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.
| Wheel Base | 2700 mm |
|---|---|
| Ground Clearance | 325 mm |
| Stick | 2.5 m (8' 2") |
| Tail Swing Radius | 2350 mm |
| Support Point | 3520 mm |
| Counterweight Clearance | 1301 mm |
| Shipping Length | 8470 mm |
| Boom | 5205 mm (17'1") |
| Bucket | 0.91 m³ GD (1.19 yd³) |
| Shipping Height - Top of Cab | 3360 mm |
| Maximum Swing Speed | 44 kN·m |
| Swing Speed | 9.4 r/min |
| Note (1) | Meets U.S. EPA Tier 4 Final, EU Stage V, and Korea Tier 4 Final emission standards. |
| Note (2) | Net power advertised is the power available at the flywheel when engine is equipped with fan, air cleaner, CEM exhaust gas aftertreatment, alternator, and cooling fan running at intermediate speed. |
| Note (3) | Recommended for use up to 3000 m (9,843 ft) altitude with engine power derate above 3000 m (9,843 ft). |
| Note (4) | Rated speed 2,200 rpm. |
| Engine Power - ISO 14396 | 129 kW |
| Engine Power - Maximum Gross - ISO 14396 - Metric | 131 kW (176 hp) (PS) |
| Bore | 105 mm |
| Stroke | 127 mm |
| Displacement | 4.4 l |
| Engine Model | C4.4 |
| 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 Minimum | 17500 kg |
| Operating Weight Maximum | 19950 kg |
| Hydraulic Tank | 120 l |
| Fuel Tank | 350 l |
| Diesel Exhaust Fluid (DEF) | 20 l |
| Hydraulic System - Including Tank | 260 l |
| Final Drive | 2.5 l |
| Cooling System | 32 l |
| Maximum Pressure - Equipment | 37000 kPa |
| Main System - Maximum Flow - Implement | 254 l/min |
| Maximum Pressure - Travel | 35000 kPa |
| Maximum Pressure - Swing | 35500 kPa |
| Engine Oil | 11 l |
| Maximum Travel Speed | 35 km/h |
| Boom Type | VA Boom |
| Stick | 2.5 m (8' 2") |
| Bucket | 0.91 m³ GD (1.19 yd³) |
| Digging Height | 5890 mm |
| Reach at Ground Level | 9210 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"). |
| Vertical Wall Digging Depth | 4600 mm |
| Cutting Height | 10260 mm |
| Bucket Forces (ISO) | 119 kN |
| Stick Forces (ISO) | 75 kN |
| 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. |
