Machine models

Komatsu PC300HD-8 to PC450LC-6 specifications

Entries in this reference
Listing-entry count
7

Short answer

Komatsu PC300HD-8 to PC450LC-6: full-size excavators.

Selected configuration figures
Configuration	Documented field and quantity
PC300HD-8	Net Power 246 hp Operating Weight 87,958 lb
PC340LC-6	Net Power 232 hp Operating Weight 73,083 lb
PC340LC-7SLF	Net Power 241.4 hp Operating Weight 90,610 lb
PC340NLC-6	Net Power 232 hp Operating Weight 73,039 lb
PC380LC-6	Net Power 232 hp Operating Weight 87,744 lb
PC380LC-7	Net Power 242 hp Operating Weight 87,560 lb
PC450LC-6	Net Power 306 hp Operating Weight 96,474 lb

PC300HD-8 to PC450LC-6 specification matrix — Listing labels reported by the source
Publisher name	Source guide	Listing-entry count	Labels named by the source
Komatsu	PC300HD-8 to PC450LC-6	7	PC300HD-8, PC340LC-6, PC340LC-7SLF, PC340NLC-6, PC380LC-6, PC380LC-7, and 1 more

Boom/Stick Option (Hex) 1
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7
Shipping Length Of Unit	36.52 ft	36.41 ft	56.5 ft	36.41 ft	36.95 ft	37.04 ft
Shipping Height Of Unit	10.65 ft	11.57 ft	11.17 ft	11.06 ft	11.56 ft	11.15 ft

Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Max Cutting Height	33.04 ft	31.47 ft	53.35 ft	31.44 ft	31.91 ft	31.87 ft	34.21 ft
Max Loading Height	23 ft	21.71 ft	44.22 ft	21.64 ft	22.15 ft	22.08 ft	23.58 ft
Max Reach Along Ground	33.85 ft	32.62 ft	67.09 ft	32.65 ft	32.62 ft	32.64 ft	35.44 ft
Max Vertical Wall Digging Depth	19 ft	16.75 ft	46.83 ft	16.8 ft	16.31 ft	16.36 ft	17.08 ft
Max Digging Depth	21.75 ft	20.87 ft	57.36 ft	20.85 ft	20.43 ft	20.4 ft	21.84 ft
Boom/Stick Option (Hex) 1	2,540mm 8'4"	boom w/ stick 2200mm	Super long front	boom w/ stick 2200mm	boom w/ stick 2200mm	Arm 2200mm	Monoboom w/ stick 2200mm

Dimensions and weight
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Ground Clearance	1.83 ft	1.63 ft	1.63 ft	1.63 ft	1.82 ft	2.32 ft	1.83 ft
Height To Top Of Cab	10.5 ft	10.27 ft	10.27 ft	10.27 ft	10.71 ft	10.72 ft	10.72 ft
Width To Outside Of Tracks	11.95 ft	10.8 ft	10.79 ft	9.81 ft	11.39 ft	9.75 ft	11.72 ft
Length Of Track On Ground	14.25 ft	13.23 ft	13.22 ft	13.23 ft	14.27 ft	14.28 ft	14.28 ft
Tail Swing Radius	11.32 ft	10.78 ft	12.55 ft	10.78 ft	11.1 ft	11.32 ft	11.98 ft
Removal Counterweight Clearance	4.33 ft	3.9 ft	3.87 ft	3.9 ft	4.33 ft	4.34 ft	4.34 ft

Undercarriage
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Track Gauge	8.99 ft	8.5 ft	8.5 ft	7.85 ft	9.42 ft	7.78 ft	9.42 ft
Shoe Size	35.44 in	23.63 in	27.6 in	23.63 in	23.63 in	23.63 in	23.63 in
Max Travel Speed	3.4 mph	3.42 mph	3.42 mph	3.42 mph	3.36 mph	2.68 mph	3.36 mph
Number Of Carrier Rollers Per Side	2	2	2	2	2	2	2
Number Of Shoes Per Side	49	49	48	49	49	49	49
Drawbar Pull	73,880 lb	50,706 lb	59,304 lb	50,706 lb	76,055 lb	74,800 lb	74,957 lb
Number Of Track Rollers Per Side	8	8	8	8	8	8	8

Specification	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Ground Pressure	8.97 psi	9.53 psi	8.97 psi	10 psi	9.97 psi	11.1 psi

Engine
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Number Of Cylinders	6	6	6	6	6	6	6
Engine Model	SAA6D114E-3	SAA6D108E-2	SAA6D114E-2	SAA6D108E-2	SAA6D108-2	SAA6D114E-2	SA6D125E-2
Net Power	246 hp	232 hp	241.4 hp	232 hp	232 hp	242 hp	306 hp
Power Measured @	1,950 rpm	1,750 rpm	1,900 rpm	2,050 rpm	1,750 rpm	1,900 rpm	1,950 rpm
Displacement	505 cu in	436.4 cu in	504.7 cu in	436.4 cu in	504.7 cu in	504.7 cu in	673.8 cu in

Specification	PC300HD-8	PC340LC-6	PC340NLC-6	PC450LC-6
Gross Power	260 hp	245 hp	245 hp	323.5 hp

Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-7	PC450LC-6
Aspiration	Turbocharged and aftercooled	Turbocharged	Turbocharged with aftercooler	Turbocharged	Turbocharged with aftercooler	Turbocharged

Operational
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Operating Weight	87,958 lb	73,083 lb	90,610 lb	73,039 lb	87,744 lb	87,560 lb	96,474 lb
Fuel Capacity	160 gal	142.7 gal	159.9 gal	142.7 gal	142.7 gal	159.9 gal	159.9 gal
Cooling System Fluid Capacity	8 gal	8 gal	8.5 gal	8 gal	8 gal	8.5 gal	12.5 gal
Hydraulic System Fluid Capacity	49.7 gal	54.2 gal	49.7 gal	54.2 gal	54.2 gal	49.7 gal	71.4 gal
Engine Oil Capacity	9.2 gal	7.4 gal	9.3 gal	7.4 gal	7.4 gal	8.5 gal	8.5 gal
Swing Drive Fluid Capacity	3.5 gal	3.4 gal	3.6 gal	3.4 gal	3.4 gal	3.6 gal	5.7 gal
Hydraulic Pump Flow Capacity	141 gpm	141.6 gpm	141.6 gpm	141.6 gpm	141.6 gpm	141.6 gpm	172.3 gpm

Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-7	PC450LC-6
Operating Voltage	24 V	24 V	24 V	24 V	24 V	24 V
Alternator Supplied Amperage	60 amps	50 amps	60 amps	50 amps	60 amps	50 amps

Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6
Hydraulic System Relief Valve Pressure	5,400 psi	5,049 psi	5,405 psi	5,049 psi	5,049 psi

Swing Mechanism
Specification	PC300HD-8	PC380LC-7
Swing Torque	82,313 lb-ft	74,957 lb-ft

Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Swing Speed	9.5 rpm	10 rpm	9.5 rpm	10 rpm	10 rpm	9.5 rpm	9.1 rpm

Buckets
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC450LC-6
Reference Bucket Capacity	2.6 yd3	1.8 yd3	0.6 yd3	1.8 yd3	1.8 yd3	2.7 yd3

Specification	PC300HD-8	PC340LC-6	PC340NLC-6
Minimum Bucket Capacity	0.9 yd3	0.7 yd3	0.7 yd3
Maximum Bucket Capacity	2.6 yd3	2.4 yd3	2.4 yd3

Variants — Source comparison annotation
Source guide	Differing-field count reported
PC300HD-8 to PC450LC-6	41

Ratios
Figure	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Engine horsepower per 1,000 lb of weight	2.8	3.2	2.7	3.2	2.6	2.8	3.2
Fuel tank per engine horsepower	0.65 gal	0.62 gal	0.66 gal	0.62 gal	0.62 gal	0.66 gal	0.52 gal

Figure	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6
Hydraulic power from the listed pump flow and relief pressure	444.2 hp	417.1 hp	446.5 hp	417.1 hp	417.1 hp

PC300HD-8 to PC450LC-6: owner reports

Sources: 3 forum discussions about the Komatsu PC300 excavators (dash 5, 6, 10); heavyequipmentforums.com.

Komatsu: Engine stall, dead hydraulics and a blown fuse.

Sources: 3 forum discussions about the Komatsu PC450 excavators (PC450-6, PC450-7); heavyequipmentforums.com.

Komatsu: Monitor stays on, boom pressure and an NE sensor.

PC300HD-8 to PC450LC-6: forum references — Forum-title search
Forum index	Equipment class queried	Names in the search	Matching titles
Heavy Equipment Forums	full-size excavator	Komatsu and the PC300HD, PC340LC, PC340, PC450LC line that the PC300HD-8, PC340LC-6, PC340LC-7SLF, PC340NLC-6 belongs to (no title names the exact model)	10

Topics named by those titles
Title topic	Titles
starting and cranking	3
parts and manuals	2
hydraulics	2

Topic in the title	Threads	Share of matching threads
starting and cranking	3	30%
parts and manuals	2	20%
hydraulics	2	20%

Komatsu Pc340 7 Hydraulic Issue (Heavy Equipment Forums, 2024-02-06)
Kumatsu Pc450 LC Lever Not Working (Heavy Equipment Forums, 2022-03-31)
Pc450lc 7 Hydraulic Puzzle (Heavy Equipment Forums, 2016-09-09)
Starting Problem PC 450lc 7 (Heavy Equipment Forums, 2015-05-24)

PC300HD-8 to PC450LC-6: dated market and recall observations — Dated listing search
Date	Listing index	Equipment class	Names queried	Result
2026-09-24	MachineryTrader (machinerytrader.com)	full-size excavator	PC300HD-8, PC340LC-6, PC340LC-7SLF	No matching offers in this snapshot

Dated CPSC search
Date	Database	Names queried	Result
2026-09-24	U.S. Consumer Product Safety Commission	Komatsu; PC300HD-8, PC340LC-6, PC340LC-7SLF	No matching recall in the stated search

Sources for this page
Evidence class	Document, classification and recorded date
Reference site	Reference site: Komatsu PC300HD-8 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu PC340LC-6 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu PC340LC-7SLF — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu PC340NLC-6 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu PC380LC-6 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu PC380LC-7 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu PC450LC-6 — RitchieSpecs. Observed 2026-09-24.
Forum threads	Forum threads: Heavy Equipment Forums thread index for Komatsu PC300HD-8 to PC450LC-6 — Heavy Equipment Forums. Observed 2026-09-24.
Forum threads	Forum threads: Forum threads read for the Komatsu PC300 excavators (dash 5, 6, 10) — Heavyequipmentforums. Observed 2026-09-24.
Federal agency data	Federal agency data: Recall database search for Komatsu — U.S. Consumer Product Safety Commission. Observed 2026-09-24.

Komatsu PC300HD-8 to PC450LC-6: Configuration records

PC300HD-8

Specification	Source figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit	36.52 ft
Shipping Height Of Unit	10.65 ft
Max Cutting Height	33.04 ft
Max Loading Height	23 ft
Max Reach Along Ground	33.85 ft
Max Vertical Wall Digging Depth	19 ft
Max Digging Depth	21.75 ft
Boom/Stick Option (Hex) 1	2,540mm 8'4"
Dimensions and weight
Ground Clearance	1.83 ft
Height To Top Of Cab	10.5 ft
Width To Outside Of Tracks	11.95 ft
Length Of Track On Ground	14.25 ft
Tail Swing Radius	11.32 ft
Removal Counterweight Clearance	4.33 ft
Undercarriage
Track Gauge	8.99 ft
Shoe Size	35.44 in
Max Travel Speed	3.4 mph
Number Of Carrier Rollers Per Side	2
Number Of Shoes Per Side	49
Drawbar Pull	73,880 lb
Number Of Track Rollers Per Side	8
Engine
Number Of Cylinders	6
Engine Model	SAA6D114E-3
Net Power	246 hp
Gross Power	260 hp
Power Measured @	1,950 rpm
Displacement	505 cu in
Aspiration	Turbocharged and aftercooled
Operational
Operating Weight	87,958 lb
Fuel Capacity	160 gal
Cooling System Fluid Capacity	8 gal
Hydraulic System Fluid Capacity	49.7 gal
Engine Oil Capacity	9.2 gal
Operating Voltage	24 V
Swing Drive Fluid Capacity	3.5 gal
Alternator Supplied Amperage	60 amps
Hydraulic System Relief Valve Pressure	5,400 psi
Hydraulic Pump Flow Capacity	141 gpm
Swing Mechanism
Swing Torque	82,313 lb-ft
Swing Speed	9.5 rpm
Buckets
Reference Bucket Capacity	2.6 yd3
Minimum Bucket Capacity	0.9 yd3
Maximum Bucket Capacity	2.6 yd3

Source

PC340LC-6

Specification	Source figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit	36.41 ft
Shipping Height Of Unit	11.57 ft
Max Cutting Height	31.47 ft
Max Loading Height	21.71 ft
Max Reach Along Ground	32.62 ft
Max Vertical Wall Digging Depth	16.75 ft
Max Digging Depth	20.87 ft
Boom/Stick Option (Hex) 1	boom w/ stick 2200mm
Dimensions and weight
Ground Clearance	1.63 ft
Height To Top Of Cab	10.27 ft
Width To Outside Of Tracks	10.8 ft
Length Of Track On Ground	13.23 ft
Tail Swing Radius	10.78 ft
Removal Counterweight Clearance	3.9 ft
Undercarriage
Track Gauge	8.5 ft
Shoe Size	23.63 in
Max Travel Speed	3.42 mph
Number Of Carrier Rollers Per Side	2
Number Of Shoes Per Side	49
Drawbar Pull	50,706 lb
Number Of Track Rollers Per Side	8
Ground Pressure	8.97 psi
Engine
Number Of Cylinders	6
Engine Model	SAA6D108E-2
Net Power	232 hp
Gross Power	245 hp
Power Measured @	1,750 rpm
Displacement	436.4 cu in
Aspiration	Turbocharged
Operational
Operating Weight	73,083 lb
Fuel Capacity	142.7 gal
Cooling System Fluid Capacity	8 gal
Hydraulic System Fluid Capacity	54.2 gal
Engine Oil Capacity	7.4 gal
Operating Voltage	24 V
Swing Drive Fluid Capacity	3.4 gal
Alternator Supplied Amperage	50 amps
Hydraulic System Relief Valve Pressure	5,049 psi
Hydraulic Pump Flow Capacity	141.6 gpm
Swing Mechanism
Swing Speed	10 rpm
Buckets
Reference Bucket Capacity	1.8 yd3
Minimum Bucket Capacity	0.7 yd3
Maximum Bucket Capacity	2.4 yd3

Source

PC340LC-7SLF

Specification	Source figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit	56.5 ft
Shipping Height Of Unit	11.17 ft
Max Cutting Height	53.35 ft
Max Loading Height	44.22 ft
Max Reach Along Ground	67.09 ft
Max Vertical Wall Digging Depth	46.83 ft
Max Digging Depth	57.36 ft
Boom/Stick Option (Hex) 1	Super long front
Dimensions and weight
Ground Clearance	1.63 ft
Height To Top Of Cab	10.27 ft
Width To Outside Of Tracks	10.79 ft
Length Of Track On Ground	13.22 ft
Tail Swing Radius	12.55 ft
Removal Counterweight Clearance	3.87 ft
Undercarriage
Track Gauge	8.5 ft
Shoe Size	27.6 in
Max Travel Speed	3.42 mph
Number Of Carrier Rollers Per Side	2
Number Of Shoes Per Side	48
Drawbar Pull	59,304 lb
Number Of Track Rollers Per Side	8
Ground Pressure	9.53 psi
Engine
Number Of Cylinders	6
Engine Model	SAA6D114E-2
Net Power	241.4 hp
Power Measured @	1,900 rpm
Displacement	504.7 cu in
Aspiration	Turbocharged with aftercooler
Operational
Operating Weight	90,610 lb
Fuel Capacity	159.9 gal
Cooling System Fluid Capacity	8.5 gal
Hydraulic System Fluid Capacity	49.7 gal
Engine Oil Capacity	9.3 gal
Operating Voltage	24 V
Swing Drive Fluid Capacity	3.6 gal
Alternator Supplied Amperage	60 amps
Hydraulic System Relief Valve Pressure	5,405 psi
Hydraulic Pump Flow Capacity	141.6 gpm
Swing Mechanism
Swing Speed	9.5 rpm
Buckets
Reference Bucket Capacity	0.6 yd3

Source

PC340NLC-6

Specification	Source figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit	36.41 ft
Shipping Height Of Unit	11.06 ft
Max Cutting Height	31.44 ft
Max Loading Height	21.64 ft
Max Reach Along Ground	32.65 ft
Max Vertical Wall Digging Depth	16.8 ft
Max Digging Depth	20.85 ft
Boom/Stick Option (Hex) 1	boom w/ stick 2200mm
Dimensions and weight
Ground Clearance	1.63 ft
Height To Top Of Cab	10.27 ft
Width To Outside Of Tracks	9.81 ft
Length Of Track On Ground	13.23 ft
Tail Swing Radius	10.78 ft
Removal Counterweight Clearance	3.9 ft
Undercarriage
Track Gauge	7.85 ft
Shoe Size	23.63 in
Max Travel Speed	3.42 mph
Number Of Carrier Rollers Per Side	2
Number Of Shoes Per Side	49
Drawbar Pull	50,706 lb
Number Of Track Rollers Per Side	8
Ground Pressure	8.97 psi
Engine
Number Of Cylinders	6
Engine Model	SAA6D108E-2
Net Power	232 hp
Gross Power	245 hp
Power Measured @	2,050 rpm
Displacement	436.4 cu in
Aspiration	Turbocharged
Operational
Operating Weight	73,039 lb
Fuel Capacity	142.7 gal
Cooling System Fluid Capacity	8 gal
Hydraulic System Fluid Capacity	54.2 gal
Engine Oil Capacity	7.4 gal
Operating Voltage	24 V
Swing Drive Fluid Capacity	3.4 gal
Alternator Supplied Amperage	50 amps
Hydraulic System Relief Valve Pressure	5,049 psi
Hydraulic Pump Flow Capacity	141.6 gpm
Swing Mechanism
Swing Speed	10 rpm
Buckets
Reference Bucket Capacity	1.8 yd3
Minimum Bucket Capacity	0.7 yd3
Maximum Bucket Capacity	2.4 yd3

Source

PC380LC-6

Specification	Source figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit	36.95 ft
Shipping Height Of Unit	11.56 ft
Max Cutting Height	31.91 ft
Max Loading Height	22.15 ft
Max Reach Along Ground	32.62 ft
Max Vertical Wall Digging Depth	16.31 ft
Max Digging Depth	20.43 ft
Boom/Stick Option (Hex) 1	boom w/ stick 2200mm
Dimensions and weight
Ground Clearance	1.82 ft
Height To Top Of Cab	10.71 ft
Width To Outside Of Tracks	11.39 ft
Length Of Track On Ground	14.27 ft
Tail Swing Radius	11.1 ft
Removal Counterweight Clearance	4.33 ft
Undercarriage
Track Gauge	9.42 ft
Shoe Size	23.63 in
Max Travel Speed	3.36 mph
Number Of Carrier Rollers Per Side	2
Number Of Shoes Per Side	49
Drawbar Pull	76,055 lb
Number Of Track Rollers Per Side	8
Ground Pressure	10 psi
Engine
Number Of Cylinders	6
Engine Model	SAA6D108-2
Net Power	232 hp
Power Measured @	1,750 rpm
Displacement	504.7 cu in
Operational
Operating Weight	87,744 lb
Fuel Capacity	142.7 gal
Cooling System Fluid Capacity	8 gal
Hydraulic System Fluid Capacity	54.2 gal
Engine Oil Capacity	7.4 gal
Swing Drive Fluid Capacity	3.4 gal
Hydraulic System Relief Valve Pressure	5,049 psi
Hydraulic Pump Flow Capacity	141.6 gpm
Swing Mechanism
Swing Speed	10 rpm
Buckets
Reference Bucket Capacity	1.8 yd3

Source

PC380LC-7

Specification	Source figure
Boom/Stick Option (Hex) 1
Shipping Length Of Unit	37.04 ft
Shipping Height Of Unit	11.15 ft
Max Cutting Height	31.87 ft
Max Loading Height	22.08 ft
Max Reach Along Ground	32.64 ft
Max Vertical Wall Digging Depth	16.36 ft
Max Digging Depth	20.4 ft
Boom/Stick Option (Hex) 1	Arm 2200mm
Dimensions and weight
Ground Clearance	2.32 ft
Height To Top Of Cab	10.72 ft
Width To Outside Of Tracks	9.75 ft
Length Of Track On Ground	14.28 ft
Tail Swing Radius	11.32 ft
Removal Counterweight Clearance	4.34 ft
Undercarriage
Track Gauge	7.78 ft
Shoe Size	23.63 in
Max Travel Speed	2.68 mph
Number Of Carrier Rollers Per Side	2
Number Of Shoes Per Side	49
Drawbar Pull	74,800 lb
Number Of Track Rollers Per Side	8
Ground Pressure	9.97 psi
Engine
Number Of Cylinders	6
Engine Model	SAA6D114E-2
Net Power	242 hp
Power Measured @	1,900 rpm
Displacement	504.7 cu in
Aspiration	Turbocharged with aftercooler
Operational
Operating Weight	87,560 lb
Fuel Capacity	159.9 gal
Cooling System Fluid Capacity	8.5 gal
Hydraulic System Fluid Capacity	49.7 gal
Engine Oil Capacity	8.5 gal
Operating Voltage	24 V
Swing Drive Fluid Capacity	3.6 gal
Alternator Supplied Amperage	60 amps
Hydraulic Pump Flow Capacity	141.6 gpm
Swing Mechanism
Swing Torque	74,957 lb-ft
Swing Speed	9.5 rpm

Source

PC450LC-6

Specification	Source figure
Boom/Stick Option (Hex) 1
Max Cutting Height	34.21 ft
Max Loading Height	23.58 ft
Max Reach Along Ground	35.44 ft
Max Vertical Wall Digging Depth	17.08 ft
Max Digging Depth	21.84 ft
Boom/Stick Option (Hex) 1	Monoboom w/ stick 2200mm
Dimensions and weight
Ground Clearance	1.83 ft
Height To Top Of Cab	10.72 ft
Width To Outside Of Tracks	11.72 ft
Length Of Track On Ground	14.28 ft
Tail Swing Radius	11.98 ft
Removal Counterweight Clearance	4.34 ft
Undercarriage
Track Gauge	9.42 ft
Shoe Size	23.63 in
Max Travel Speed	3.36 mph
Number Of Carrier Rollers Per Side	2
Number Of Shoes Per Side	49
Drawbar Pull	74,957 lb
Number Of Track Rollers Per Side	8
Ground Pressure	11.1 psi
Engine
Number Of Cylinders	6
Engine Model	SA6D125E-2
Net Power	306 hp
Gross Power	323.5 hp
Power Measured @	1,950 rpm
Displacement	673.8 cu in
Aspiration	Turbocharged
Operational
Operating Weight	96,474 lb
Fuel Capacity	159.9 gal
Cooling System Fluid Capacity	12.5 gal
Hydraulic System Fluid Capacity	71.4 gal
Engine Oil Capacity	8.5 gal
Operating Voltage	24 V
Swing Drive Fluid Capacity	5.7 gal
Alternator Supplied Amperage	50 amps
Hydraulic Pump Flow Capacity	172.3 gpm
Swing Mechanism
Swing Speed	9.1 rpm
Buckets
Reference Bucket Capacity	2.7 yd3

Source

Compare Komatsu PC300HD-8, PC340LC-6, PC340LC-7SLF, PC340NLC-6, PC380LC-6, PC380LC-7, PC450LC-6

Boom/Stick Option (Hex) 1
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Max Cutting Height	33.04 ft	31.47 ft	53.35 ft	31.44 ft	31.91 ft	31.87 ft	34.21 ft
Max Loading Height	23 ft	21.71 ft	44.22 ft	21.64 ft	22.15 ft	22.08 ft	23.58 ft
Max Reach Along Ground	33.85 ft	32.62 ft	67.09 ft	32.65 ft	32.62 ft	32.64 ft	35.44 ft
Max Vertical Wall Digging Depth	19 ft	16.75 ft	46.83 ft	16.8 ft	16.31 ft	16.36 ft	17.08 ft
Max Digging Depth	21.75 ft	20.87 ft	57.36 ft	20.85 ft	20.43 ft	20.4 ft	21.84 ft
Boom/Stick Option (Hex) 1	2,540mm 8'4"	boom w/ stick 2200mm	Super long front	boom w/ stick 2200mm	boom w/ stick 2200mm	Arm 2200mm	Monoboom w/ stick 2200mm

Dimensions and weight
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Ground Clearance	1.83 ft	1.63 ft	1.63 ft	1.63 ft	1.82 ft	2.32 ft	1.83 ft
Height To Top Of Cab	10.5 ft	10.27 ft	10.27 ft	10.27 ft	10.71 ft	10.72 ft	10.72 ft
Width To Outside Of Tracks	11.95 ft	10.8 ft	10.79 ft	9.81 ft	11.39 ft	9.75 ft	11.72 ft
Length Of Track On Ground	14.25 ft	13.23 ft	13.22 ft	13.23 ft	14.27 ft	14.28 ft	14.28 ft
Tail Swing Radius	11.32 ft	10.78 ft	12.55 ft	10.78 ft	11.1 ft	11.32 ft	11.98 ft
Removal Counterweight Clearance	4.33 ft	3.9 ft	3.87 ft	3.9 ft	4.33 ft	4.34 ft	4.34 ft

Undercarriage
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Track Gauge	8.99 ft	8.5 ft	8.5 ft	7.85 ft	9.42 ft	7.78 ft	9.42 ft
Shoe Size	35.44 in	23.63 in	27.6 in	23.63 in	23.63 in	23.63 in	23.63 in
Max Travel Speed	3.4 mph	3.42 mph	3.42 mph	3.42 mph	3.36 mph	2.68 mph	3.36 mph
Number Of Carrier Rollers Per Side	2	2	2	2	2	2	2
Number Of Shoes Per Side	49	49	48	49	49	49	49
Drawbar Pull	73,880 lb	50,706 lb	59,304 lb	50,706 lb	76,055 lb	74,800 lb	74,957 lb
Number Of Track Rollers Per Side	8	8	8	8	8	8	8

Engine
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Number Of Cylinders	6	6	6	6	6	6	6
Engine Model	SAA6D114E-3	SAA6D108E-2	SAA6D114E-2	SAA6D108E-2	SAA6D108-2	SAA6D114E-2	SA6D125E-2
Net Power	246 hp	232 hp	241.4 hp	232 hp	232 hp	242 hp	306 hp
Power Measured @	1,950 rpm	1,750 rpm	1,900 rpm	2,050 rpm	1,750 rpm	1,900 rpm	1,950 rpm
Displacement	505 cu in	436.4 cu in	504.7 cu in	436.4 cu in	504.7 cu in	504.7 cu in	673.8 cu in

Operational
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Operating Weight	87,958 lb	73,083 lb	90,610 lb	73,039 lb	87,744 lb	87,560 lb	96,474 lb
Fuel Capacity	160 gal	142.7 gal	159.9 gal	142.7 gal	142.7 gal	159.9 gal	159.9 gal
Cooling System Fluid Capacity	8 gal	8 gal	8.5 gal	8 gal	8 gal	8.5 gal	12.5 gal
Hydraulic System Fluid Capacity	49.7 gal	54.2 gal	49.7 gal	54.2 gal	54.2 gal	49.7 gal	71.4 gal
Engine Oil Capacity	9.2 gal	7.4 gal	9.3 gal	7.4 gal	7.4 gal	8.5 gal	8.5 gal
Swing Drive Fluid Capacity	3.5 gal	3.4 gal	3.6 gal	3.4 gal	3.4 gal	3.6 gal	5.7 gal
Hydraulic Pump Flow Capacity	141 gpm	141.6 gpm	141.6 gpm	141.6 gpm	141.6 gpm	141.6 gpm	172.3 gpm

Swing Mechanism
Specification	PC300HD-8	PC340LC-6	PC340LC-7SLF	PC340NLC-6	PC380LC-6	PC380LC-7	PC450LC-6
Swing Speed	9.5 rpm	10 rpm	9.5 rpm	10 rpm	10 rpm	9.5 rpm	9.1 rpm

More in Komatsu: PC360LC-10–PC400LC-6 EXCEL: engines/arrangements, PC3000-6/PC4000-6/PC5500-6 specs, PC400-6–PC450LC-6 MIGHTY specs.

Komatsu PC300HD-8 to PC450LC-6 specifications

PC300HD-8 to PC450LC-6: owner reports

Sources for this page

Komatsu PC300HD-8 to PC450LC-6: Configuration records