J.I. Case 4890: all source data
All 69 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | J.I. Case |
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| (no label) | Four-wheel Drive (4WD) tractor |
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| (no label) | Built in Racine, Wisconsin, USA |
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| Total built | 2,716 |
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| (no label) | Original price was $100,000 in 1983 |
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Engine| (no label) | Saab-Scania 11.0L 6-cyl diesel |
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| Fuel tank | 150 gal | 567.8 L |
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Transmission| (no label) | 12-speed |
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Power| Engine | 300 hp | 223.7 kW |
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| Drawbar (claimed) | 224 hp | 167.0 kW |
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| PTO (claimed) | 253 hp | 188.7 kW |
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| Drawbar (tested) | 218.68 hp | 163.1 kW |
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| PTO (tested) | 253.41 hp | 189.0 kW |
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Mechanical| Drive | 4x4 4WD |
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| Steering | hydraulic, front, rear or four-wheel crab steering |
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| (no label) | Hydraulic dry disc brakes |
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| (no label) | Silent Guardian cab standard with air-conditioning. |
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Hydraulics| Type | closed center PFC |
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| Pressure | 2250 psi | 155.1 bar |
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| Valves | 2 to 4 |
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| Pump flow | 24 gpm | 90.8 lpm |
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| Total flow | 31 gpm | 117.3 lpm |
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Hitch| Rear Type | III |
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| Rear lift (at 24"/610mm) | 12,750 lbs | 5783 kg |
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Pto| Rear PTO | independent |
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| Rear PTO Type | 1000 |
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Dimensions| Wheelbase | 110 inches | 279 cm |
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| Weight | 25,750 lbs | 11680 kg |
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| Front tire | 18.4-34 |
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| Rear tire | 18.4-34 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 72 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Saab-Scania |
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| (no label) | turbocharged diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 674 ci | 11.0 L |
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| Bore/Stroke | 5.00x5.71 inches | 127 x 145 mm |
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| Power | 300 hp | 223.7 kW |
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| Compression | 14.7:1 |
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| Rated RPM | 2200 |
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| Starter volts | 12 |
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| Oil capacity | 28.4 qts | 26.9 L |
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| Coolant capacity (Coolant) | 44 qts | 41.6 L |
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Transmission
Transmission| Transmission | partial powershift |
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| Gears | 12 forward and 4 reverse |
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| Clutch | hydraulic dry disc |
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| Oil capacity | 52 qts | 49.2 L |
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| (no label) | Four ranges with three power shifts in each range. |
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Dimensions
Tires| Ag front | 18.4-34 |
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| Ag rear | 18.4-34 |
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| Ag front | 20.8-34 |
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| Ag front | 23.1-30 |
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| Ag front | 24.5-32 |
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| Ag front | 30.5-32 |
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| Ag rear | 20.8-34 |
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| Ag rear | 23.1-30 |
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| Ag rear | 24.5-32 |
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| Ag rear | 30.5-32 |
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Dimensions| Wheelbase | 110 inches | 279 cm |
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| Length | 243 inches | 617 cm |
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| Width | 99 inches | 251 cm |
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| Operating weight | 25,750 lbs | 11680 kg |
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| Ballasted weight | 28,460 lbs | 12909 kg |
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| Ground clearance | 18 inches | 45 cm |
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| Front tread | 74 to 94 inches | 187 to 238 cm |
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| Rear tread | 74 to 94 inches | 187 to 238 cm |
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