John Deere industrial tractors

John Deere 450D

The John Deere 450D is a bulldozer manufactured by John Deere from 1982 to 1985. It features a 3.6L 4-cylinder turbocharged diesel engine producing 72 hp gross and 67 hp net. The tractor has an 8-speed partial power shift transmission with 4 reverse gears and a crawler drive. It includes a four-post ROPS standard with an optional cab. The 450D has a fuel capacity of 31 gallons and a hydraulic system capacity of 9.5 gallons. It weighs 14,640 lbs and has 16-inch wide tracks. The tractor can be equipped with a front-mounted 90-inch John Deere 6405 blade attachment. Electrical system includes a 12-volt alternator and one battery with an optional second battery.

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Model450D

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Technical Specifications

Detailed specifications and technical data for John Deere 450D

Power

Engine (net)	67 hp (50.0 kW)
Engine (gross)	72 hp (53.7 kW)
Drawbar (claimed)	50.1 hp (37.4 kW)

Engine

Type	turbocharged diesel
Model	John Deere 3.6L 4-cyl diesel
Torque	190 lb-ft (257.6 Nm)
Cooling	liquid-cooled
Starter	electric
Cylinders	4-cylinder
Rated RPM	2500
Torque RPM	1400
Air cleaner	dry
Bore/Stroke	4.02x4.33 inches (102 x 110 mm)
Power (net)	67 hp (50.0 kW)
Displacement	219 ci (3.6 L)
Oil capacity	9 qts (8.5 L)
Power (gross)	72 hp (53.7 kW)
Starter volts	12
Coolant capacity	16 qts (15.1 L)

Tracks

Width	16 inches (40 cm)
Area on ground	2328 in² (1.5 m²)
Ground pressure	6.3 psi (0.4 bar)
Length on ground	72.75 inches (184 cm)

Capacity

Fuel	31 gal (117.3 L)
Hydraulic system	9.5 gal (36.0 L) *Total system capacity with 6405 bulldozer.

Dimensions

Length	148 inches (375 cm) *Length with 6405 bulldozer.
Height (ROPS)	103.5 inches (262 cm)
Operating weight	14640 lbs (6640 kg)
6405 dozer length	148 inches (375 cm)

Electrical

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

Hydraulics

Type	open center
Capacity	9.5 gal (36.0 L) *Total system capacity with 6405 bulldozer.
Pressure	2250 psi (155.1 bar)
Pump flow	17 gpm (64.3 lpm), 23 gpm (87.1 lpm)

Mechanical

ROPS	Four-post ROPS standard. Optional cab.
Drive	crawler
Brakes	Contracting band brakes

Production

Type	Bulldozer
Built in	Dubuque, Iowa, USA
Years made	1982 - 1985
Manufacturer	John Deere

Attachments

Cut	12.6 inches (32 cm)
Lift	37.4 inches (94 cm)
Tilt	11 inches (27 cm)
Blade	90" Blade
Model	John Deere 6405
Mount	front-mount
Width	90 inches (228 cm)
Height	32 inches (81 cm)
Angling	25°