j i case 4890
 | 1979 - 1983
4WD 90 SeriesFour-wheel Drive (4WD) tractor | 1979 - 1983 | 4WD 90 Series | Four-wheel Drive (4WD) tractor |
|---|---|---|---|---|
1979 - 1983 | ||||
4WD 90 Series | ||||
Four-wheel Drive (4WD) tractor | ||||
1979 - 1983 | |
|---|---|
4WD 90 Series | |
Four-wheel Drive (4WD) tractor |
Production | |
|---|---|
Manufacturer | J.I. Case |
Four-wheel Drive (4WD) tractor | |
Built in Racine, Wisconsin, USA | |
Total built | 2,716 |
Original price was $100,000 in 1983 | |
J.I. Case 4890 Engine | |
|---|---|
Saab-Scania 11.0L 6-cyl diesel | |
Fuel tank | 150 gal
567.8 L |
Engine details ...  | |
J.I. Case 4890 Transmission | |
|---|---|
12-speed | |
Transmission details ...  |
J.I. Case 4890 Power | |
|---|---|
Engine | 300 hp
223.7 kW |
Drawbar (claimed) | 224 hp
167.0 kW |
PTO (claimed) | 253 hp
188.7 kW |
Drawbar (tested) | 218.68 hp
163.1 kW |
PTO (tested) | 253.41 hp
189.0 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Drive | 4x4 4WD |
Steering | hydraulic, front, rear or four-wheel crab steering |
Hydraulic dry disc brakes | |
Silent Guardian cab standard with air-conditioning. | |
Photos | |
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 | |
J.I. Case 4890 photos...  |
Hydraulics | |
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Type | closed center PFC |
Pressure | 2250 psi
155.1 bar |
Valves | 2 to 4 |
Pump flow | 24 gpm
90.8 lpm |
Total flow | 31 gpm
117.3 lpm |
Tractor hitch | |
|---|---|
Rear Type | III |
Rear lift (at 24"/610mm) | 12,750 lbs
5783 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 1000 |
Dimensions & Tires | |
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Wheelbase | 110 inches
279 cm |
Weight | 25,750 lbs
11680 kg |
Front tire | 18.4-34 |
Rear tire | 18.4-34 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 72 |
Battery volts | 12 |
References | |
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 | |
4890 Tractor published in 1979, by J.I. Case | |
The most advanced design 4-wheel drive tractors Case ever built published in 1979, by J.I. Case | |
The new look in farm power published in 1981, by J.I. Case | |
Power for all-season productivity published in 1982, by J.I. Case | |
The Tractor Specialist Buyers Guide published in 1983, by J.I. Case | |
The Tractor Specialist Buyers Guide published in 1984, by J.I. Case |
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