Industrial Tractor · 1983Unverified
John Deere 550A
John Deere 550A — Bulldozer · 86 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
86 hp
Weight
7175 kg
Hover a source tag to verify
Overview
ManufacturerJohn DeereReference
BulldozerReference
Built in Dubuque, Iowa, USAReference
DrivecrawlerReference
Four-post ROPS. Cab optional.Reference
Variants
550AbulldozerReference
555Aloader-crawlerReference
Engine
John Deere 4.5L 4-cyl dieselReference
Engine (gross)64.1 kWReference
Engine (net)58.2 kWReference
John DeereReference
turbocharged dieselReference
4-cylinderReference
liquid-cooledReference
Displacement4.5 LReference
Bore/Stroke106 x 127 mmReference
Power (net)58.2 kWReference
Power (gross)64.1 kWReference
Compression16.2:1Reference
Rated RPM2200Reference
Torque339.0 NmReference
Torque RPM1300Reference
StarterelectricReference
Starter volts12Reference
Oil capacity14.2 LReference
Coolant capacity18.9 LReference
Transmission
3-speed power shiftReference
Typepower shiftReference
Gears3 forward and reverseReference
Oil capacity51.1 LReference
Capacities
Fuel136.3 LReference
PTO & Hydraulics
Hydraulic system36.0 LReference
Typeopen centerReference
Capacity36.0 LReference
Pressure155.1 barReference
Pump flow64.3 lpmReference
Pump flow87.1 lpmReference
Dimensions
Weight7175 kgReference
16-inch tracksReference
6405 dozer length375 cmReference
Height (ROPS)256 cmReference
Operating weight7175 kgReference
Gauge132 cmReference
John Deere 550A attachments
bladeReference
John Deere 550A Tracks
Width40 cmReference
Length on ground184 cmReference
Area on ground1.5 m²Reference
Ground pressure0.5 barReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.