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International Harvester 4366 vs Upton 225
Verdict: International Harvester 4366 vs Upton 225
The International Harvester 4366 and the Upton 225 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 225 hp. Upton 225 is the lighter machine (9,511 kg vs 9,838 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 4366 is the newer design (1973 vs 1969). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
International Harvester
85
Fit score
Best match
Clear
Upton
85
Fit score
Best match
Clear
Rated power
225 hp
225 hp
Confidence
40%
40%
Guide price
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—
Overview
Distributor
International HarvesterReference
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Manufacturer
SteigerReference
UptonReference
Five forward speeds, plus one reverse, with high and low ranges.Reference
liquid-cooledReference
Steering
hydrostatic powerReference
—
Engine
Engine
167.8 kWReference
167.8 kWReference
Drawbar (claimed)
123.0 kWReference
—
Drawbar (tested)
121.7 kWReference
—
Displacement
7.6 LReference
6.2 LReference
Bore/Stroke
109 x 136 mmReference
110 x 130 mmReference
Power
167.8 kWReference
167.8 kWReference
Compression
15.1:1Reference
16:1Reference
Rated RPM
2600Reference
2200Reference
Idle RPM
850-2600Reference
—
Starter volts
12Reference
—
Oil capacity
17.0 LReference
—
Coolant capacity
34.1 LReference
—
Max power
121.7 kWReference
—
Torque
—
736.3 NmReference
Torque RPM
—
1500Reference
Transmission
Transmission
Fuller syncromeshReference
—
Gears
10 forward and 2 reverseReference
—
Capacities
Fuel
533.7 LReference
—
PTO & Hydraulics
Hydraulic system
117.3 LReference
—
Type
open centerReference
—
Capacity
117.3 LReference
—
Rear valves
2Reference
—
Pump flow
83.3 lpmReference
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Steering flow
64.3 lpmReference
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Pressure
—
172.4 barReference
Valves
—
3Reference
Total flow
—
75.7 lpmReference
Dimensions
Wheelbase
299 cmReference
—
Weight
9838 kgReference
9511 kgReference
Front tire
28.1-26Reference
11x16Reference
Rear tire
28.1-26Reference
23.1x34Reference
Ag front
18.4-38Reference
11x16Reference
Ag rear
18.4-38Reference
23.1x34Reference
Length
612 cmReference
518 cmReference
Width
294 cmReference
401 cmReference
Height (cab)
325 cmReference
—
Operating weight
9838 kgReference
—
Ballasted weight
10432 kgReference
—
Clearance (drawbar)
41 cmReference
—
Front axle
82 mmReference
—
Bar rear axle
82 mmReference
—
Height
—
233 cmReference
Ground clearance
—
40 cmReference
Test results
Fuel use
49.2 l/hourReference
—
Max pull
10495 kgReference
—
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.


