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Caterpillar
M318 Wheeled Excavator
Engine Power – ISO 14396
174 HP
129 kW
Operating Weight Maximum
43980 lb
19950 kg
Maximum Travel Speed
21.7 mile/h
35 km/h
Overview
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.
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Exterior
360° Exterior view. Double click on the image to zoom in on any area of the product.
Interior
360° Interior view. Double click on the image to zoom in on any area of the product.
Features
HIGH PERFORMANCE WITH LOWER FUEL CONSUMPTION
WORK IN COMFORT
LOWER MAINTENANCE COSTS
SIMPLE TO OPERATE
Safety
Boost Efficiency and Productivity with Integrated Cat Technologies
SUSTAINABILITY
Details
Specifications
Engine
| Spec | Value |
|---|---|
| Engine Power – ISO 14396 | 174 HP 129 kW |
| Engine Power – ISO 14396 (DIN) | 176 hp (metric) 176 hp (metric) |
| Engine Model | C4.4 C4.4 |
| Net Power – ISO 9249 | 171 HP 128 kW |
| Net Power – ISO 9249 (DIN) | 174 hp (metric) 174 hp (metric) |
| Bore | 4 in 105 mm |
| Displacement | 285.5 in³ 4.4 l |
| Stroke | 5 in 127 mm |
| Biodiesel Capability | Up to B20¹ Up to B20¹ |
| Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards. Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 emission standards. |
| 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 standard in effect at the time of manufacture. 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 standard in effect at the time of manufacture. |
| 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 (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations“ (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. 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 (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels.Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations“ (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer).** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. |
Hydraulic System
| Spec | Value |
|---|---|
| Main System – Maximum Flow – Implement | 67 gal/min 254 l/min |
| Maximum Pressure – Equipment | 5366 psi 37000 kPa |
| Maximum Pressure – Swing | 5149 gal/min 35500 kPa |
| Maximum Pressure – Travel | 5076 gal/min 35000 kPa |
Machine Weight
| Spec | Value |
|---|---|
| Operating Weight Maximum | 43980 lb 19950 kg |
| Operating Weight Minimum | 38580 lb 17500 kg |
| Note (1) | Operating weight includes full fuel tank, operator, bucket 610 kg (1,340 lb), and dual pneumatic tires. Weight varies depending on configuration. 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. Typical configurations include 2500 mm (8'2") medium stick and 3700 kg (8,157 lb) counterweight. |
Service Refill Capacities
| Spec | Value |
|---|---|
| Cooling System | 8.5 gal (US) 32 l |
| Diesel Exhaust Fluid (DEF) | 5.3 gal (US) 20 l |
| Hydraulic System – Including Tank | 68.7 gal (US) 260 l |
| Hydraulic Tank | 31.7 gal (US) 120 l |
| Final Drive | 0.7 gal (US) 2.5 l |
| Fuel Tank | 92.5 gal (US) 350 l |
Service Refill
| Spec | Value |
|---|---|
| Engine Oil | 2.9 gal (US) 11 l |
Dimensions
| Spec | Value |
|---|---|
| Boom | 5205 mm (17'1") 5205 mm (17'1") |
| Bucket | 0.91 m³ GD (1.19 yd³) 0.91 m³ GD (1.19 yd³) |
| Stick | 2.5 m (8' 2") 2.5 m (8' 2") |
| Shipping Height – Top of Cab | 11 ft 3360 mm |
| Shipping Length | 27.8 ft 8470 mm |
| Counterweight Clearance | 4.3 ft 1301 mm |
| Ground Clearance | 1.1 ft 325 mm |
| Support Point | 11.5 ft 3520 mm |
| Tail Swing Radius | 7.7 ft 2350 mm |
| Wheel Base | 8.9 ft 2700 mm |
Working Ranges and Forces
| Spec | Value |
|---|---|
| Boom Type | VA Boom VA Boom |
| Bucket | 0.91 m³ GD (1.19 yd³) 0.91 m³ GD (1.19 yd³) |
| Digging Height | 19.3 ft 5890 mm |
| Stick | 2.5 m (8' 2") 2.5 m (8' 2") |
| Reach at Ground Level | 30.2 ft 9210 mm |
| Vertical Wall Digging Depth | 15.1 ft 4600 mm |
| 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 of 1378 mm (4'6"). 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 of 1378 mm (4'6"). |
| Bucket Forces (ISO) | 26752 lbf 119 kN |
| Stick Forces (ISO) | 16861 lbf 75 kN |
| Cutting Height | 33.7 ft 10260 mm |
Swing Mechanism
| Spec | Value |
|---|---|
| Maximum Swing Speed | 32560 ft·lbf 44 kN·m |
| Swing Speed | 9.4 r/min 9.4 r/min |
Drive
| Spec | Value |
|---|---|
| Maximum Travel Speed | 21.7 mile/h 35 km/h |
Air Conditioning System
| Spec | Value |
|---|---|
| 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. 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. |
Sustainability
| Spec | Value |
|---|---|
| Recyclability | 92% 92% |
Standard Equipment
NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
CAB
- ROPS, sound suppression
- High-resolution 254 mm (10 in) LCD touchscreen monitor
CAT TECHNOLOGY
- VisionLink
- Remote Flash
- Remote Troubleshoot
ENGINE
- 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
ELECTRICAL SYSTEM
- LED lights on boom and cab
- Roading and indicator lights, front and rear
- Maintenance free batteries
- Centralized electrical disconnect switch
HYDRAULIC SYSTEM
- Automatic swing brake
- Auto hydraulic oil warmup
- Electronic main control valve
- Boom and stick drift reduction valves
SAFETY AND SECURITY
- 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
SERVICE AND MAINTENANCE
- Sampling ports for Scheduled Oil Sampling (S-O-S)
- Ground-level and platform-level engine oil dipsticks
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
- 2500 mm (8’2″) stick
- 2900 mm (9’6″) stick
CAB
- Deluxe cab
- Premium cab
- Auxiliary relay
CAT TECHNOLOGY
- 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
ELECTRICAL SYSTEM
- LED lights on chassis (left-hand, right-hand) and counterweight
- Electrical refueling pump
HYDRAULIC SYSTEM
- 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
SAFETY AND SECURITY
- 360° visibility
- Rotating beacon
- Inspection lighting
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
- 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
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