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John Deere 550B

John Deere 550B tractor
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The John Deere 550B is a bulldozer manufactured by John Deere from 1985 to 1987. It features a turbocharged 4-cylinder 4.5L diesel engine producing 86 hp gross and 78 hp net. The tractor uses a 3-speed full power shift transmission and a crawler drive. It has a four-post ROPS canopy with an optional cab. The 550B has a fuel tank capacity of 36 gallons and hydraulic system with open center type, 2250 psi pressure, and pump flow options of 17 or 23 gpm. The tractor weighs 15,475 lbs and has 16-inch wide tracks with optional wide tracks of 24 inches. Electrical system includes a 12-volt battery and alternator charging. Attachments include blades of various sizes and configurations.
John Deere 550Bbulldozertractorspecificationsenginetransmissiondimensionshydraulicsattachments
Power-
Founded-
Model550B

Technical Specifications

Detailed specifications and technical data for John Deere 550B

Power

Engine (net):78 hp (58.2 kW)
Engine (gross):86 hp (64.1 kW)

Engine

Type:turbocharged diesel, 4-cylinder, liquid-cooled
Model:John Deere 4.5L 4-cyl diesel
Torque:250 lb-ft (339.0 Nm)
Starter:electric
Fuel tank:36 gal (136.3 L)
Rated RPM:2200
Torque RPM:1300
Air cleaner:dry
Bore/Stroke:4.19x5.00 inches (106 x 127 mm)
Compression:16.8:1
Power (net):78 hp (58.2 kW)
Displacement:276 ci (4.5 L)
Oil capacity:15 qts (14.2 L)
Power (gross):86 hp (64.1 kW)
Starter volts:12
Coolant capacity:20 qts (18.9 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)
Wide-track width:24 inches (60 cm)
Wide-track area on ground:3429 in² (2.2 m²)
Wide-track ground pressure:4.4 psi (0.3 bar)
Wide-track length on ground:72.75 inches (184 cm)

Dimensions

Gauge:52 inches (132 cm)
Weight:15475 lbs (7019 kg)
Height (ROPS):100.9 inches (256 cm)
6405 dozer length:148 inches (375 cm)
6410 dozer length:154 inches (391 cm)
6415 dozer length:142 inches (360 cm)

Electrical

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

Hydraulics

Type:open center
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 canopy. Cab available.
Drive:crawler

Production

Type:Bulldozer
Years made:1985 - 1987
Manufacturer:John Deere

Attachments

Blade:blade

Transmission

Type:full power shift
Gears:3 forward and reverse

Related Models

John Deere 550A

Model:550A