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Tractor · 1979Unverified

J.I. Case 4890

Name: J.I. Case 4890
Brand: J.I. Case

J.I. Case 4890 — 4WD 90 Series · 253 hp. Reference specifications; pending source verification.

The J.I. Case 4890 is a tractor with a power output of 253 hp, placing it at the higher end of its class. Manufactured from 1979 to 1983, this model features a 6-cylinder turbocharged diesel liquid-cooled engine, paired with a four-wheel drive system and a powershift transmission. The tractor has a listed operating weight of 11,680 kg and is suitable for large-scale operations spanning 1,500+ acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

253 hp

Max power

163.1 kW

Weight

11680 kg

Catalogue coverage

Variants represented

Richest spec table

79 rows

Recorded power

253 hp

Recorded weight

11680 kg

Transmissions

12-speed

Production years

1979-1983

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerJ.I. CaseReference

Four-wheel Drive (4WD) tractorReference

Built in Racine, Wisconsin, USAReference

Total built2,716Reference

Original price was $100,000 in 1983Reference

Drive4x4 4WDReference

Steeringhydraulic, front, rear or four-wheel crab steeringReference

Hydraulic dry disc brakesReference

Silent Guardian cab standard with air-conditioning.Reference

Engine

Saab-Scania 11.0L 6-cyl dieselReference

Fuel tank567.8 LReference

Engine223.7 kWReference

Drawbar (claimed)167.0 kWReference

Drawbar (tested)163.1 kWReference

Saab-ScaniaReference

turbocharged dieselReference

6-cylinderReference

liquid-cooledReference

Displacement11.0 LReference

Bore/Stroke127 x 145 mmReference

Power223.7 kWReference

Compression14.7:1Reference

Rated RPM2200Reference

Starter volts12Reference

Oil capacity26.9 LReference

Coolant capacity41.6 LReference

Power at rated engine speed189.0 kWReference

Max power163.1 kWReference

Transmission

12-speedReference

Transmissionpartial powershiftReference

Gears12 forward and 4 reverseReference

Clutchhydraulic dry discReference

Oil capacity49.2 LReference

Four ranges with three power shifts in each range.Reference

PTO & Hydraulics

PTO (claimed)188.7 kWReference

PTO (tested)189.0 kWReference

Typeclosed center PFCReference

Pressure155.1 barReference

Valves2 to 4Reference

Pump flow90.8 lpmReference

Total flow117.3 lpmReference

Rear TypeIIIReference

Rear lift (at 24"/610mm)5783 kgReference

Rear PTOindependentReference

Rear PTO Type1000Reference

Dimensions

Wheelbase279 cmReference

Weight11680 kgReference

Front tire18.4-34Reference

Rear tire18.4-34Reference

Ag front18.4-34Reference

Ag rear18.4-34Reference

Ag front20.8-34Reference

Ag front23.1-30Reference

Ag front24.5-32Reference

Ag front30.5-32Reference

Ag rear20.8-34Reference

Ag rear23.1-30Reference

Ag rear24.5-32Reference

Ag rear30.5-32Reference

Length617 cmReference

Width251 cmReference

Operating weight11680 kgReference

Ballasted weight12909 kgReference

Ground clearance45 cmReference

Front tread187 to 238 cmReference

Rear tread187 to 238 cmReference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps72Reference

Battery volts12Reference

Test results

Diesel 12-speed 4WDOctober 22 - 29, 1979Link: Nebraska Tractor Test 1330 fileReference

PTO performanceReference

Fuel use58.7 l/hourReference

Drawbar performanceReference

Fuel use58.3 l/hourReference

Gear 8 used for power test.Reference

Max pull12531 kgReference

Gear 1I used for pull test.Reference

Speeds

With 23.1-30 tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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