Production
| Description | Built in Racine, Wisconsin, USA / Original price was $100,000 in 1983 |
|---|---|
| Drive type | Four-wheel Drive (4WD) tractor |
| Manufacturer | J.I. Case |
| Total built | 2,716 |
Engine
| Engine type | Saab-Scania 11.0L 6-cyl diesel |
|---|---|
| Fuel tank | 150 gal (567.8 L) |
| Bore/Stroke | 5.00x5.71 inches (127 x 145 mm) |
| Compression | 14.7:1 |
| Coolant capacity | 44 qts (41.6 L) |
| Description | Saab-Scania / turbocharged diesel / 6-cylinder / liquid-cooled |
| Displacement | 674 ci (11.0 L) |
| Oil capacity | 28.4 qts (26.9 L) |
| Power | 300 hp (223.7 kW) |
| Rated RPM | 2200 |
| Starter volts | 12 |
| Drawbar (claimed) | 224 hp (167.0 kW) |
| Drawbar (tested) | 218.68 hp (163.1 kW) |
| PTO (claimed) | 253 hp (188.7 kW) |
| PTO (tested) | 253.41 hp (189.0 kW) |
Transmission
| Clutch | hydraulic dry disc |
|---|---|
| Description | Four ranges with three power shifts in each range. |
| Gears | 12 forward and 4 reverse |
| Oil capacity | 52 qts (49.2 L) |
| Transmission | partial powershift |
| Transmission type | 12-speed |
Mechanical
| Description | Hydraulic dry disc brakes / Silent Guardian cab standard with air-conditioning. |
|---|---|
| Drive | 4x4 4WD |
| Steering | hydraulic, front, rear or four-wheel crab steering |
Hydraulics
| Pressure | 2250 psi (155.1 bar) |
|---|---|
| Pump flow | 24 gpm (90.8 lpm) |
| Total flow | 31 gpm (117.3 lpm) |
| Type | closed center PFC |
| Valves | 2 to 4 |
Hitch
| Rear lift (at 24"/610mm) | 12,750 lbs (5783 kg) |
|---|---|
| Rear Type | III |
PTO
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 1000 |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 72 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Ballasted weight | 28,460 lbs (12909 kg) |
|---|---|
| Front tread | 74 to 94 inches (187 to 238 cm) |
| Ground clearance | 18 inches (45 cm) |
| Length | 243 inches (617 cm) |
| Operating weight | 25,750 lbs (11680 kg) |
| Rear tread | 74 to 94 inches (187 to 238 cm) |
| Wheelbase | 110 inches (279 cm) |
| Width | 99 inches (251 cm) |
| Front tire | 18.4-34 |
| Rear tire | 18.4-34 |
| Weight | 25,750 lbs (11680 kg) |
| Wheelbase | 110 inches (279 cm) |
| Ag front | 18.4-34 / 20.8-34 |
| Ag rear | 18.4-34 / 20.8-34 |
Nebraska Tractor Test 1330
| Description | Diesel 12-speed 4WDOctober 22 - 29, 1979Link: Nebraska Tractor Test 1330 file / PTO performance / Drawbar performance / Gear 8 used for power test. / Gear 1I used for pull test. |
|---|---|
| Fuel use | 15.5 gal/hour (58.7 l/hour) / 15.4 gal/hour (58.3 l/hour) |
| Max power | 218.68 hp (163.1 kW) |
| Max pull | 27,627 lbs (12531 kg) |
| Power at rated engine speed | 253.41 hp (189.0 kW) |
References
| Description | 4890 Tractor 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 |
|---|---|
| Drive type | The most advanced design 4-wheel drive tractors Case ever built published in 1979, by J.I. Case |
Speeds
| Description | With 23.1-30 tires. |
|---|