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John Deere 450E

John Deere 450E tractor
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The John Deere 450E is a bulldozer produced from 1985 to 1988, built in Dubuque, Iowa, USA. It features a John Deere 4.5L 4-cylinder diesel engine producing 70 hp net and 73 hp gross, with an 8-speed two-speed power shift transmission. The tractor has a four-post ROPS with an optional cab, and offers various blade attachments. It has a fuel capacity of 31 gallons and a hydraulic system capacity of 10.5 gallons. The 450E was available in a long track variant (450E-LT).
John Deere 450Ebulldozertractorspecsenginetransmissiondimensionshydraulicsattachments
Power-
Founded-
Model450E

Technical Specifications

Detailed specifications and technical data for John Deere 450E

Power

Engine (net):70 hp (52.2 kW)
Engine (gross):73 hp (54.4 kW)
Drawbar (claimed):51 hp (38.0 kW)

Engine

Type:diesel
Model:John Deere 4-276D
Torque:228 lb-ft (309.2 Nm)
Cooling:liquid-cooled
Starter:electric
Cylinders:4-cylinder
Rated RPM:2100
Torque RPM:1200
Bore/Stroke:4.19x5.00 inches (106 x 127 mm)
Compression:16.8:1
Power (net):70 hp (52.2 kW)
Displacement:276 ci (4.5 L)
Oil capacity:15 qts (14.2 L)
Power (gross):73 hp (54.4 kW)
Starter volts:12
Coolant capacity:12 qts (11.4 L)

Capacity

Fuel:31 gal (117.3 L)
Hydraulic system:10.5 gal (39.7 L)

Variants

450E-LT:long track

Dimensions

Rear tread:52 inches (132 cm)
Height (ROPS):100.9 inches (256 cm)
Operating weight:14590 lbs (6405 dozer) (6618 kg)
6405 dozer length:152 inches (386 cm)
6410 dozer length:154 inches (391 cm)
6415 dozer length:142 inches (360 cm)
Rear tread (wide-track):60 inches (152 cm)
Operating weight (wide-track):15365 lbs (6405 wide-track) (6969 kg)

Electrical

Ground:negative
Batteries:1 (2 Optional)
Battery volts:12
Charging system:alternator

Hydraulics

Type:open center
Capacity:10.5 gal (39.7 L)
Pressure:2250 psi (155.1 bar)
Pump flow:17 gpm (64.3 lpm)
Optional pump flow:23 gpm (87.1 lpm)

Mechanical

ROPS:Four-post ROPS. Cab optional.

Production

Type:Bulldozer
Built in:Dubuque, Iowa, USA
Years made:1985 - 1988

References

450E/6405 Bulldozer:published in 1987, by John Deere
Utility Equipment Purchasing Guide:published in 1987, by John Deere

Attachments

Blade:90" Blade, John Deere 6405, front-mount, 90 inches width (228 cm), 32 inches height (81 cm), 37.4 inches lift (94 cm), 11 inches tilt (27 cm), Angling 25°, 12.6 inches cut (32 cm), hydraulic-lift, hydraulic-angle
Blade 2:106" Blade, John Deere 6410, front-mount, 106 inches width (269 cm), 32 inches height (81 cm), 48 inches lift (121 cm), 11 inches tilt (27 cm), Angling 25°, 12.5 inches cut (31 cm), hydraulic-lift, manual-angle
Blade 3:96" Blade, John Deere 6415, front-mount, 96 inches width (243 cm), 32 inches height (81 cm), 41 inches lift (104 cm), 11.5 inches tilt (29 cm), 13 inches cut (33 cm), hydraulic-lift

Transmission

Type:two-speed power shift
Gears:8 forward and 4 reverse
Notes:Two speeds, plus reverse, in four ranges. Speeds within a range can be shifted without clutching.
Clutch:279mm disc
Oil capacity:32 qts (30.3 L)

Serial Numbers

1985:715504 to 726000
1987:733270
1988:741669

Power Take-off (PTO)

Rear PTO:independent Optional
Rear PTO Type:1000