John Deere industrial tractors

John Deere 450E

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).

Power-

Founded-

Model450E

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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