Wikitractor

J.I. Case 4890

Production ended · 4WD

PTO power · claimed

253 hp

Weight
25,750 lb
Engines
1 Diesel
Built
2,716
Price new · 1983
$100,000

Power

Engine300 hp unspecified
PTO253 hp claimed
PTO, tested253.4 hp
Drawbar224 hp claimed
Drawbar, tested218.7 hp
Listed power300 hp engine basis

Engines

Saab-Scania 11.0L 6-cyl dieselDiesel · 6 cyl674 ci
Engine details
Saab-Scania 11.0L 6-cyl diesel
Bore × stroke
5 in × 5.71 in
Rated speed
2,200 rpm
Rated power
300 hp
Compression
14.7:1
Aspiration
turbocharged diesel
Cooling
liquid-cooled

Transmissions

partial powershift12F / 4R
Transmission notes

partial powershift: Four ranges with three power shifts in each range.

Weight

Weight25,750 lb operating
Ballasted28,460 lb

Dimensions

Wheelbase110 in
Length243 in
Width99 in
Ground clearance18 in
Front tread, narrowest74 in
Front tread, widest94 in
Rear tread, narrowest74 in
Rear tread, widest94 in

Capacities

Fuel tank150 gal

Hydraulics

Systemclosed center PFC
Pump flow24 gpm
Total flow31 gpm
Pressure2,250 psi
Remote valves2 to 4

Hitch

Rear hitch categoryIII
Rear lift capacityno record
Rear lift at 24 in (610 mm)12,750 lb

PTO

Rear PTOindependent
Rear PTO speeds1000

Chassis

Drive4WD
Steeringhydraulic, front, rear or four-wheel crab steering
BrakesHydraulic dry disc brakes
CabSilent Guardian cab standard with air-conditioning

Tires

Front18.4-34
Rear18.4-34

Electrical

System voltage12 V
Chargingalternator
Charging output72 A
Groundnegative

Production

Total built2,716
Price new$100,000 (1983)
FactoriesRacine, Wisconsin, USA
Built byJ.I. Case

Literature

  • 4890 Tractor J.I. Case, 1979
  • The most advanced design 4-wheel drive tractors Case ever built J.I. Case, 1979
  • The new look in farm power J.I. Case, 1981
  • Power for all-season productivity J.I. Case, 1982
  • The Tractor Specialist Buyers Guide J.I. Case, 1983
  • The Tractor Specialist Buyers Guide J.I. Case, 1984