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Caterpillar 918M Specifications

The Caterpillar 918M compact wheel loader is powered by Caterpillar C4.4 ACERT 4-cylinder turbocharged aftercooled diesel engine with a rated power of 112 hp (83 kW) at 2200 rpm. The Cat 918M is equipped with a hydrostatic transmission, power steering system, hydraulic wet disc brakes, and 17.5x25 standard tires. The hydraulic system has a pump with fluid flow rate of 25 gpm (95 lpm). The hydraulic pressure is 4060 psi (280 bar). The wheel loader has a rated operating capacity of 6785 lbs (3080 kg) and tipping load of 13570 lbs (6160 kg). The max lift height is 150.4 inches (3820 mm) to hinge pin, and boom breakout force is 20090 lbs (9110 kg).

Engine Specs

Engine Model .................... Caterpillar C4.4 ACERT
Engine Type .................... 4-Cycle vertical liquid-cooled diesel
Number of Cylinders .................... 4, in-line
Displacement, cu.in (L) .................... 268.5 (4.4)
Cylinder Bore, in (mm) .................... 4.13 (105.0)
Piston Stroke, in (mm) .................... 5.00 (127.0)
Aspiration Type .................... Turbocharged aftercooled
Rated Engine Power, Hp (kW) .................... 112.0 (83.0)
Rated Engine Speed, rpm .................... 2200
Maximum Torque, Nm (ft-lb) .................... 490 (361)
Torque Speed, rpm .................... 1400
Compression Ratio .................... 16.5:1
Firing Order .................... 1-3-4-2
Combustion System .................... Direct injection
Fuel System .................... Common rail fuel injection
Air Cleaner Type .................... Dry dual element
Lubrication System .................... Full pressure
Cooling System .................... Liquid-cooled
Emission Level .................... Tier 4 Final
Fuel Tank Capacity, gal (L) .................... 40.7 (154.0)
Oil Capacity, qts (L) .................... 9.2 (8.8)
Coolant Capacity, qts (L) .................... 22.6 (21.5)
Electrical System Rating, Volts .................... 12
Charging System .................... Alternator
Alternator Rating, Amps .................... 150

Transmission

Transmission Type .................... Hydrostatic
Number of Gears (Std) .................... 2
Number of Gears (Opt) .................... 3
Maximum Forward Speed (Std), mph (kph) .................... 12.4 (20.0)
Maximum Reverse Speed (Std), mph (kph) .................... 12.4 (20.0)
Maximum Forward Speed (Opt), mph (kph) .................... 24.9 (40.0)
Maximum Reverse Speed (Opt), mph (kph) .................... 24.9 (40.0)

Wheels and Tires

Drive System Type .................... Four-wheel drive (4WD)
Steering Configuration .................... Articulated frame
Steering System .................... Hydrostatic power
Service Brakes Type .................... Hydraulic wet disc
Front Tire Size (Std) .................... 17.5x25
Rear Tire Size (Std) .................... 17.5x25
Front Tire Size (Opt) .................... 15.5x25
Rear Tire Size (Opt) .................... 15.5x25

Hydraulic System

Hydraulic System Type .................... Closed center
Hydraulic Pump Type .................... Variable displacement, piston
Pump Flow (Std-Flow), gpm (Lpm) .................... 25.0 (95.0)
Pump Flow (High-Flow), gpm (Lpm) .................... 40.0 (150.0)
System Pressure, psi (Bar) .................... 4060 (280)
Hydraulic Tank Capacity, gal (L) .................... 14.5 (55.0)
Hydraulic System Capacity, gal (L) .................... 25.9 (98.0)

Loader Performance

Rated Operating Capacity (Straight), lbs (kg) .................... 8015 (3635)
Rated Operating Capacity (Full Turn), lbs (kg) .................... 6785 (3080)
Tipping Load (Straight), lbs (kg) .................... 16030 (7270)
Tipping Load (Full Turn), lbs (kg) .................... 13570 (6160)
Breakout Force, lbs (kg) .................... 20090 (9110)

Dimensions and Weight

Maximum Working Height, in (mm) .................... 190 (4825)
Maximum Lift Height To Hinge Pin, in (mm) .................... 150.4 (3820)
Height To Top Of Cab, in (mm) .................... 122.4 (3110)
Length With Bucket On Ground, in (mm) .................... 259.2 (6585)
Width (Tread Center), in (mm) .................... 70.8 (1800)
Width (Over Tires), in (mm) .................... 89 (2260)
Wheel Base, in (mm) .................... 106.4 (2700)
Ground Clearance, in (mm) .................... 17.3 (440)
Departure Angle, deg .................... 33
Articulation Angle, deg .................... 40
Bucket Width, in (mm) .................... 95 (2405)
Bucket Capacity, cu.ft (m3) .................... 63.5 (1.80)
Digging Depth, in (mm) .................... 2.4 (61)
Rollback Angle At Full Height, deg .................... 55
Dump Angle At Full Height, deg .................... 47
Clearance With Bucket Dumped, in (mm) .................... 113.4 (2880)
Reach At Full Height, in (mm) .................... 34.6 (880)
Turning Radius (w/Bucket), in (mm) .................... 212.2 (5390)
Turning Radius (Inside Tires), in (mm) .................... 101 (2565)
Operating Weight, lbs (kg) .................... 20460 (9280)

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WHEEL LOADERS SPECIFICATIONS

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