.png)
Equipment
Brands
J.I. Case 4890 Tractor (1983)
Manufacturer:
J.I. CasePrice:
100,000(USD)Series:
4WD 90 SeriesModel:
4890Factory:
Racine, Wisconsin, USAFull Specifications
NEBRASKA TRACTOR TEST 1330 2
Description
Diesel 12-speed 4WD October 22 - 29, 1979 Link: Nebraska Tractor Test 1330 file PTO performance Drawbar performance Gear 8 used for power test Gear 1I used for pull testPower at rated engine speed
253.41hp / 189.0kWFuel use
15.4gal/hour / 58.3l/hourMax power
218.68hp / 163.1kWMax pull
27,627lbs / 12531kgJ.I. CASE 4890 POWER
Engine
300hp / 223.7kWDrawbar (claimed)
224hp / 167.0kWPTO (claimed)
253hp / 188.7kWDrawbar (tested)
218.68hp / 163.1kWPTO (tested)
253.41hp / 189.0kWENGINE DETAIL
Description
Saab-Scania turbocharged diesel 6-cylinder liquid-cooledDisplacement
674ci / 11.0LBore/Stroke
5.00x5.71inches / 127x 145mmPower
300hp / 223.7kWCompression
14.7:1Rated RPM
2200Starter volts
12Oil capacity
28.4qts / 26.9LCoolant capacity
44qts / 41.6LJ.I. CASE 4890 ENGINE
Description
Saab-Scania 11.0L 6-cyl dieselFuel tank
150gal / 567.8LTRANSMISSION
Transmission
partial powershiftGears
12 forward and 4 reverseClutch
hydraulic dry discOil capacity
52qts / 49.2LDescription
Four ranges with three power shifts in each rangeSPEEDS
Description
With 23.1-30 tiresMECHANICAL
Chassis
4x4 4WDSteering
hydraulic, front, rear or four-wheel crab steeringBrakes
hydraulic dry discCab
Silent Guardian cab standard with air-conditioningTransmission
12-speedHYDRAULICS
Type
closed center PFCPressure
2250psi / 155.1barValves
2 to 4Pump flow
24gpm / 90.8lpmTotal flow
31gpm / 117.3lpmTRACTOR HITCH
Rear Type
IIIRear lift (at 24
12,750lbs / 5783kgPOWER TAKE-OFF (PTO)
Rear PTO
independentRear RPM
1000J.I. CASE 4890 TIRES
Ag front
20.8-34Ag rear
20.8-34 / 23.1-30 / 24.5-32 / 30.5-32DIMENSIONS
Wheelbase
110inches / 279cmLength
243inches / 617cmWidth
99inches / 251cmOperating weight
25,750lbs / 11680kgBallasted weight
28,460lbs / 12909kgGround clearance
18inches / 45cmFront tread
74 to 94inches / 187to 238cmRear tread
74 to 94inches / 187to 238cmDIMENSIONS & TIRES
Wheelbase
110inches / 279cmWeight
25,750lbs / 11680kgFront tire
18.4-34Rear tire
18.4-34ELECTRICAL
Ground
negativeCharging system
alternatorCharging amps
72Battery volts
12 The 4890 model tractor belongs to the 4WD 90 Series of tractors from J.I. Case. The 4890 is a Four-wheel Drive 4WD Tractors type, which is used mostly in the Agriculture Tractors. The 4890 tractor features a engine. This arrangement is more practical in the real world.