International Harvester 1586 Specs ( 1976-1981 )
Production
| Description | Row-Crop tractor / Built in Rock Island, Illinois, USA / Original price was $43,300 in 1981 |
|---|---|
| Manufacturer | International Harvester |
| Total built | 13,636 |
Engine
| Engine type | International Harvester 7.1L 6-cyl diesel |
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| Air cleaner | dual dry element |
| Bore/Stroke | 4.30x5.00 inches (109 x 127 mm) |
| Coolant capacity | 27 qts (25.6 L) |
| Description | International Harvester DT436 / turbocharged diesel / 6-cylinder / liquid-cooled |
| Displacement | 436 ci (7.1 L) |
| Rated RPM | 2500 |
| Oil capacity | 20 qts (18.9 L) |
| Drawbar (claimed) | 140 hp (104.4 kW) |
| Drawbar (tested) | 134.94 hp (100.6 kW) |
| PTO (claimed) | 160 hp (119.3 kW) |
| PTO (tested) | 161.55 hp (120.5 kW) |
Transmission
| Gears | 12 forward and 6 reverse |
|---|---|
| Oil capacity | 108 qts (102.2 L) |
| Transmission | Torque Amplifier |
| Transmission type | 12-speed two-speed power shift |
| Type | two-speed power shift |
Mechanical
| Cab | Cab standard with air-conditioning. Open operator station and four-post ROPS available. |
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| Description | Hydraulic disc brakes |
| Drive type | Two- or four-wheel drive |
| Final drives | planetary |
| Steering | power assist |
Capacity
| Fuel | 63 gal (238.5 L) |
|---|---|
| Hydraulic system | 27 gal (102.2 L) |
Hydraulics
| Capacity | 27 gal (102.2 L) |
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| Pump flow | 12 gpm (45.4 lpm) |
| Type | open center |
| Valves | 2 |
Hitch
| Rear Type | III |
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PTO
| Engine RPM | 1000@2100 |
|---|---|
| Rear PTO | independent |
| Rear PTO Type | 1000 (1.75) |
Electrical
| Batteries | 2 |
|---|---|
| Battery CCA | 470 |
| Battery volts | 12 |
| Charging amps | 42 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Ground clearance | 14 inches (35 cm) |
|---|---|
| Height (cab) | 116 inches (294 cm) |
| Length | 169 inches (429 cm) |
| Wheelbase | 105 inches (266 cm) |
| Width | 112 inches (284 cm) |
| Front tire | 11.00-16 |
| Rear tire | 20.8-38 |
| Weight | 13600 to 15120 pounds |
| Wheelbase | 105 inches (266 cm) |
| Ag front | 11.00-16 |
| Ag rear | 20.8-38 |
1586 Serial Number Location
| Description | Frame, right side ahead of the rear axle. |
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1586 Serial Numbers
| 1976 | 8601 |
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| 1977 | 10652 |
| 1978 | 14506 |
| 1979 | 16347 |
| 1980 | 18451 |
| 1981 | 21501 |
| Description | FAQ: How to read a serial number table. |
International Harvester 1586 Weight
| Ballasted | 17600 lbs (7983 kg) |
|---|---|
| Operating | 15120 lbs (2WD duals cab) (6858 kg) |
| Shipping | 13600 lbs (6168 kg) |
Nebraska Tractor Test 1248
| Description | Diesel 12-speed 2WDJune 3 - 22, 1977Link: Nebraska Tractor Test 1248 file / PTO performance / Drawbar performance |
|---|---|
| Fuel use | 10.6 gal/hour (40.1 l/hour) / 9.5 gal/hour (36.0 l/hour) / 10.4 gal/hour (39.4 l/hour) |
| Max power | 134.94 hp (100.6 kW) |
| Max pull | 16,665 lbs (7559 kg) |
| Power at rated engine speed | 161.55 hp (120.5 kW) |
| Power at rated PTO speed | 156.09 hp (116.4 kW) |
References
| Description | 1978 Buyer's Guide published by International Harvester / 1979 Buyer's Guide published by International Harvester / Buyer's Guide 1981 published by International Harvester / Series 86 Tractors published in 1976, by International Harvester / 86 Series Tractors - The pro-ag line published in 1976, by International Harvester / Operator's Manual 786, 886, 986, 1086, 1486, 1586 and Hydro-186 Tractors (1096207R4) published in 1986 |
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Speeds
| Description | 20.8-38 rear tires. |
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