Machine models

Komatsu D80E-12 and 10 related models specifications

Entries in this reference
Listing-entry count
11

Short answer

Komatsu D80E-12 and 10 related models: crawler dozers.

Selected configuration figures
Configuration	Documented field and quantity
WD600-1	Gross Power 453.3 hp Operating Weight 90,566 lb
WD600-3	Gross Power 522 hp Height To Top Of Cab 13.92 ft
WD600-6	Gross Power 530 hp Pump Flow Capacity 43.1 gpm
WD900-3	Horsepower (Gross) 637 Kw 853 Hp (SAE J1340) 637 Kw 865 PS (DIN 6270) Blade Width Semi-U blade-6470 mm (21'3"); Coal blade-7400 mm (24'3")
D80E-12	Gross Power 180 hp Operating Weight 40,560 lb
D80E-18	Gross Power 220 hp Operating Weight 41,900 lb
D87E-3	Gross Power 247 hp Operating Weight 52,907 lb
D87E-3 LGP	Gross Power 247 hp Operating Weight 52,907 lb
WF450-3	Gross Power 260.2 hp Operating Weight 57,320 lb
WF450T-3	Gross Power 260.2 hp Operating Weight 55,998 lb
WF550T-3	Gross Power 315.2 hp Operating Weight 77,382 lb

D80E-12 and 10 related models specification matrix — Listing labels reported by the source
Publisher name	Source guide	Listing-entry count	Labels named by the source
Komatsu	D80E-12 and 10 related models	11	D80E-12, D80E-18, D87E-3, D87E-3 LGP, WF450-3, WF450T-3, and 5 more

Dimensions and weight
Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3
Width Over Tracks	8.54 ft	8.6 ft	8.34 ft	10.01 ft	3.45 ft	3.45 ft	3.94 ft

Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP
Length Of Track On Ground	10.01 ft	8.96 ft	10.11 ft	11.16 ft
Length W/O Blade	15.08 ft	14.39 ft	14.8 ft	14.8 ft

Specification	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1	WD600-3	WD600-6
Height To Top Of Cab	11.14 ft	11.42 ft	11.42 ft	12.26 ft	12.26 ft	13.82 ft	13.96 ft	13.92 ft	13.95 ft
Ground Clearance	1.33 ft	1.58 ft	1.58 ft	1.56 ft	1.56 ft	1.65 ft	1.63 ft	1.58 ft	1.63 ft

Specification	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3
Length W/ Blade	20.08 ft	20.08 ft	28.96 ft	24.68 ft	26.73 ft

Specification	WD600-1	WD600-3
Length With Blade On Ground	29.86 ft	30.5 ft

Specification	WD600-1	WD600-3	WD600-6
Width Over Tires	11.72 ft	11.75 ft	11.72 ft
Wheelbase	13.29 ft	13.42 ft	161.42 in

Specification	WD600-6	WD900-3
Blade Capacity (SAE Rated)	Straight blade-8.0 m3 (10.5 yd3); U blade-10.6 m3 (13.8 yd3)	Semi-U blade-26.0 m3 (34.0 cu.yd); Coal blade-45.0 m3 (58.9 cu.yd)
Max.Lift Above Ground	Straight blade-1500 mm(4\\\"11\\\"); U blade 1485 mm (4\'10\")	Semi-U blade-1580 mm(5\"2\"); Coal blade 1560 mm (5\'1\")
Blade Width	Straight blade-5100 mm (16\'9\"; U blade-4870 mm (16\'0\")	Semi-U blade-6470 mm (21\'3\"); Coal blade-7400 mm (24\'3\")
Maximum Tilt Adjustment	Straight blade-1430 mm (4\\\'8\\\"); U blade 1340 mm (4\\\'5\\\")	Semi-U blade-1330 mm (4\'4\"); Coal blade 1710 mm (5\'7\")
Max.Drop Below Ground	Straight blade-450 mm (1\\\'6\\\"); U blade 490 mm (1\\7\\\")	Semi-U blade-680 mm (2\'3\"); Coal blade 680 mm (2\'3\")

Specification	WD600-6
Operating Weight	Straight blade-48100 kg 106,040 lb, U blade 49115 kg 108,280 lb
Overall Length	32.24 ft
Turning Circle	45.81 ft

Specification	WD900-3
Maximum Pitch Angle Adjustment	+-8\"

Undercarriage
Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP
Track Gauge	6.57 ft	6.57 ft	6.5 ft	7.32 ft
Standard Shoe Size	22.05 in	22.05 in	22.05 in	22.05 in
Number Of Track Rollers Per Side	7	7	7	7
Ground Pressure	7.68 psi	7.9 psi	9.58 psi	9.58 psi

Specification	D87E-3	D87E-3 LGP
Number Of Shoes Per Side	42	42
Ground Contact Area	5,425 in2	5,425 in2
Track Pitch	8.51 in	8.51 in

Engine
Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1	WD600-3	WD600-6	WD900-3
Engine Model	NH-220-CI	NT-855	S6D125E-2	S6D125E-2	SA6D125E-2	SA6D125E-2	SA6D140E	S6D170	SAA6D170E-3	SAA6D170E-5	SA12V140
Displacement	743 cu in	855 cu in	673.8 cu in	673.8 cu in	673.8 cu in	673.8 cu in	927.6 cu in	1,413 cu in	1,413 cu in	1,861 cu in	1,861 cu in

Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1	WD600-3	WD600-6
Gross Power	180 hp	220 hp	247 hp	247 hp	260.2 hp	260.2 hp	315.2 hp	453.3 hp	522 hp	530 hp

Specification	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3
Max Torque	759 lb-ft	737 lb-ft	737 lb-ft	774.5 lb-ft	774.5 lb-ft	1,014 lb-ft

Specification	D87E-3	D87E-3 LGP	WD600-1	WD600-6	WD900-3
Number Of Cylinders	6	6	6	6	12
Power Measured @	2,100 rpm	2,100 rpm	2,000 rpm	1,800 rpm	2,000 rpm

Specification	D87E-3	D87E-3 LGP	WD600-3	WD600-6
Net Power	230 hp	230 hp	485 hp	527 hp

Specification	D87E-3	D87E-3 LGP
Torque Measured @	1,400 rpm	1,400 rpm

Specification	D87E-3	D87E-3 LGP	WD600-1	WD600-3	WD600-6	WD900-3
Aspiration	Turbocharged	Turbocharged	natural	air-to-air aftercooled, turbocharged	Turbo-charged, After cooled, , cooled EGR	Turbo-charged

Specification	WD600-6
Lubrication System	Method- Gear pump, force-lubrication Filter-Full-flow type
Air Cleaner	Dry type with double elements and dust evacuator , plus dust indicator
Governor	All speed, electronic
Fan Drive Type	Hydraulic

Specification	WD600-6	WD900-3
Piston Displacement	1,413 cu in	1,861 cu in
Engine Type	Water-cooled, 4-cycle	Water-cooled, 4-cycle
Bore And Stroke	170mm170mm 6.69\"6.69\"	140mm165mm 5.5\"6.5\"
Fuel System	Direct injection	Direct injection

Specification	WD900-3
Horsepower (Gross)	637 Kw 853 Hp (SAE J1340) 637 Kw 865 PS (DIN 6270)

Operational
Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1
Operating Weight	40,560 lb	41,900 lb	52,907 lb	52,907 lb	57,320 lb	55,998 lb	77,382 lb	90,566 lb

Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1	WD600-3
Fuel Capacity	111 gal	118.9 gal	129.5 gal	129.5 gal	89 gal	166 gal	89 gal	161.2 gal	177 gal
Cooling System Fluid Capacity	17.2 gal	20.9 gal	15.6 gal	15.6 gal	18 gal	23 gal	18 gal	35.7 gal	42.3 gal

Specification	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1	WD600-3
Engine Oil Capacity	8 gal	8 gal	10 gal	7.5 gal	10 gal	11.4 gal	12.4 gal
Operating Voltage	24 V	24 V	24 V	24 V	24 V	24 V	24 V
Alternator Supplied Amperage	50 amps	50 amps	75 amps	75 amps	75 amps	50 amps	75 amps

Specification	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3
Hydraulic Fluid Capacity	35.2 gal	35.2 gal	42 gal	37 gal	42 gal

Specification	D87E-3	D87E-3 LGP
Powertrain Fluid Capacity	34.7 gal	34.7 gal
Final Drives Fluid Capacity	10.1 gal	10.1 gal

Specification	WD600-1
Transmission Fluid Capacity	29.1 gal
Axle Oscillation	13 degrees
Tire Size	35/65-33-24PR

Specification	WD600-1	WD600-3
Hydraulic System Fluid Capacity	57.4 gal	56.8 gal
Front Diff Fluid Capacity	29.1 gal	32.8 gal
Rear Diff Fluid Capacity	29.1 gal	32.8 gal
Steering Angle	40 degrees	40 degrees

Transmission and speeds
Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1	WD600-3
Transmission Type	helical gear constant mesh	helical gear constant mesh	Modular countershaft -type power shift	Modular countershaft -type power shift	Full powershift transmission	FullPowershift transmission	Full powershift trannsmission	planetary gear type	full-powershift, planetary gear type
Number Of Forward Gears	4	4	6	6	4	4	4	4	4
Number Of Reverse Gears	4	4	6	6	4	4	4	4	4
Max Speed - Forward	4.6 mph	5 mph	6.5 mph	6.5 mph	6.2 mph	6.2 mph	5.1 mph	21.8 mph	22.5 mph
Max Speed - Reverse	6 mph	5.9 mph	7.6 mph	7.6 mph	6.5 mph	6.5 mph	7.9 mph	23.6 mph	24.9 mph

Specification	WD600-6	WD900-3
Torque Converter	3-elements, 1-Stage, 2-phase	3-elements, 1-Stage, 1-phase
Transmission	Full power-shift, planetary type	Full power-shift, planetary Gear type

Standard Blade
Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3
Blade width	11.9 ft	12.3 ft	11.5 ft	11.5 ft	2.8 ft	14 ft	15 ft
Cutting Depth	23.1 in	19.3 in	17.3 in	17.3 in	14.8 in	17.8 in	18.9 in

Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450T-3	WF550T-3
Blade height	50.4 in	51.8 in	63 in	63 in	74.9 in	79 in

Specification	D80E-12	D80E-18	D87E-3	D87E-3 LGP
Capacity	7.8 yd3	8.5 yd3	9.3 yd3	9.3 yd3

Hydraulic System
Specification	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-6	WD900-3
Pump Type	Mulitple pump gear	Mulitple pump gear	2 pump system w/ main ,switch pump	2 pump system w/ main ,switch pump	2 pump system w/main ,switch pump	Piston-pump	Two Piston-pumps, one for switch pump

Specification	D87E-3	D87E-3 LGP
Relief Valve Pressure	2,400 psi	2,400 psi

Specification	D87E-3	D87E-3 LGP	WD600-6
Pump Flow Capacity	38.4 gpm	38.4 gpm	43.1 gpm

Specification	WD600-6	WD900-3
Relief Valve Setting	34.3 MPa 350kgf/cm2, 4980 psi	320 kg/cm2 4550 PSI
No.Of Cylinders	2	2
Control Valve	3 spool type	Double spool type, pilot control
Blade Lift Control	Raise, hold lower and float	Raise, hold lower and float
Blade Tilt And Pitch Contol	Tilt-left, hold and Tilt-right, pitch for forward and back	Tilt-left, hold and Tilt-right, pitch for forward and back
Hydraulic System Type	Double-acting Piston type	Double-acting Piston type

Specification	WD600-6
Bore And Stroke	130mm510mm 5.1\"20\"

Blade
Specification	WD600-1	WD600-3
Blade Capacity	9.9 yd3	10.5 yd3
Blade Width	15.6 ft	16.8 ft
Blade Height	4.9 ft	4.7 ft

Steering System
Specification	WD600-6	WD900-3
Steering System Type	Articulated type, full-hydraulic power steering	Articulated type, full-hydraulic power steering
Articulation Angle	43 degrees each direction	40 degees each direction
Minimum Turning Radius At The Centre Of Outside Tire	23.3 ft	30.2 ft

Electrical System
Specification	WD600-6
Alternator	75 Ampere
Batteries	2 x 12-Volt, 200Ah
Starter Motor	24-Volt, 7.5 kW

Capacities
Specification	WD600-6	WD900-3
Fuel Tank - Diesel	189.7 gal	377.8 gal
Hydraulic Tank	117 gal	191.5 gal
Cooling System	38.8 gal	79.5 gal
Engine Oil	22.7 gal	34.9 gal
Torque Converter, Transmission And Retarder Cooling	21.9 gal	37 gal
Axle Each (Front & Rear)	41 gal	95.1 gal

Tires
Specification	WD600-6	WD900-3
Front & Rear	45/65 R45 XLDD(L4)	45/65 R45 XLDD(L4)
Rims	36.00-45	36.00-45

Axles
Specification	WD600-6	WD900-3
Drive System	Four-wheel drive	Four-wheel drive
Front	Fixed, full-floating	Fixed, full-floating
Rear	Center-pin-support, full-floating, 26 degree total Oscillation	Center-pin-support, full-floating +-11 Oscillation
Reduction Gear	Spiral bevel gear	Spiral bevel gear
Differential Gear	Conventional type	Straight bevel gear
Final Reduction Gear	Planetary gear, sinlge reduction	Planetary gear, sinlge reduction, oil bath

Brakes
Specification	WD600-6	WD900-3
Service Brake	Hydraulically actuated, wet disc brakes actuate on four wheels	4-Wheel systematic break for front/rear wheel, hydraulically actuated for wet disc
Parking Brake	Wet disc brake	Dry-disc type, hydraulic released, spring applied on front axle input shaft
Emergency Brake	Uses Parking brake	Uses Parking brake

Variants — Source comparison annotation
Source guide	Differing-field count reported
D80E-12 and 10 related models	106

Ratios
Figure	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1	WD600-6
Engine horsepower per 1,000 lb of weight	4.4	5.3	4.3	4.3	4.5	4.6	4.1	5.0	-11.0

Figure	D87E-3	D87E-3 LGP	WD600-6
Pump flow per engine horsepower	0.17 gpm	0.17 gpm	0.08 gpm

Figure	D80E-12	D80E-18	D87E-3	D87E-3 LGP	WF450-3	WF450T-3	WF550T-3	WD600-1	WD600-3
Fuel tank per engine horsepower	0.62 gal	0.54 gal	0.56 gal	0.56 gal	0.34 gal	0.64 gal	0.28 gal	0.36 gal	0.36 gal

D80E-12 and 10 related models: forum references

Dated forum-index scope
Forum index	Exact-model query	Exact-model title matches	Broader equipment query	Broader title matches
Heavy Equipment Forums	Komatsu crawler dozer	0	Komatsu crawler dozers	14

Small Komatsu Dozers Good Or Bad (Heavy Equipment Forums, 2026-01-29)
Komatsu Dozers And Hystat Issues (Heavy Equipment Forums, 2024-12-04)
Rippers For Komatsu Dozers (Heavy Equipment Forums, 2018-09-14)
Deere Komatsu CAT Dozers (Heavy Equipment Forums, 2017-01-04)

Used market for the D80E-12 and 10 related models — Dated first-page listing snapshot
Observation date	Listing source	Equipment search	Listings
2026-09-24	MachineryTrader	Komatsu crawler dozer	4

Model	Listed	Model years	Lowest asking	Highest asking	Median asking	Median hours
WD600-1	1	1993	None shown	None shown	None shown	None shown
WD600-3	1	2001	$53,178	$53,178	$53,178	None shown
WD600-6	2	2011 to 2013	$425,000	$425,000	$425,000	None shown

D80E-12 and 10 related models: recall reference — Dated CPSC search
Search date	Database	Names queried	Search result
2026-09-24	U.S. Consumer Product Safety Commission	Komatsu together with the crawler dozer D80E-12, D80E-18, D87E-3, D87E-3 LGP	No matching recall in this search

Sources for this page
Evidence class	Document, classification and recorded date
Reference site	Reference site: Komatsu D80E-12 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu D80E-18 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu D87E-3 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu D87E-3 LGP — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu WF450-3 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu WF450T-3 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu WF550T-3 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu WD600-1 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu WD600-3 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu WD600-6 — RitchieSpecs. Observed 2026-09-24.
Reference site	Reference site: Komatsu WD900-3 — RitchieSpecs. Observed 2026-09-24.
Forum threads	Forum threads: Heavy Equipment Forums thread index for Komatsu D80E-12 and 10 related models — Heavy Equipment Forums. Observed 2026-09-24.
Used-market listings	Used-market listings: MachineryTrader listings for Komatsu WD600-1 — MachineryTrader. 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 D80E-12 and 10 related models: Configuration records

WD600-1

Specification	Source figure
Dimensions and weight
Height To Top Of Cab	13.96 ft
Ground Clearance	1.63 ft
Engine
Number Of Cylinders	6
Engine Model	S6D170
Power Measured @	2,000 rpm
Displacement	1,413 cu in
Aspiration	natural
Gross Power	453.3 hp
Operational
Fuel Capacity	161.2 gal
Cooling System Fluid Capacity	35.7 gal
Engine Oil Capacity	11.4 gal
Operating Voltage	24 V
Alternator Supplied Amperage	50 amps
Blade Capacity	9.9 yd3
Transmission and speeds
Transmission Type	planetary gear type
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	21.8 mph
Max Speed - Reverse	23.6 mph
Standard Blade
Blade Width	15.6 ft
Additional specifications
Length With Blade On Ground	29.86 ft
Width Over Tires	11.72 ft
Wheelbase	13.29 ft
Operating Weight	90,566 lb
Transmission Fluid Capacity	29.1 gal
Hydraulic System Fluid Capacity	57.4 gal
Front Diff Fluid Capacity	29.1 gal
Rear Diff Fluid Capacity	29.1 gal
Steering Angle	40 degrees
Axle Oscillation	13 degrees
Tire Size	35/65-33-24PR
Blade Height	4.9 ft

Source

WD600-3

Specification	Source figure
Dimensions and weight
Height To Top Of Cab	13.92 ft
Ground Clearance	1.58 ft
Engine
Engine Model	SAA6D170E-3
Displacement	1,413 cu in
Aspiration	air-to-air aftercooled, turbocharged
Gross Power	522 hp
Net Power	485 hp
Operational
Fuel Capacity	177 gal
Cooling System Fluid Capacity	42.3 gal
Engine Oil Capacity	12.4 gal
Operating Voltage	24 V
Alternator Supplied Amperage	75 amps
Blade Capacity	10.5 yd3
Transmission and speeds
Transmission Type	full-powershift, planetary gear type
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	22.5 mph
Max Speed - Reverse	24.9 mph
Standard Blade
Blade Width	16.8 ft
Additional specifications
Length With Blade On Ground	30.5 ft
Width Over Tires	11.75 ft
Wheelbase	13.42 ft
Hydraulic System Fluid Capacity	56.8 gal
Front Diff Fluid Capacity	32.8 gal
Rear Diff Fluid Capacity	32.8 gal
Steering Angle	40 degrees
Blade Height	4.7 ft

Source

WD600-6

Specification	Source figure
Dimensions and weight
Height To Top Of Cab	13.95 ft
Ground Clearance	1.63 ft
Overall Length	32.24 ft
Engine
Number Of Cylinders	6
Engine Model	SAA6D170E-5
Engine Type	Water-cooled, 4-cycle
Governor	All speed, electronic
Power Measured @	1,800 rpm
Displacement	1,861 cu in
Aspiration	Turbo-charged, After cooled, , cooled EGR
Gross Power	530 hp
Net Power	527 hp
Driveline
Transmission	Full power-shift, planetary type
Capacities
Engine Oil	22.7 gal
Hydraulic System
Hydraulic System Type	Double-acting Piston type
Pump Type	Piston-pump
Pump Flow Capacity	43.1 gpm
Standard Blade
Blade Width	Straight blade-5100 mm (16'9"; U blade-4870 mm (16'0")
Additional specifications
Width Over Tires	11.72 ft
Wheelbase	161.42 in
Blade Capacity (SAE Rated)	Straight blade-8.0 m3 (10.5 yd3); U blade-10.6 m3 (13.8 yd3)
Operating Weight	Straight blade-48100 kg 106,040 lb, U blade 49115 kg 108,280 lb
Turning Circle	45.81 ft
Max.Lift Above Ground	Straight blade-1500 mm(4"11"); U blade 1485 mm (4'10")
Maximum Tilt Adjustment	Straight blade-1430 mm (4'8"); U blade 1340 mm (4'5")
Max.Drop Below Ground	Straight blade-450 mm (1'6"); U blade 490 mm (1\\7")
Steering System Type	Articulated type, full-hydraulic power steering
Articulation Angle	43 degrees each direction
Minimum Turning Radius At The Centre Of Outside Tire	23.3 ft
Lubrication System	Method- Gear pump, force-lubrication Filter-Full-flow type
Piston Displacement	1,413 cu in
Air Cleaner	Dry type with double elements and dust evacuator , plus dust indicator
Bore And Stroke	170mm170mm 6.69"6.69"
Fan Drive Type	Hydraulic
Fuel System	Direct injection
Fuel Tank - Diesel	189.7 gal
Hydraulic Tank	117 gal
Cooling System	38.8 gal
Torque Converter, Transmission And Retarder Cooling	21.9 gal
Axle Each (Front & Rear)	41 gal
Torque Converter	3-elements, 1-Stage, 2-phase
Relief Valve Setting	34.3 MPa 350kgf/cm2, 4980 psi
No.Of Cylinders	2
Control Valve	3 spool type
Blade Lift Control	Raise, hold lower and float
Blade Tilt And Pitch Contol	Tilt-left, hold and Tilt-right, pitch for forward and back
Alternator	75 Ampere
Batteries	2 x 12-Volt, 200Ah
Starter Motor	24-Volt, 7.5 kW
Front & Rear	45/65 R45 XLDD(L4)
Rims	36.00-45
Drive System	Four-wheel drive
Front	Fixed, full-floating
Rear	Center-pin-support, full-floating, 26 degree total Oscillation
Reduction Gear	Spiral bevel gear
Differential Gear	Conventional type
Final Reduction Gear	Planetary gear, sinlge reduction
Service Brake	Hydraulically actuated, wet disc brakes actuate on four wheels
Parking Brake	Wet disc brake
Emergency Brake	Uses Parking brake

Source

WD900-3

Specification	Source figure
Engine
Number Of Cylinders	12
Engine Model	SA12V140
Engine Type	Water-cooled, 4-cycle
Power Measured @	2,000 rpm
Displacement	1,861 cu in
Aspiration	Turbo-charged
Driveline
Transmission	Full power-shift, planetary Gear type
Capacities
Engine Oil	34.9 gal
Hydraulic System
Hydraulic System Type	Double-acting Piston type
Pump Type	Two Piston-pumps, one for switch pump
Standard Blade
Blade Width	Semi-U blade-6470 mm (21'3"); Coal blade-7400 mm (24'3")
Additional specifications
Blade Capacity (SAE Rated)	Semi-U blade-26.0 m3 (34.0 cu.yd); Coal blade-45.0 m3 (58.9 cu.yd)
Max.Lift Above Ground	Semi-U blade-1580 mm(5"2"); Coal blade 1560 mm (5'1")
Maximum Tilt Adjustment	Semi-U blade-1330 mm (4'4"); Coal blade 1710 mm (5'7")
Max.Drop Below Ground	Semi-U blade-680 mm (2'3"); Coal blade 680 mm (2'3")
Maximum Pitch Angle Adjustment	+-8"
Steering System Type	Articulated type, full-hydraulic power steering
Articulation Angle	40 degees each direction
Minimum Turning Radius At The Centre Of Outside Tire	30.2 ft
Piston Displacement	1,861 cu in
Bore And Stroke	140mm165mm 5.5"6.5"
Fuel System	Direct injection
Horsepower (Gross)	637 Kw 853 Hp (SAE J1340) 637 Kw 865 PS (DIN 6270)
Fuel Tank - Diesel	377.8 gal
Hydraulic Tank	191.5 gal
Cooling System	79.5 gal
Torque Converter, Transmission And Retarder Cooling	37 gal
Axle Each (Front & Rear)	95.1 gal
Torque Converter	3-elements, 1-Stage, 1-phase
Relief Valve Setting	320 kg/cm2 4550 PSI
No.Of Cylinders	2
Control Valve	Double spool type, pilot control
Blade Lift Control	Raise, hold lower and float
Blade Tilt And Pitch Contol	Tilt-left, hold and Tilt-right, pitch for forward and back
Front & Rear	45/65 R45 XLDD(L4)
Rims	36.00-45
Drive System	Four-wheel drive
Front	Fixed, full-floating
Rear	Center-pin-support, full-floating +-11 Oscillation
Reduction Gear	Spiral bevel gear
Differential Gear	Straight bevel gear
Final Reduction Gear	Planetary gear, sinlge reduction, oil bath
Service Brake	4-Wheel systematic break for front/rear wheel, hydraulically actuated for wet disc
Parking Brake	Dry-disc type, hydraulic released, spring applied on front axle input shaft
Emergency Brake	Uses Parking brake

Source

D80E-12

Specification	Source figure
Dimensions and weight
Width Over Tracks	8.54 ft
Length W/O Blade	15.08 ft
Length Of Track On Ground	10.01 ft
Undercarriage
Standard Shoe Size	22.05 in
Number Of Track Rollers Per Side	7
Track Gauge	6.57 ft
Ground Pressure	7.68 psi
Engine
Engine Model	NH-220-CI
Gross Power	180 hp
Displacement	743 cu in
Operational
Operating Weight	40,560 lb
Fuel Capacity	111 gal
Cooling System Fluid Capacity	17.2 gal
Transmission and speeds
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	4.6 mph
Max Speed - Reverse	6 mph
Transmission Type	helical gear constant mesh
Standard Blade
Blade width	11.9 ft
Blade height	50.4 in
Capacity	7.8 yd3
Cutting Depth	23.1 in

Source

D80E-18

Specification	Source figure
Dimensions and weight
Width Over Tracks	8.6 ft
Height To Top Of Cab	11.14 ft
Ground Clearance	1.33 ft
Length W/O Blade	14.39 ft
Length Of Track On Ground	8.96 ft
Undercarriage
Standard Shoe Size	22.05 in
Number Of Track Rollers Per Side	7
Track Gauge	6.57 ft
Ground Pressure	7.9 psi
Engine
Engine Model	NT-855
Gross Power	220 hp
Displacement	855 cu in
Max Torque	759 lb-ft
Operational
Operating Weight	41,900 lb
Fuel Capacity	118.9 gal
Cooling System Fluid Capacity	20.9 gal
Transmission and speeds
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	5 mph
Max Speed - Reverse	5.9 mph
Transmission Type	helical gear constant mesh
Standard Blade
Blade width	12.3 ft
Blade height	51.8 in
Capacity	8.5 yd3
Cutting Depth	19.3 in

Source

D87E-3

Specification	Source figure
Dimensions and weight
Length W/ Blade	20.08 ft
Width Over Tracks	8.34 ft
Height To Top Of Cab	11.42 ft
Ground Clearance	1.58 ft
Length W/O Blade	14.8 ft
Undercarriage
Standard Shoe Size	22.05 in
Number Of Shoes Per Side	42
Ground Pressure	9.58 psi
Ground Contact Area	5,425 in2
Number Of Track Rollers Per Side	7
Track Pitch	8.51 in
Engine
Number Of Cylinders	6
Engine Model	S6D125E-2
Gross Power	247 hp
Power Measured @	2,100 rpm
Max Torque	737 lb-ft
Displacement	673.8 cu in
Torque Measured @	1,400 rpm
Aspiration	Turbocharged
Net Power	230 hp
Operational
Fuel Capacity	129.5 gal
Cooling System Fluid Capacity	15.6 gal
Engine Oil Capacity	8 gal
Hydraulic Fluid Capacity	35.2 gal
Powertrain Fluid Capacity	34.7 gal
Final Drives Fluid Capacity	10.1 gal
Operating Voltage	24 V
Transmission and speeds
Transmission Type	Modular countershaft -type power shift
Number Of Forward Gears	6
Number Of Reverse Gears	6
Max Speed - Forward	6.5 mph
Max Speed - Reverse	7.6 mph
Hydraulic System
Pump Type	Mulitple pump gear
Relief Valve Pressure	2,400 psi
Pump Flow Capacity	38.4 gpm
Standard Blade
Blade width	11.5 ft
Capacity	9.3 yd3
Cutting Depth	17.3 in
Additional specifications
Length Of Track On Ground	10.11 ft
Track Gauge	6.5 ft
Operating Weight	52,907 lb
Alternator Supplied Amperage	50 amps
Blade height	63 in

Source

D87E-3 LGP

Specification	Source figure
Dimensions and weight
Length W/ Blade	20.08 ft
Width Over Tracks	10.01 ft
Height To Top Of Cab	11.42 ft
Ground Clearance	1.58 ft
Length W/O Blade	14.8 ft
Undercarriage
Standard Shoe Size	22.05 in
Number Of Shoes Per Side	42
Ground Pressure	9.58 psi
Ground Contact Area	5,425 in2
Number Of Track Rollers Per Side	7
Track Pitch	8.51 in
Engine
Number Of Cylinders	6
Engine Model	S6D125E-2
Gross Power	247 hp
Power Measured @	2,100 rpm
Max Torque	737 lb-ft
Displacement	673.8 cu in
Torque Measured @	1,400 rpm
Aspiration	Turbocharged
Net Power	230 hp
Operational
Fuel Capacity	129.5 gal
Cooling System Fluid Capacity	15.6 gal
Engine Oil Capacity	8 gal
Hydraulic Fluid Capacity	35.2 gal
Powertrain Fluid Capacity	34.7 gal
Final Drives Fluid Capacity	10.1 gal
Operating Voltage	24 V
Transmission and speeds
Transmission Type	Modular countershaft -type power shift
Number Of Forward Gears	6
Number Of Reverse Gears	6
Max Speed - Forward	6.5 mph
Max Speed - Reverse	7.6 mph
Hydraulic System
Pump Type	Mulitple pump gear
Relief Valve Pressure	2,400 psi
Pump Flow Capacity	38.4 gpm
Standard Blade
Blade width	11.5 ft
Capacity	9.3 yd3
Cutting Depth	17.3 in
Additional specifications
Length Of Track On Ground	11.16 ft
Track Gauge	7.32 ft
Operating Weight	52,907 lb
Alternator Supplied Amperage	50 amps
Blade height	63 in

Source

WF450-3

Specification	Source figure
Dimensions and weight
Length W/ Blade	28.96 ft
Width Over Tracks	3.45 ft
Height To Top Of Cab	12.26 ft
Ground Clearance	1.56 ft
Engine
Engine Model	SA6D125E-2
Gross Power	260.2 hp
Max Torque	774.5 lb-ft
Displacement	673.8 cu in
Operational
Fuel Capacity	89 gal
Cooling System Fluid Capacity	18 gal
Engine Oil Capacity	10 gal
Hydraulic Fluid Capacity	42 gal
Operating Voltage	24 V
Transmission and speeds
Transmission Type	Full powershift transmission
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	6.2 mph
Max Speed - Reverse	6.5 mph
Hydraulic System
Pump Type	2 pump system w/ main ,switch pump
Standard Blade
Blade width	2.8 ft
Cutting Depth	14.8 in
Additional specifications
Operating Weight	57,320 lb
Alternator Supplied Amperage	75 amps

Source

WF450T-3

Specification	Source figure
Dimensions and weight
Length W/ Blade	24.68 ft
Width Over Tracks	3.45 ft
Height To Top Of Cab	12.26 ft
Ground Clearance	1.56 ft
Engine
Engine Model	SA6D125E-2
Gross Power	260.2 hp
Max Torque	774.5 lb-ft
Displacement	673.8 cu in
Operational
Fuel Capacity	166 gal
Cooling System Fluid Capacity	23 gal
Engine Oil Capacity	7.5 gal
Hydraulic Fluid Capacity	37 gal
Operating Voltage	24 V
Transmission and speeds
Transmission Type	FullPowershift transmission
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	6.2 mph
Max Speed - Reverse	6.5 mph
Hydraulic System
Pump Type	2 pump system w/ main ,switch pump
Standard Blade
Blade width	14 ft
Cutting Depth	17.8 in
Additional specifications
Operating Weight	55,998 lb
Alternator Supplied Amperage	75 amps
Blade height	74.9 in

Source

WF550T-3

Specification	Source figure
Dimensions and weight
Length W/ Blade	26.73 ft
Width Over Tracks	3.94 ft
Height To Top Of Cab	13.82 ft
Ground Clearance	1.65 ft
Engine
Engine Model	SA6D140E
Gross Power	315.2 hp
Max Torque	1,014 lb-ft
Displacement	927.6 cu in
Operational
Fuel Capacity	89 gal
Cooling System Fluid Capacity	18 gal
Engine Oil Capacity	10 gal
Hydraulic Fluid Capacity	42 gal
Operating Voltage	24 V
Transmission and speeds
Transmission Type	Full powershift trannsmission
Number Of Forward Gears	4
Number Of Reverse Gears	4
Max Speed - Forward	5.1 mph
Max Speed - Reverse	7.9 mph
Hydraulic System
Pump Type	2 pump system w/main ,switch pump
Standard Blade
Blade width	15 ft
Cutting Depth	18.9 in
Additional specifications
Operating Weight	77,382 lb
Alternator Supplied Amperage	75 amps
Blade height	79 in

Source

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Komatsu D80E-12 and 10 related models specifications

D80E-12 and 10 related models: forum references

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Komatsu D80E-12 and 10 related models: Configuration records