Belarus 425A
The Belarus 425A is a tractor produced by Belarus. It is equipped with a 253.2 ci 4.1 L engine. The listed engine power is Diesel (listed): 57 hp / 42.5 kW. Transmission: 8 forward and 6 reverse. Operating weight: 8700 lbs 3946 kg.
Engine Power
Diesel (listed): 57 hp / 42.5 kW
Fuel & Capacities
19.5 gal
73.8 L
Transmission
8 forward and 6 reverse
Operating Weight
8700 lbs
3946 kg
Overview
 | 1994 - 1997
400A SeriesUtility tractor
400A Series
Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | Belarus |
Utility tractor | |
Built in Minsk, Belarus | |
Original price was $16,500 in 1997 | |
Variants | |
|---|---|
400A | 2WD ROPS |
405A | 2WD Cab |
420A | 4WD ROPS |
425A | 4WD Cab |
Belarus 425A Engine | |
|---|---|
Belarus 4.1L 4-cyl diesel | |
Engine details ...  |
Belarus 425A Transmission | |
|---|---|
8-speed sliding gear | |
Transmission details ...  |
Belarus 425A Power | |
|---|---|
Engine | 57 hp
42.5 kW |
PTO (claimed) | 51 hp
38.0 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Final drives | spur gear |
Differential lock | mechanical rear |
Power steering | |
Mechanical band brakes | |
Cab standard. | |
Capacity | |
|---|---|
Fuel | 19.5 gal
73.8 L |
Hydraulic system | 4.1 gal
15.5 L |
Hydraulics | |
|---|---|
Type | open center |
Capacity | 4.1 gal
15.5 L |
Pressure | 2050 psi
141.3 bar |
Valves | 2 |
Pump flow | 11.9 gpm
45.0 lpm |
Tractor hitch | |
|---|---|
Rear Type | II |
Control | position and draft control |
Rear lift (at ends) | 2990 lbs
1356 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540 (1.375) |
Engine RPM | 540@1620 |
Dimensions & Tires | |
|---|---|
Wheelbase | 88.6 inches
225 cm |
Weight | 8700 lbs
3946 kg |
Front tire | 8.00-20 |
Rear tire | 13.6-38 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Charging system | alternator |
Charging amps | 50 |
References | |
|---|---|
 | |
400 Series published in 1996, by Belarus |
Engine
Engine Detail — 253.2 ci / 4.1 L Diesel
Manufacturer | Belarus |
Fuel Type | Diesel |
Configuration | 4-cylinder, air-cooled |
Displacement | 253.2 ci
4.1 L |
Bore/Stroke | 4.13x4.72 inches
105 x 120 mm |
Power | 57 hp
42.5 kW |
Air cleaner | oil bath |
Compression | 16.5:1 |
Rated RPM | 1800 |
Torque | 162 lb-ft
219.7 Nm |
Torque RPM | 1350 |
Firing order | 1-3-4-2 |
Transmission
Transmission — 8 forward and 6 reverse sliding gear
Type | sliding gear |
Gears | 8 forward and 6 reverse |
Dimensions
Belarus 425A Tires | |
|---|---|
Ag front | 8.00-20 |
Ag rear | 13.6-38 |
Dimensions | |
|---|---|
Wheelbase | 88.6 inches
225 cm |
Weight | 8700 lbs
3946 kg |
Photos
Belarus 425A
Recommended Implements & Sizing Guide
Engineering recommendations for Belarus 425A based on its 57 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 6 ft (72 in)1.8 m | Medium Duty | Medium pasture clearing; rear slip-clutch recommended. |
Rotary TillerSeedbed Prep | 66 to 72 in165 - 180 cm | Medium Duty | Standard utility tiller; slip clutch protection required. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | Small Square Baler (14x18")小方捆打捆机 (36x46 cm) | Medium Duty | Classic 2-string baler for horse and small livestock hay. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Belarus 425A.
Estimated Continuous Field Runtime: 6.6 hrs
Approximately 6.6 hours of continuous field operation at ~75% rated power on a full tank (19.5 gal / 73.8 L).
Estimated 75% Load Fuel Burn~3 gal/hr (11.2 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Belarus 425A Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Belarus 425A.
Converted Equivalents:
Horsepower (HP)57 hp
Kilowatts (kW)42.5 kW
Metric Horsepower (PS / CV)57.8 PS
Direct Competitor Comparison
Compare Belarus 425A against same-era industry alternatives in the same horsepower class.
Current Model
Belarus
Belarus 425A
Engine Power:Diesel (listed): 57 hp / 42.5 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester TD-9
Engine Power:51.5
Production Years:1939 - 1962
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