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Caterpillar M318D Wheel Excavator
Caterpillar M318D Wheel ExcavatorIncreased lifting capacity, improved cycle times and ease of operation lead to increased productivity and lower operating costs. |  |  |
 | Overview & Specifications | |  | Features & Benefits | | | Standard Equipment | | | Optional Equipment | | | Work Tools & Attachments | ||
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| Engine | |
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| Engine Model | Cat® C6.6 ACERT™ |
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| Net Power | 166 hp / 124 kW |
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| Gross Power | 174 hp / 130 kW |
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| ISO 9249 | 166 hp / 124 kW |
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| EEC 80/1269 | 166 hp / 124 kW |
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| Bore | 4.13 in / 105 mm |
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| Stroke | 5 in / 127 mm |
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| Displacement | 403 in3 / 6.6 L |
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| Cylinders | 6 |
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| Maximum Torque at 1400 rpm | 596 lb ft / 805 N·m |
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| Transmission | |
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| Maximum Travel Speed | 23 mph / 37 km/h |
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| 1st Gear, Forward/Reverse | 5 mph / 8 km/h |
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| 2nd Gear, Forward/Reverse | 23 mph / 37 km/h |
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| Creeper Speed (1st Gear) | 2 mph / 3 km/h |
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| Creeper Speed (2nd Gear) | 8 mph / 13 km/h |
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| Drawbar Pull | 22300 lb / 99 kN |
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| Maximum Gradeability | 61 % |
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| Operating Specifications | |
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| Max. Reach at Ground Level | 31.5 ft / 9600 mm |
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| Max Digging Depth, One Piece Boom | 20.67 ft / 6300 mm |
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| Swing Mechanism | |
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| Swing Speed | 10.5 RPM / 10.5 RPM |
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| Swing Torque | 33928 lb ft / 46 kN·m |
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| Service Refill Capacities | |
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| Hydraulic Tank | 45 gal / 170 L |
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| Hydraulic System (including tank) | 71 gal / 270 L |
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| Fuel Tank Capacity | 102 gal / 385 L |
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| Cooling | 8.5 gal / 32 L |
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| Engine Crankcase | 4 gal / 15 L |
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| Rear Axle Housing (Differential) | 3.7 gal / 14 L |
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| Front Steering Axle (Differential) | 2.8 gal / 10.5 L |
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| Final Drive | .7 gal / 2.5 L |
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| Powershift Transmission | .7 gal / 2.5 L |
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| Hydraulic System | |
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| heavy lift | 5439 psi / 37500 kPa |
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| Travel circuit | 5076 psi / 35000 kPa |
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| high pressure | 5076 psi / 35000 kPa |
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| normal | 5076 psi / 35000 kPa |
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| medium pressure | 2683 psi / 18500 kPa |
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| Swing mechanism | 4496 psi / 31000 kPa |
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| Implement/travel circuit | 77 gal/min / 290 L/min |
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| Swing mechanism | 30 gal/min / 112 L/min |
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| high pressure | 55 gal/min / 250 L/min |
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| medium pressure | 13 gal/min / 50 L/min |
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| Weights | |
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| Operating Weight | 18 200 kg (40,124 lb) to 20 100 kg (44,313 lb) |
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| Rear dozer only | 39240 lb / 17800 kg |
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| Rear dozer, front outriggers | 41780 lb / 18950 kg |
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| Front and rear outriggers | 42219 lb / 19150 kg |
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| Rear dozer only | 38030 lb / 17250 kg |
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| Rear dozer, front outriggers | 40570 lb / 18400 kg |
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| Dozer Blade | 1700 lb / 740 kg |
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| Outriggers | 2270 lb / 1030 kg |
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| Counterweight | 8810 lb / 4000 kg |
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| 2.2 m (7'3") stick | 1213 lb / 550 kg |
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| 2.5 m (8'3") stick | 1279 lb / 580 kg |
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| 2.8 m (9'3") stick | 1323 lb / 600 kg |
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| 3.3 m (10'10") Industrial stick | 1146 lb / 520 kg |
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| Undercarriage | |
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| Ground Clearance | 15 in / 370 mm |
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| Maximum Steering Angle +/- | 35 Degrees / 35 Degrees |
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| Oscillating Axle Angle +/- | 9 Degrees / 9 Degrees |
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| Minimum Turning Radius (Outside of tire) | 21 ft / 6.4 m |
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| Minimum Turning Radius (End of VA boom) | 23 ft / 7 m |
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| Minimum Turning Radius (End of One-piece boom) | 27 ft / 8.3 m |
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| Minimum Turning Radius (Outside of tire) | 21 ft / 6.5 m |
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| Minimum Turning Radius (End of VA boom) | 23 ft / 7.1 m |
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| Minimum Turning Radius (End of One-piece boom) | 28 ft / 8.5 m |
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