J.I. Case 4890 VS RK Tractors RK74PSC specs comparison

J.I. Case 4890

General Infos

Make	J.I. Case
Model	4890
Country	Unites states
Production	From 1979  Until 1983
Price	100,000  USD
Tractor type	-
Fuel	-
Service repair manual	J.I. Case 4890 Manual

Dimensions, sizes and tires

AG front tires	18.4-34
AG rear tires	18.4-34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	-
Length	243 inches 617 cm
Width	99 inches 251 cm
Height	-
Wheelbase	110 inches 279 cm
Ground clearance	18 inches 45 cm
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	-
Cylinders	6 cylinders
Engine power	300 hp 223.7 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	-
Fuel injection	-
Fuel tank size	150 gal 567.8 L
Oil capacity	28.4 qts 26.9 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	J.I. Case 4890 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	72 amps

Clutch and gearbox specs

Trans system	-
Trans type	-
Trans gears	12 forward and 4 reverse
Clutch system	hydraulic dry disc

Cabine and mechanical specs

Wheel drive	4x4 4WD
Final drive	-
Steering	hydraulic, front, rear or four-wheel crab steering
Braking system	hydraulic dry disc
Cabin type	Silent Guardian standard with A/C
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	224 hp 167.0 kW
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	253 hp 188.7 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	III
Rear hitch lift	12,750 lbs 5783 kg
Front hitch	-
Front hitch lift	-

RK Tractors RK74PSC

General Infos

Make	RK Tractors
Model	RK74PSC
Country	United states
Production	From 2018
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	RK Tractors RK74PSC Manual

Dimensions, sizes and tires

AG front tires	11.2-24
AG rear tires	19.6-30
Lawn front tires	12-20.5
Lawn rear tires	12-20.5
Indus front tires	15-19.5
Indus rear tires	18.4-24
Weight	6052 lbs or 2745 kg
Length	157.5 inches [400 cm]
Width	76.4 inches [194 cm]
Height	103.3 inches [262 cm]
Wheelbase	86.1 inches [218 cm]
Ground clearance	18.3 inches [46 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	177 ci or 2.9 L
Cylinders	4 cylinders
Engine power	74 hp or 55.2 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	common rail direct injection
Fuel tank size	23.8 gal or 90.1 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	RK Tractors RK74PSC Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	power shuttle
Trans gears	16 forward and reverse
Clutch system	wet disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	-
Cabin type	Cab standard with air-conditioning
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	10.3 gpm or 39.0 lpm
SVC flow	-
Steering flow	5.8 gpm or 22.0 lpm
Tank capacity	-
Hydraulic pressure	-
Max flow	16.1 gpm or 60.9 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	64.1 hp or 47.8 kW
Real power	-
Engine @RPM	-
PTO Clutch	electro-hydraulic
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position and draft control
Rear hitch	II
Rear hitch lift	5115 lbs or 2320 kg
Front hitch	-
Front hitch lift	-

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