Tractor · 1983Unverified
Belarus 420A
Belarus 420A — 400A Series · 51 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
51 hp
Max power
32.6 kW
Weight
3311 kg
Hover a source tag to verify
Overview
ManufacturerBelarusReference
Utility tractorReference
Built in Minsk, BelarusReference
Original price was $14,500 in 1997Reference
Four-wheel driveReference
Final drivesspur gearReference
Differential lockmechanical rearReference
Power steeringReference
Mechanical band brakesReference
Four-post ROPS.Reference
Variants
400A2WD ROPSReference
405A2WD CabReference
420A4WD ROPSReference
425A4WD CabReference
Engine
Belarus 4.1L 4-cyl dieselReference
Engine42.5 kWReference
Drawbar (tested)32.6 kWReference
BelarusReference
dieselReference
4-cylinderReference
air-cooledReference
Displacement4.1 LReference
Bore/Stroke105 x 120 mmReference
Power42.5 kWReference
Air cleaneroil bathReference
Compression16.5:1Reference
Rated RPM1800Reference
Torque219.7 NmReference
Torque RPM1350Reference
Firing order1-3-4-2Reference
Starter volts12Reference
Power at rated engine speed37.8 kWReference
Max power32.6 kWReference
Transmission
8-speed gearReference
11-speedReference
TypegearReference
Gears8 forward and 6 reverseReference
Clutchdry discReference
Gears11 forward and 8 reverseReference
PTO & Hydraulics
PTO (claimed)38.0 kWReference
PTO (tested)37.8 kWReference
Hydraulic system15.5 LReference
Typeopen centerReference
Capacity15.5 LReference
Pressure141.3 barReference
Valves2Reference
Pump flow45.0 lpmReference
Rear TypeIIReference
Controlposition and draft controlReference
Rear lift (at ends)1356 kgReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Engine RPM540@1620Reference
Capacities
Fuel73.8 LReference
Dimensions
Wheelbase225 cmReference
Weight3311 kgReference
Front tire8.00-20Reference
Rear tire13.6-38Reference
Ag front8.00-20Reference
Ag rear13.6-38Reference
Front tread134 to 180 cmReference
Rear tread137 to 183 cmReference
420A Serial Numbers
Location:Serial number plate on the rear of the tractor, on the toolbox.Reference
1983273449Reference
1984276391Reference
1985304013Reference
1986327204Reference
1987357102Reference
1988389751Reference
1989400329Reference
FAQ: How to read a serial number table.Reference
Electrical
Charging systemalternatorReference
Charging amps50Reference
Battery volts12Reference
Test results
Diesel 11-speed 4WDMay 11 - 21, 1990Link: Nebraska Tractor Test 1638 fileReference
PTO performanceReference
Fuel use11.7 l/hourReference
Drawbar performanceReference
Gear 6 used for power test.Reference
Max pull3372 kgReference
Gear 3 used for pull test.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.