Tractor · 1979Unverified
J.I. Case 4490
J.I. Case 4490 — 4WD 90 Series · 175 hp. Reference specifications; pending source verification.
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
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.