918M Compact Wheel Loader

The Cat® 918M Wheel Loader sets the standard for productivity and features the optimized Z-bar Loader Linkgage to handle loads with precise control, all around visibility from the comfort of the heated, air suspension seat inside the cab, as well as the standard fuel savings Eco Mode. The intuitive controls and compact size of this machine make it quick and easy to operate in tight spaces. Indispensible to any jobsite, the 918M is a powerful fuel efficient machine giving you the best value in its size class.


Maximum Gross Power 117HP
Net Power 113HP
Bore 4.13in
Stroke 5in
Displacement 268in³
Rated Net Power - Rated Engine Speed 2200r/min
Maximum Gross Power - Maximum Engine Speed 2350r/min
Rated Net Power - SAE J1349 112HP
Engine Model Cat® C4.4
Maximum Gross Torque - ISO 14396 369ft·lbf
Rated Net Power - ISO 9249 113HP
Note Net power advertised is the power available at the flywheel plus front drive implement pump when the engine is equipped with fan, air cleaner, muffler and alternator.
Maximum Gross Power - DIN ISO 14396 117HP
Maximum Gross Torque - SAE J1995 372ft·lbf
Rated Net Power - DIN ISO 14396 114HP
Emissions Engine meets U.S. EPA Tier 4 Final/EU Stage IV emission standards.
Maximum Gross Power - ISO 14396 115HP
Maximum Gross Power - SAE J1995 117HP


Operating Weight 21082lb


Bucket Capacities 1.3-1.9 m³ (1.7-2.5 yd³)
Bucket Capacities - General Purpose 1.3-1.9 m³ (1.7-2.5 yd³)

Service Refill Capacities

Transmission 0.9gal (US)
Cooling System 5.7gal (US)
Fuel Tank 40.7gal (US)
Hydraulic System - Including Tank 25.9gal (US)
Engine Crankcase 2.3gal (US)
Diesel Exhaust Fluid (DEF) Tank 5gal (US)
Axles - Front 4.5gal (US)
Axles - Rear 4.5gal (US)
Hydraulic Tank 14.5gal (US)
Note DEF used in Cat Selective Catalyst Reduction (SCR) systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1.


ROPS SAE J1040 MAY94, ISO 3471-1994
FOPS SAE J/ISO 3449 APR98, Level II, ISO 3449:2005 Level II
Note (2) The declared dynamic operator sound pressure levels per ISO 6396:2008*, when properly installed and maintained, is 77 dB(A).
Note (3) The labelled sound power level for the CE marked configurations when measured according to the test procedure and conditions specified in 2000/14/EC is 103 dB(A).
Note (4) *The measurements were conducted with the cab doors and windows closed.
Note (1) Cab and Rollover Protective Structures (ROPS) are standard in North America and Europe.

Operating Specifications

Rated Bucket Capacity 2.5yd³

Engine - Tier 4 Final/Stage IV

Maximum Net Torque - ISO 9249 365ft·lbf
Maximum Net Torque - SAE J1349 361ft·lbf

Loader Hydraulic System

Maximum Flow - Implement Pump - 3rd Function, Maximum Flow, High 40gal/min
Hydraulic Cycle Time - Float Down, Maximum Lift to Ground Level 2.7s
Hydraulic Cycle Time - Rackback 2.2s
Note All cycle times listed are with cylinder snubbing turned off.
Relief Pressure - Tilt Cylinder 4641psi
Maximum Flow - Implement Pump - 4rd Function, Maximum Flow 25gal/min
Hydraulic Cycle Time - Dump, at Maximum Reach 1.8s
Relief Pressure - Tilt Cylinder - 4th Function Relief Pressure 4641psi
Hydraulic Cycle Time - Total Cycle Time 11.5s
Maximum Flow - Implement Pump - 3rd Function, Maximum Flow, Standard 25gal/min
Maximum Working Pressure - Implement Pump 4061psi
Hydraulic Cycle Time - Raise, Ground Level to Maximum Lift 4.8s
Maximum Flow - Implement Pump 43.6gal/min


Note (3) Caterpillar recommends that you consult a tire supplier to evaluate all conditions before selecting a tire model.
Standard Size 17.5 R25 XTLA L2
Other Choices Include 17.5-25 12PR L2; 17.5-R25 XHA L3; 17.5-R25 L2/L3, 3PC Rim; 17.5-25 16PR L3, 3PC Rim; 17.5-25 GY L2/L3; 17.5-25 12PR L2, SNOW; 20.5 R25 L2 Snow, 3PC Rim; 20.5 R25 XHA-2 L3, 3PC Rim; 20.5-25 12PR; Solid Tires
Note (2) In certain applications, the loader's productive capabilities may exceed the tire's tonnes-km/h (ton-mph) capabilities.
Note (1) Other tire choices are available. Contact your Cat dealer for details.

Tire Option - 20.5 R25 XHA2

Turning Radius: Outside of Tires +18 mm (+1 in)
Vertical Heights +50 mm (+2 in)
Tipping Load - Straight +366 kg (+807 lb)
Operating Weight +516 kg (+1,138 lb)
Note This chart represents the change with tire option as compared to standard XTLA tire.
Width: Over Tires +87 mm (+4 in)
Tipping Load - Full Turn +317 kg (+699 lb)
Reach: Bucket at 45° –75 mm (–3 in)


Note *Creeper Control allows speed control from a stand still up to 10 km/h (6.3 mph). The Creeper Control will only work in Range 1.
Forward and Reverse - Low Range, Speed Range 1* 6.3mile/h
Forward and Reverse - High Range 25mile/h
Forward and Reverse - Low Range, Speed Range 2 12.5mile/h


Steering Cycle Times - Full Left to Full Right - At 2,350 rpm: 90 rpm Steering Wheel Speed 2.3s
Number of Steering Wheel Turns - Full Left to Full Right or Full Right to Full Left 3.4turns
Maximum Working Pressure - Steering Pump 3190psi
Maximum Flow - Steering Pump 21.7gal/min
Steering Articulation Angle - Each Direction 40°

Tire Option - 17.5X25 SOLID

Turning Radius: Outside of Tires –11 mm (–0.4 in)
Reach: Bucket at 45° –9 mm (–0.4 in)
Operating Weight +1576 kg (+3,474 lb)
Tipping Load - Straight +957 kg (+2,110 lb)
Vertical Heights +37 mm (+1.5 in)
Note This chart represents the change with tire option as compared to standard XTLA tire.
Width: Over Tires –25 mm (–1 in)
Tipping Load - Full Turn +827 kg (+1,823 lb)


Rear Oscillating ±11 degrees; Locking differential (standard)
Front Fixed; Locking differential (standard)

Tire Option - 17.5-25 L2 SGL

Turning Radius: Outside of Tires +7 mm (+0.3 in)
Operating Weight –92 kg (–203 lb)
Width: Over Tires +13 mm (+0.5 in)
Vertical Heights –5 mm (–0.2 in)
Tipping Load - Full Turn –49 kg (–108 lb)
Reach: Bucket at 45° –7 mm (–0.3 in)
Tipping Load - Straight –57 kg (–126 lb)
Note This chart represents the change with tire option as compared to standard XTLA tire.

Standard Equipment

  • Power Train
    • Cat® C4.4 engine:
      • Common rail fuel injection
      • U.S. EPA Tier 4 Final/EU Stage IV
    • Caterpillar NOx reduction system
    • Fuel: Ultra Low Sulphur Diesel @ <15 ppm EPA/<10 ppm EU
    • Engine oil: CJ-4
    • Electric fuel pump with 4 micron filtration
    • S·O·SSM port, transmission oil
    • Hydrostatic transmission, 20 km/h (12.5 mph)
    • Lube for life universal joints
    • Forward – Neutral – Reverse on joystick
    • 100% locking differentials
    • Air cleaner, radial seal, dual filters
    • Cooling fan, on demand
    • Tires 17.5-25 12PR
    • Integrated cyclone precleaner
  • Loader End
    • Parallel lift, optimized Z-bar loader
  • Regional Standards (as Required)
    • Back-up alarm
    • Chocks, bucket tooth or edge
    • Decals, roading speed
    • Beacon
    • Reflectors, roading
    • Camera, rearview
  • Hydraulics
    • Two valve, single lever joystick
    • Diagnostic pressure taps
    • S·O·S port, hydraulic oil
    • Variable displacement piston pump
    • Cylinder damping at kickout and end stops
  • Electrical
    • 150 amp alternator
    • Single 850 CCA maintenance free battery
    • Roading lights
    • Battery disconnect switch
  • Fluids
    • Extended life coolant antifreeze, protected to –36° C (–33° F)
    • Cat Advanced HYDO 10 Hydraulic Oil
  • Chassis
    • Front and rear fenders
    • Lockable engine enclosure
    • Recovery hitch
    • Vandalism protection – locked service points
  • Operator Environment
    • ROPS/FOPS cab, pressurised and sound suppressed
    • Implement Lockout
    • Electro-hydraulic implement controls
    • Gauges:
      • Engine coolant temperature
      • Hydraulic oil temperature
      • Fuel level
      • Speedometer
      • Digital hour meter
      • DEF Level Indicator
    • Warning system indicators:
      • Brake charge pressure low
      • Engine malfunction
      • Park brake applied
      • Electrical system voltage flow
      • Hydraulic oil filter bypass
      • Action indicator
      • Emission Malfunction
      • Air Filter Restriction
    • Seat:
      • Fabric or vinyl
      • Adjustable height, backrest, armrest
    • Heater/defroster
    • Tinted front glass, laminated
    • Adjustable steering column
    • Rear window defrost
    • Lockable storage box
    • Internal 12V power source
    • External 12V power source

Optional Equipment

  • Power Train
    • Secondary steering
    • Sound Suppression, EU Prep Package
    • Extreme temperature engine coolant
    • High Speed Option 40 km/h (25 mph)
    • 918M tire options:
      • 17.5-25 12PR L2
      • 17.5-R25 XHA * L3
      • 17.5-R25 * L2/L3 PC RM
      • 17.5-25 16PR L3, 3PC Rim
      • 17.5-25 GY L2/L3
      • 17.5-25 12PR L2, SNOW
      • Flexport
  • Loader End
    • Integrated tool carrier coupler
    • Wide (ISO) coupler
  • Hydraulics
    • Three valve, single lever joystick
    • Four valve, single lever joystick
    • High flow, third valve
  • Electrical
    • Halogen lights, front and rear
    • LED work lights, front and rear
    • Heavy duty battery package
    • Work tool wiring harness
  • Fluids
    • Biodegradable hydraulic oil
  • Chassis
    • Lockable toolbox
    • Fenders, mud flaps
  • Operator Environment
    • ROPS/FOPS Canopy or Cab
    • Premium Heated, Air Suspension Seat
    • Heater and Air Conditioner
    • Feature Package: Road/Load/Road & Load. Dependent on package selection, features included are:
      • Ride Control
      • Adjustable Ground Speed Control
      • Implement Modulation
      • Hystat Aggressiveness
      • Throttle Lock and Adjust
      • Adjustable Rimpull
      • Automatic Loader lift and bucket kickouts adjustable in cab
    • Cat radio (Bluetooth)
    • Rear blind
    • Security system
    • Retractable seat belt 75 mm (3")
    • Rearview camera and screen (standard in EU)
    • Product Link