J.I. Case 4890
| | 1979 - 1983 |
| 4WD 90 Series | | Four-wheel Drive (4WD) tractor |
|
Series map:
4690
4890
261.0hp
300.0hp
| 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 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. |
| Hydraulics |
| 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
|
| Electrical |
| Ground | negative
|
| Charging system | alternator
|
| Charging amps | 72
|
| Battery volts | 12
|
| References |
 |
| 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 |
| Page information |
 |
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| Peter Easterlund - owner/author |
| Email: Peter@TractorData.com |
| Updated on June 18, 2022 |
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Engine details ...
J.I. Case 4890 photos...
Full dimensions and tires ...