International Harvester 1566 vs John Deere 4555 (A)

7 material differences · fewer than 12

Tractor one

International Harvester 1566

1974–1976

No measured PTO figure

Tractor two

John Deere 4555 (A)

1989–1992

No measured PTO figure

Which should you choose?

We will not advise between these two machines, because they were not built in overlapping years (1974–1976; 1989–1992). The figures below are side by side so you can judge them yourself; each says whether it was measured, claimed or declared by its source.

Field by field

7 material differences · 7 fields identical or within 5%, which is not counted as material

International Harvester 1566 and John Deere 4555 (A), field by field
Field15664555 (A)Gap
Engine
Engine power, claimed claimed161 hp167.8 hp
Engine declaredINTERNATIONAL HARVESTER DT-436John Deere 6.076 TRW-07differs
Displacement declared7.14 L7.63 L+7% 4555 (A)
Maximum torque declared496 lb·ft · 672 N·m
Transmission
Top speed declared18.6 mph · 30 km/h18.6 mph · 30 km/h
Clutch declaredPedal-operated ceramic clutchPedal-operated, hydraulic and oil-cooled multi-plate clutchdiffers
Hydraulics & hitch
Hydraulic centre declaredClosed centre
Pump flow declared12.0 gpm · 45.5 L/min32.8 gpm · 124.2 L/min+173% 4555 (A)
Pressure declared3,002 psi · 207 bar
Three-point lift at ends declared5,798 lb · 2,630 kg
Rear PTO speeds declared1000 rpm1000 rpm
Weight & dimensions
Unladen weight declared15,194 lb · 6,892 kg15,840 lb · 7,185 kg
Wheelbase declared104.8 in · 2,662 mm118.5 in · 3,010 mm+13% 4555 (A)
Length declared168.0 in · 4,267 mm195.9 in · 4,975 mm+17% 4555 (A)
Width declared112.0 in · 2,845 mm108.6 in · 2,758 mm
Height declared125.0 in · 3,175 mm121.5 in · 3,085 mm
Ground clearance declared17.0 in · 432 mm16.5 in · 420 mm
Turning radius, braked declared11.9 ft · 3.63 m
Fuel tank declared168.0 qt · 159.0 L407.9 qt · 386.0 L+143% 4555 (A)

International Harvester 1566 sources

Source
  • Source: Traktorenlexikon, “Farmall Farmall 1566”
  • Source: Traktorenlexikon, “IHC 1466”
  • Source: Traktorenlexikon, “IHC 1566”

John Deere 4555 (A) sources

Source
  • Source: Traktorenlexikon, “John Deere 4555”
  • Source: Traktorenlexikon, “John Deere 4560”