International Harvester 1255
The International Harvester 1255 is a tractor produced by International Harvester. It is equipped with a 358 ci 5.9 L engine. The listed engine power is Diesel (listed): 125 hp / 93.2 kW. Transmission: 12 forward and 5 reverse. Operating weight: 12215 lbs 5540 kg.
Engine Power
Diesel (listed): 125 hp / 93.2 kW
Fuel & Capacities
52.8 gal
199.8 L
Transmission
12 forward and 5 reverse
Operating Weight
12215 lbs
5540 kg
Overview
 | 1979 - 1985 |
|---|
Production | |
|---|---|
Manufacturer | International Harvester |
Built in Neuss, Germany | |
International Harvester 1255 Engine | |
|---|---|
International Harvester 5.9L 6-cyl diesel | |
Fuel tank | 52.8 gal
199.8 L |
Engine details ...  | |
International Harvester 1255 Power | |
|---|---|
Engine | 125 hp
93.2 kW |
Mechanical | |
|---|---|
Four-wheel drive |
Hydraulics | |
|---|---|
Pump flow | 13.2 gpm
50.0 lpm |
Tractor hitch | |
|---|---|
Rear lift | 10143 lbs
4600 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540, 1000 |
Dimensions & Tires | |
|---|---|
Wheelbase | 110.24 inches
280 cm |
Weight | 12215 lbs
5540 kg |
Front tire | 14.9R28 |
Rear tire | 20.8R38 |
Full dimensions and tires ...  | |
References | |
|---|---|
 | |
Field Force published in 1981, by International Harvester |
Engine
Engine Detail — 358 ci / 5.9 L Diesel
Manufacturer | International Harvester |
Configuration | turbocharged diesel, 6-cylinder, liquid-cooled |
Displacement | 358 ci
5.9 L |
Bore/Stroke | 3.875x5.0625 inches
98 x 129 mm |
Power | 125 hp
93.2 kW |
Rated RPM | 2200 |
Transmission
Transmission options | |
|---|---|
20-speed | |
12-speed |
Transmission — 20 forward and 9 reverse
Gears | 20 forward and 9 reverse |
Transmission — 12 forward and 5 reverse
Gears | 12 forward and 5 reverse |
Dimensions
International Harvester 1255 Tires | |
|---|---|
Ag front | 14.9R28 |
Ag rear | 20.8R38 |
Dimensions | |
|---|---|
Wheelbase | 110.24 inches
280 cm |
Length | 186.61 inches
473 cm |
Height | 115.75 inches
294 cm |
Weight | 12215 lbs
5540 kg |
Photos
International Harvester 1255 row-crop tractor.
Recommended Implements & Sizing Guide
Engineering recommendations for International Harvester 1255 based on its 125 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm) | Heavy Duty | Heavy primary tillage; semi-mounted hitch recommended. |
Rotary Cutter / MowerMowing & Clearing | 10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼 | Heavy Duty | Wide swath pasture and crop residue shredding. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙 | Commercial / Field Scale | Wide commercial field leveling; requires hydraulic remotes. |
Hay BalerHay & Forage | 5x6 Round Baler or 3x3 Mid Square1.5x1.8 m 大圆捆或中型方捆机 | Heavy Duty | High density baling; requires minimum 85 PTO HP. |
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 International Harvester 1255.
Estimated Continuous Field Runtime: 8.1 hrs
Approximately 8.1 hours of continuous field operation at ~75% rated power on a full tank (52.8 gal / 199.9 L).
Estimated 75% Load Fuel Burn~6.5 gal/hr (24.6 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
International Harvester 1255 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for International Harvester 1255.
Converted Equivalents:
Horsepower (HP)125 hp
Kilowatts (kW)93.2 kW
Metric Horsepower (PS / CV)126.7 PS
Direct Competitor Comparison
Compare International Harvester 1255 against same-era industry alternatives in the same horsepower class.
Current Model
International Harvester
International Harvester 1255
Engine Power:Diesel (listed): 125 hp / 93.2 kW
★ Baseline Reference
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