- Tail Swing Radius: 2.35 ft / 715 mm
- Track Gauge: 3.43 ft / 1045 mm
- Track Shoe Width: 0.76 ft / 230 mm
- Crawler Length: 5.11 ft / 1555 mm
Published dimensions and weight
Komatsu PC18MR-3
The Komatsu PC18MR-3 pairs the Komatsu 3D67E-2 engine (15.1 hp) with an operating weight near 1.8 t.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight3924.3 lb1780 kg
03Selected published values62
Mini excavators are commonly used for digging and utility work where access or working space is limited. Published rows for Komatsu PC18MR-3 include published operating weight of 3924.3 lb / 1780 kg, the published “Tail Swing Radius” field of 2.35 ft / 715 mm, the published “Track Gauge” field of 3.43 ft / 1045 mm. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Tail Swing Radius” field (2.35 ft / 715 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Track Gauge” field (3.43 ft / 1045 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Track Shoe Width” field (0.76 ft / 230 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Dimensions
Tail Swing Radius2.35 ft715 mm
Track Gauge3.43 ft1045 mm
Track Shoe Width0.76 ft230 mm
Crawler Length5.11 ft1555 mm
Boom Swing Angle Lh70 degrees70 degrees
Boom Swing Angle Rh50 degrees50 degrees
Bucket Offset Lh1.53 ft465 mm
Bucket Offset Rh2.58 ft785 mm
Overall Length11.98 ft3650 mm
Overall Height7.91 ft2410 mm
Overall Width4.2 ft1280 mm
Undercarriage
Number Of Shoes Per Side3535
Max Drawbar Pull3747.86 lb1700 kg
Number Of Carrier Rollers Per Side00
Adjustment Of The Track TensionGreaseGrease
Number Of Track Rollers Per Side33
Electrical System
Starter1.2 kW1.2 kW
Operation Voltage12 V12 V
Battery41 Ah41 Ah
Alternator40 A40 A
Engine
Flywheel Horsepower15.1 hp11.2 kw
Number Of Cylinders33
Piston Displacement47.5 cu in0.8 L
Engine ModelKomatsu 3D67E-2Komatsu 3D67E-2
Engine TypeSwirl chamberSwirl chamber
Power Measured @2600 rpm2600 rpm
Fan Drive TypeMechanicalMechanical
Capacities
Fuel Tank5.1 gal19 L
Hydraulic Tank4.1 gal15.2 L
Engine Oil0.9 gal3.3 L
Coolant0.9 gal3.1 L
Operational
Boom Size5.8 ft1.8 m
Boom TypeStandardStandard
Arm Size3.2 ft1 m
Arm Crowd Force – Iso1010 kgf1010 kgf
Digging Reach – Maximum13.3 ft4025 mm
Maximum Reach @ Ground Level13 ft3935 mm
Bucket Crowd Force – Iso1620 kgf1620 kgf
Swing Radius2.4 ft715 mm
Bucket Size – Kga Standard Gp0.1 yd30.1 m3
Digging Depth – Maximum7.1 ft2160 mm
Arm TypeStandardStandard
Performance
Travel Speed (Maximum)2.7 mph4.3 km/h
Travel Speed (Minimum)1.5 mph2.3 km/h
Swing Speed8.9 rpm8.9 rpm
Ground Pressure4.6 psi31.8 kPa
Max. Traction Force3747.9 lb1700 kg
Gradeability30 degrees30 degrees
Bucket Digging Force (Iso)3571.5 lb1620 kg
Arm Crowd Force (Iso)2226.7 lb1010 kg
Weights
Operating Weight3924.3 lb1780 kg
Hydraulic System
Type Of Hydraulic PumpVariable capacity x 1 gear x 1Variable capacity x 1 gear x 1
Max. Oil Flow41.6 x 1 + 12.7 11.0 x 1 + 3.441.6 x 1 + 12.7 11.0 x 1 + 3.4
Hydraulic Motor (Travel)Variable capacity x 2Variable capacity x 2
Hydraulic Motor (Swing)fixed capacity x 1fixed capacity x 1
Max. Pressure Setting3340 psi23028.5 kPa
Auxiliary Hydraulic Flow9.3 gal/min35 L/min
Blade
Blade Width990 or 1280 mm990 or 1280 mm
Blade Height9.9 in250 mm
Drive System
Drive MethodHydrostaticHydrostatic
Type Of Travel BrakeHydraulic lock typeHydraulic lock type
Type Of Travel ShoeRubberRubber
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Manufacturer-published specifications.