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Belarus 420A

Belarus 420A tractor
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The Belarus 420A is a utility tractor produced from 1983 to 1997 as part of the 400A Series. It features a 4.1L 4-cylinder air-cooled diesel engine producing 57 hp, with options for 8-speed or 11-speed gear transmissions. The tractor is four-wheel drive with mechanical rear differential lock and power steering. It has a rear independent PTO with 540 rpm and a rear hitch with position and draft control. The 420A was built in Minsk, Belarus, and originally sold for $14,500 in 1997.
Belarus 420Atractorutility tractor4WDdiesel engine57 hp400A SeriestransmissionPTOhydraulicsdimensions
Power57 hp
Founded1983 - 1997
Model420A

Technical Specifications

Detailed specifications and technical data for Belarus 420A

Power

Engine power:57 hp (42.5 kW)
PTO (tested):50.68 hp (37.8 kW)
PTO (claimed):51 hp (38.0 kW)
Drawbar (tested):43.73 hp (32.6 kW)

Tires

Ag rear:13.6-38
Ag front:8.00-20
Rear tire:13.6-38
Front tire:8.00-20

Engine

Type:diesel
Power:57 hp (42.5 kW)
Torque:162 lb-ft (219.7 Nm)
Cooling:air-cooled
Cylinders:4-cylinder
Rated RPM:1800
Torque RPM:1350
Air cleaner:oil bath
Bore/Stroke:4.13x4.72 inches (105 x 120 mm)
Displacement:253.2 ci (4.1 L)
Firing order:1-3-4-2
Manufacturer:Belarus
Starter volts:12
Compression ratio:16.5:1

Capacity

Fuel tank:19.5 gal (73.8 L)
Hydraulic system:4.1 gal (15.5 L)

Variants

400A:2WD ROPS
405A:2WD Cab
420A:4WD ROPS
425A:4WD Cab

Dimensions

Weight:7300 lbs (3311 kg)
Wheelbase:88.6 inches (225 cm)
Rear tread:54.1 to 72.4 inches (137 to 183 cm)
Front tread:53.1 to 71.1 inches (134 to 180 cm)

Electrical

Battery volts:12
Charging amps:50
Charging system:alternator

Hydraulics

Type:open center
Valves:2
Capacity:4.1 gal (15.5 L)
Pressure:2050 psi (141.3 bar)
Pump flow:11.9 gpm (45.0 lpm)

Mechanical

ROPS:Four-post ROPS
Drive:Four-wheel drive
Brakes:Mechanical band brakes
Final drives:spur gear
Power steering:Yes
Differential lock:mechanical rear

Production

Type:Utility tractor
Series:400A Series
Built in:Minsk, Belarus
Original price:$14,500 in 1997
Years produced:1983 - 1997

Transmission

Type:gear
Clutch:dry disc
Options:8-speed gear, 11-speed
Gears (8-speed):8 forward and 6 reverse
Gears (11-speed):11 forward and 8 reverse

Tractor hitch

Control:position and draft control
Rear Type:II
Rear lift capacity:2990 lbs (1356 kg)

420A Serial Numbers

1983:273449
1984:276391
1985:304013
1986:327204
1987:357102
1988:389751
1989:400329
Location:Serial number plate on the rear of the tractor, on the toolbox.

Power Take-off (PTO)

Rear PTO:independent
Engine RPM:540@1620
Rear PTO Type:540 (1.375)

Related Models

Belarus 400A

Model:400A

Belarus 405A

Model:405A

Belarus 425A

Model:425A