r/min
Maximum Swing Torque: 34739lbf·ft
Note (1): *For CE-marked machine default value may be set lower.

Service Refill Capacities

Fuel Tank: 92.5gal (US)
Diesel Exhaust Fluid (DEF): 5.3gal (US)
Cooling System: 8.5gal (US)
Hydraulic Tank: 31.7gal (US)
Hydraulic System - Including Tank: 68.7gal (US)

Dimensions

Boom: Variable Adjustable Boom 5.2 m (17'1")
Stick: 2.5 m (8' 2")
Bucket: GD 0.91 m³ (1.19 yd³)
Shipping Height - Top of Cab: 11ft
Shipping Length: 27.4ft
Support Point: 10.1ft
Tail Swing Radius: 7.7ft
Counterweight Clearance: 4.3ft
Ground Clearance: 1.1ft
Undercarriage Length: 16.6ft
Wheel Base: 8.9ft

Working Ranges and Forces

Boom: Variable Adjustable Boom 5.2 m (17'1")
Stick: 2.5 m (8' 2")
Bucket: GD 0.91 m³ (1.19 yd³)
Maximum Cutting Height: 33.7ft
Maximum Loading Height: 24ft
Maximum Digging Depth: 19.3ft
Maximum Vertical Wall Digging Depth: 15.1ft
Maximum Reach at Ground Line: 30.2ft
Stick Forces (ISO): 16861lbf
Bucket Forces (ISO): 26752lbf
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

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 (1.9 lb) of refrigerant which has a CO2 equivalent of 1.216 metric tonnes (1.340 tons).

Sustainability

Recyclability: 92%

Standard/Optional Features

Standard Equipment:

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Cab
- Sound-suppressed ROPS cab
- Keyless push-to-start engine control
- Height-adjustable console, infinite with no tool
- High-resolution 254 mm (10 in) LCD touchscreen monitor
Cat Technology
- VisionLink
- Remote Flash and Remote Troubleshoot
Engine
- Power mode selector
- One-touch low idle with automatic engine speed control
- Automatic Engine Idle Shutdown
- 52°C (125°F) high-ambient cooling capacity
- Cold start capability -18°C (0°F)
- Double element air filter with integrated pre-cleaner
Electrical System
- Programmable time-delay LED working lights
- Roading and indicator lights, front and rear
- Maintenance free batteries
- Centralized electrical disconnect switch
Hydraulic System
- Automatic hydraulic oil warmup
- Heavy lift mode
- Boom, stick, and bucket drift reduction valves
Safety And Security
- Rear and right-side view cameras
- Wide angle mirrors
- Lockable disconnect switch
- Anti-skid plate and countersunk bolts on service platform
- Signal/warning horn
Service And Maintenance
- Integrated vehicle health management system
- Scheduled Oil Sampling (S·O·S℠) ports
Undercarriage And Structures
- Automatic brake/axle lock
- All-wheel drive

Optional Equipment:

Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight
Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight
Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight
Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight
Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight
Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight
Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight
Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight
Note
- Standard and optional equipment may vary. Consult your Cat dealer for details.
Boom And Sticks
- 5100 mm (16'9") One-piece boom
- 5205 mm (17'1") Variable Adjustable boom
- 2200 mm (7'3") stick (All regions except N Am)
- 2500 mm (8'2") stick
- 2900 mm (9'6") stick (All regions except S Korea)
Cab
- Operator Protective Guards (OPG)
Cat Technology
- Cat Grade with 2D
- Cat Grade with 2D with Attachment Ready Option (ARO)
- Laser catcher
- Cat Grade 3D ready
- Cat Grade Connectivity
- Cat Grade with Assist
- Cat Payload
- Cat Tiltrotator (TRS) integration
Electrical System
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
Hydraulic System
- Boom/stick lowering check valves
- Bucket cylinder check valves
- One-slider joysticks
- Two-slider joysticks
- Joystick steering
Safety And Security
- 360° visibility
- Inspection lighting
- 2D E-fence
- Cab avoidance
Service And Maintenance
- Automatic lubrication system for implement and swing system
Undercarriage And Structures
- 10.00-20 16 PR, dual tires
- 315/70R22.5, no gap dual tires (All regions except N Am)
- 445/70R 19.5, single tires
- 300-80-22.5 dual pneumatic, spacerless tires (Europe only)
- 3700 kg (8,157 lb) counterweight (Europe only)
- 4200 kg (9,259 lb) counterweight

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