Working hard has never been easier with Cat m³18 wheel excavators. Enjoy the versatility offered by integrated solutions and technologies that do repetitive tasks for you. These machines are designed to help you take on the wide variety of challenges you face every day, and at a lower cost.
Bore 105mm Displacement 4.4l Engine Model C4.4 Engine Power - ISO 14396 129kW Engine Power - Maximum Gross - ISO 14396 - Metric 131 kW (176 hp) (PS) 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. Stroke 127mmHydraulic System
Main System - Maximum Flow - Implement 254l/min Maximum Pressure - Equipment 37000kPa Maximum Pressure - Swing 35500kPa Maximum Pressure - Travel 35000kPaMachine 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 19950kg Operating Weight Minimum 17500kgService Refill
Engine Oil 11lService Refill Capacities
Cooling System 32l Diesel Exhaust Fluid (DEF) 20l Final Drive 2.5l Fuel Tank 350l Hydraulic System - Including Tank 260l Hydraulic Tank 120lDimensions
Boom 5205 mm (17'1") Bucket 0.91 m³ GD (1.19 yd³) Counterweight Clearance 1301mm Ground Clearance 325mm Shipping Height - Top of Cab 3360mm Shipping Length 8470mm Stick 2.5 m (8' 2") Support Point 3520mm Tail Swing Radius 2350mm Wheel Base 2700mmWorking Ranges and Forces
Boom Type VA Boom Bucket 0.91 m³ GD (1.19 yd³) Bucket Forces (ISO) 119kN Cutting Height 10260mm Digging Height 5890mm 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"). Reach at Ground Level 9210mm Stick 2.5 m (8' 2") Stick Forces (ISO) 75kN Vertical Wall Digging Depth 4600mmSwing Mechanism
Maximum Swing Speed 44kN·m Swing Speed 9.4r/minAir 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.Drive
Maximum Travel Speed 35km/h
How does the M318 Compare?
Excavators Cat M318Operating Weight16,900kgPower129.4kW (176hp)Width2,550mmSELECTED MODEL
Excavators Cat M315Operating Weight15,790kgPower117kW (159hp)Width2,540mm
Excavators Cat 320 GCOperating Weight20,500kgPower108kW (146.8hp)Width2,800mm