International Harvester 4786 tractor specifications

1978 - 1981

1978 - 1981 Four-wheel Drive (4WD) tractorSteiger built

Series:

Series:4586 ← 47867788 ↓

1976 - 1981

Four-wheel Drive (4WD) tractor

Steiger built

Production

Production
Distributor:	International Harvester
Manufacturer:	Steiger
Type:	Four-wheel Drive (4WD) tractor
Factory:	Fargo, North Dakota, USA
Original price:	$68,500 (1981 )

International Harvester 4586 Power

International Harvester 4586 Power
Engine:	300 hp 223.7 kW
PTO (claimed):	235 hp 175.2 kW
Drawbar (tested):	228.01 hp 170.0 kW
power test details ...

International Harvester 4586 Engine

International Harvester 4586 Engine
International Harvester 13.1L 8-cyl diesel
Fuel tank:	170 gal 643.5 L
Engine details ...

Mechanical

Mechanical
Chassis:	4x4 articulated 4WD
Steering:	hydrostatic power
Brakes:	hydraulic wet disc
Cab:	Cab standard with air-conditioning.
Transmission:	10-speed
Transmission details ...

Hydraulics

Hydraulics
Pump flow:	19 gpm 71.9 lpm

Tractor hitch

Tractor hitch
Rear Type:	IV*Optional

Dimensions & Tires

Dimensions & Tires
Wheelbase:	118 inches 299 cm
Weight:	25,750 lbs 11680 kg
Front tire:	24.5-32
Rear tire:	24.5-32
Full dimensions and tires ...

4586 Serial Numbers

4586 Serial Numbers
Location:	Top step on left side
1976:	501
1977:	815
1978:	1340
1979:	1945
1980:	2501
1981:	2853
how to read serial numbers...

Production

Production Distributor:International Harvester
Manufacturer:Steiger
Type:Four-wheel Drive (4WD) tractor
Factory:Fargo, North Dakota, USA
Original price:$78,700 (1981 )

International Harvester 4786 Power

International Harvester 4786 Power Engine:350 hp
261.0 kW
Drawbar (claimed):260 hp
193.9 kW
Drawbar (tested):258.20 hp
192.5 kW
power test details ...

1978 - 1981

Four-wheel Drive (4WD) tractor

Steiger built

Series:

Series:	4586 ←	4786
		7788 ↓

Nebraska Tractor Test 1317

Nebraska Tractor Test 1317
Diesel 10-speed 4WD May 23 - 29, 1979 Link: Nebraska Tractor Test 1317 file
Drawbar performance
Max power:	258.20 hp 192.5 kW
Fuel use:	20.2 gal/hour 76.5 l/hour
Gear 3H used for power test.
Max pull:	33468 lbs 15181 kg
Gear 1H used for pull test.

International Harvester 4786 Engine

International Harvester 4786 Engine International Harvester 13.1L 8-cyl diesel Fuel tank:194 gal
734.3 L
Engine details ...

1978 - 1981

Four-wheel Drive (4WD) tractor

Steiger built

Series:

Series:	4586 ←	4786
		7788 ↓

Engine Detail

Engine Detail
International Harvester DV-800
turbocharged diesel
8-cylinder
liquid-cooled
Displacement:	798 ci 13.1 L
Bore/Stroke:	5.31x4.50 inches 135 x 114 mm
Power:	350 hp 261.0 kW
Air cleaner:	dry
Compression:	15.6:1
Rated RPM:	2600
Starter volts:	12

Mechanical

Mechanical Chassis:4x4 articulated 4WD
Brakes:hydraulic wet disc
Cab:Cab standard with air-conditioning.
Transmission:10-speed sliding gear
Transmission details ...

1978 - 1981

Four-wheel Drive (4WD) tractor

Steiger built

Series:

Series:	4586 ←	4786
		7788 ↓

Transmission

Transmission
Type:	sliding gear
Gears:	10 forward and 2 reverse
Clutch:	dry disc

Speeds

Speeds

Hydraulics

Hydraulics Pump flow:19 gpm
71.9 lpm

Tractor hitch

Tractor hitch Rear Type:IV*Optional

Dimensions & Tires

Dimensions & Tires Wheelbase:118 inches
299 cm
Weight:30200 lbs
13698 kg
Front tire:24.5-32
Rear tire:24.5-32
Full dimensions and tires ...

1978 - 1981

Four-wheel Drive (4WD) tractor

Steiger built

Series:

Series:	4586 ←	4786
		7788 ↓

International Harvester 4786 Tires

International Harvester 4786 Tires
Ag front:	24.5-32
Ag rear:	24.5-32

Dimensions

Dimensions
Wheelbase:	118 inches 299 cm
Operating weight:	30200 lbs 13698 kg *Weight with 23.1-30 duals.
Front tread:	68.1 to 125.1 inches 172 to 317 cm
Rear tread:	68.1 to 125.1 inches 172 to 317 cm