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J.I. Case 4890

J.I. Case 4890 tractor
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The J.I. Case 4890 is a four-wheel drive tractor produced from 1979 to 1983 as part of the 4WD 90 Series. Built in Racine, Wisconsin, USA, a total of 2,716 units were made. It features a turbocharged 11.0L 6-cylinder Saab-Scania diesel engine producing 300 hp. The tractor has a 12-speed partial powershift transmission with hydraulic dry disc clutch and offers advanced hydraulic and mechanical features including four-wheel crab steering and a Silent Guardian cab with air-conditioning. It is equipped with a rear independent 1000 PTO and a category III rear hitch with a lift capacity of 12,750 lbs at 24 inches. The 4890 is known for its robust power and versatility in farm applications.
J.I. Case 48904WD tractorfarm tractorSaab-Scania engine300 hp tractorCase 4890 specsCase 4WD 90 Series
Power300 hp
Founded1979 - 1983
Model4890

Technical Specifications

Detailed specifications and technical data for J.I. Case 4890

Power

Engine:300 hp (223.7 kW)
PTO (tested):253.41 hp (189.0 kW)
PTO (claimed):253 hp (188.7 kW)
Drawbar (tested):218.68 hp (163.1 kW)
Drawbar (claimed):224 hp (167.0 kW)

Tires

Ag rear:18.4-34, 20.8-34
Ag front:18.4-34, 20.8-34
Other rear:23.1-30, 24.5-32, 30.5-32
Other front:23.1-30, 24.5-32, 30.5-32

Engine

Make:Saab-Scania
Type:turbocharged diesel
Power:300 hp (223.7 kW)
Cooling:liquid-cooled
Cylinders:6-cylinder
Fuel tank:150 gal (567.8 L)
Rated RPM:2200
Bore/Stroke:5.00x5.71 inches (127 x 145 mm)
Compression:14.7:1
Displacement:674 ci (11.0 L)
Oil capacity:28.4 qts (26.9 L)
Starter volts:12
Coolant capacity:44 qts (41.6 L)

Dimensions

Width:99 inches (251 cm)
Length:243 inches (617 cm)
Wheelbase:110 inches (279 cm)
Rear tread:74 to 94 inches (187 to 238 cm)
Front tread:74 to 94 inches (187 to 238 cm)
Ballasted weight:28,460 lbs (12909 kg)
Ground clearance:18 inches (45 cm)
Operating weight:25,750 lbs (11680 kg)

Electrical

Ground:negative
Battery volts:12
Charging amps:72
Charging system:alternator

Hydraulics

Type:closed center PFC
Valves:2 to 4
Pressure:2250 psi (155.1 bar)
Pump flow:24 gpm (90.8 lpm)
Total flow:31 gpm (117.3 lpm)

Mechanical

Cab:Silent Guardian cab standard with air-conditioning.
Drive:4x4 4WD
Brakes:Hydraulic dry disc brakes
Steering:hydraulic, front, rear or four-wheel crab steering

Production

Type:Four-wheel Drive (4WD) tractor
Series:4WD 90 Series
Built in:Racine, Wisconsin, USA
Total built:2,716
Original price:$100,000 in 1983
Years produced:1979 - 1983

Transmission

Type:partial powershift
Gears:12 forward and 4 reverse
Clutch:hydraulic dry disc
Description:Four ranges with three power shifts in each range.
Oil capacity:52 qts (49.2 L)

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

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