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Tractor · 1979Unverified

J.I. Case 4490

Name: J.I. Case 4490
Brand: J.I. Case

J.I. Case 4490 — 4WD 90 Series · 175 hp. Reference specifications; pending source verification.

The J.I. Case 4490 is a high-powered tractor rated at 175 hp. It was produced from 1979 to 1983 and features a 6-cylinder turbocharged diesel liquid-cooled engine. This engine powers the tractor's four-wheel drive, which is equipped with a powershift transmission. The listed weight of the 4490 is 9453 kg.

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

Rated power

175 hp

Max power

112.0 kW

Weight

9453 kg

Catalogue coverage

Variants represented

Richest spec table

78 rows

Recorded power

175 hp

Recorded weight

9453 kg

Transmissions

12-speed three-speed power shift

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

Original price was $70,800 in 1983Reference

Drive4x4 4WDReference

Final drivesoutboard planetaryReference

Power four-wheel steeringReference

Hydraulic dry disc brakesReference

Silent Guardian cab standard with air-conditioning.Reference

Engine

Case 8.3L 6-cyl dieselReference

Fuel tank484.5 LReference

Engine156.6 kWReference

Drawbar (claimed)114.1 kWReference

Drawbar (tested)112.0 kWReference

CaseReference

turbocharged dieselReference

6-cylinderReference

liquid-cooledReference

Displacement8.3 LReference

Bore/Stroke117 x 127 mmReference

Power156.6 kWReference

Air cleanerdual paper elementsReference

Compression15.8:1Reference

Rated RPM2200Reference

Starter volts12Reference

Coolant capacity45.4 LReference

Power at rated engine speed130.6 kWReference

Max power112.0 kWReference

Transmission

12-speed three-speed power shiftReference

Typethree-speed power shiftReference

Gears12 forward and 4 reverseReference

Clutchhydraulic wet discReference

Three power shift gears, plus reverse gear, in four ranges.Reference

PTO & Hydraulics

PTO (claimed)130.5 kWReference

PTO (tested)130.6 kWReference

Typeclosed centerReference

Pressure155.1 barReference

Valves2 to 4Reference

Pump flow117.3 lpmReference

SCV flow90.8 lpmReference

Rear TypeIIIReference

Rear lift4989 kgReference

Rear PTOindependentReference

Rear PTO Type1000 (1.375)Reference

Dimensions

Wheelbase259 cmReference

Weight9453 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

Length589 cmReference

Width243 cmReference

Operating weight9453 kgReference

Ballasted weight10183 kgReference

Ground clearance45 cmReference

Front tread182 to 233 cmReference

Rear tread182 to 233 cmReference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps72Reference

Battery volts12Reference

Test results

Diesel 12-speed 4WDOctober 15 - 20, 1979Link: Nebraska Tractor Test 1328 fileReference

PTO performanceReference

Fuel use43.5 l/hourReference

Drawbar performanceReference

Fuel use42.8 l/hourReference

Gear 8 used for power test.Reference

Max pull9707 kgReference

Gear 1-I 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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