International Harvester 956

The International Harvester 956 is a tractor produced by International Harvester. It is equipped with a 358 ci 5.9 L engine. The listed engine power is Diesel (net): 95 hp / 70.8 kW. Transmission: 16 forward and 8 reverse. Operating weight: 9458 to 10538 pounds.

Engine Power

Diesel (net): 95 hp / 70.8 kW

Fuel & Capacities

37 gal 140.0 L

Transmission

16 forward and 8 reverse

Operating Weight

9458 to 10538 pounds

Overview

	1982 - 1985 56XL SeriesRow-Crop tractor 56XL Series Row-Crop tractor

Production
Manufacturer	International Harvester
Row-Crop tractor
Built in Neuss, Germany

Variants
956XL	deluxe cab

International Harvester 956 Engine
International Harvester 5.9L 6-cyl diesel
Engine details ...

International Harvester 956 Transmission
16-speed two-speed power shift
Transmission details ...

International Harvester 956 Power
Engine (net)	95 hp 70.8 kW
PTO (claimed)	91 hp 67.9 kW

Mechanical
Two- or four-wheel drive
Final drives	planetary
Differential lock	mechanical rear
Power steering
Four-post ROPS. Standard cab and deluxe XL cab optional.

Capacity
Fuel	37 gal 140.0 L
Hydraulic system	12.2 gal 46.2 L

Hydraulics
Type	open center
Capacity	12.2 gal 46.2 L
Pressure	2346 psi 161.8 bar
Pump flow	11.1 gpm 42.0 lpm

Tractor hitch
Rear Type	II
Control	position and draft control
Rear lift (at ends)	9171 lbs 4159 kg
	11023 lbsOptOptional 5000 kg

Power Take-off (PTO)
Rear PTO	independent
Clutch	310mm dry disc
Rear PTO Type	540/1000
Engine RPM	540@1920
	1000@2000

Dimensions & Tires
2WD Wheelbase	103.4 inches 262 cm
4WD Wheelbase	101.9 inches 258 cm
Weight	9458 to 10538 pounds
Front tire	10.00-16
2WD Rear tire	16.9R38
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	55
Battery volts	12
Battery AH	110

References

956XL - 1056XL published by International Harvester

Engine

Engine Detail — 358 ci / 5.9 L Diesel

Manufacturer	International Harvester D-358
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	358 ci 5.9 L
Bore/Stroke	3.875x5.0625 inches 98 x 129 mm
Power (net)	95 hp 70.8 kW
Fuel system	direct injection
Air cleaner	dry
Rated RPM	2200
Torque	250 lb-ft 339.0 Nm
Torque RPM	1400
Starter volts	12
Oil capacity	12.7 qts 12.0 L
Coolant capacity	25.4 qts 24.0 L

Transmission

Transmission — 16 forward and 8 reverse two-speed power shift

Type	two-speed power shift
Gears	16 forward and 8 reverse
Clutch	310mm cerametallic disc

Dimensions

International Harvester 956 Tires
2WD Standard tires (ag)	Front: 10.00-16. Rear: 16.9R38
4WD Standard tires (ag)	Front: 12.4R28. Rear: 16.9R38

Dimensions
2WD Wheelbase	103.4 inches 262 cm
4WD Wheelbase	101.9 inches 258 cm
2WD Length	165 inches 419 cm
4WD Length	166.5 inches 422 cm
Width	91 inches 231 cm
Height (cab)	108 inches 274 cm
2WD Cab Weight	9458 lbs 4290 kg
4WD Cab Weight	10538 lbs 4780 kg
4WD Clearance (front axle)	15 inches 38 cm
2WD Front tread	59 to 71 inches 149 to 180 cm
4WD Front tread	64 to 75 inches 162 to 190 cm
Rear tread	67 to 87 inches 170 to 220 cm

Photos

International 956XL, left side.

International 956XL, right side.

International 956XL, rear view.

Recommended Implements & Sizing Guide

Engineering recommendations for International Harvester 956 based on its 95 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	78 to 84 in200 - 215 cm	Heavy Duty	Heavy commercial tiller with multi-speed gearbox.
Disc HarrowSecondary Tillage	10 to 14 ft Tandem / Offset3.0 - 4.2 m 重型交错耙	Heavy Duty	Aggressive residue cutting in corn/cotton stubble.
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 956.

Estimated Continuous Field Runtime: 7.5 hrs

Approximately 7.5 hours of continuous field operation at ~75% rated power on a full tank (37 gal / 140.1 L).

Estimated 75% Load Fuel Burn~4.9 gal/hr (18.7 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