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Allis Chalmers I400 vs Massey-Harris 25
Verdict: Allis Chalmers I400 vs Massey-Harris 25
The Allis Chalmers I400 and the Massey-Harris 25 are both industrial tractors — here is how they stack up on the figures that matter. Both are rated at the same 41 hp. Massey-Harris 25 is the lighter machine (3,685 kg vs 3,980 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers I400 is the newer design (1966 vs 1934). 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
Allis Chalmers
62
Fit score
Best match
Clear
Massey-Harris
62
Fit score
Best match
Clear
Rated power
41 hp
41 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Allis ChalmersReference
Massey-HarrisReference
liquid-cooledReference
liquid-cooledReference
Steering
—
manualReference
Engine
Engine
30.3 kWReference
—
Displacement
2.4 LReference
5.7 LReference
Bore/Stroke
89 x 98 mmReference
111 x 146 mmReference
Power
30.3 kWReference
—
Compression
7.5:1Reference
—
Rated RPM
2000Reference
1200Reference
Firing order
1-2-4-3Reference
—
Belt (claimed)
—
30.6 kWReference
Fuel system
—
Kingston carburetorReference
PTO & Hydraulics
Pressure
155.1 barReference
—
Pump flow
56.8 lpmReference
—
Dimensions
Weight
1134 kgReference
3685 kgReference
Front tire
7.50x16Reference
32x6Reference
Rear tire
14.9x24Reference
42x9Reference
Industrial front
7.50x16Reference
32x6Reference
Industrial rear
14.9x24Reference
42x9 (duals)Reference
Length
—
317 cmReference
Height
—
140 cmReference
Rear tread
—
167 to 167 cmReference
Allis Chalmers I400 attachments
I400 Serial Numbers
1966
1003Reference
—
1967
1281Reference
—
1968
1495Reference
—
Final
1750Reference
—
Attachment overview
Allis Chalmers Backhoe
Backhoe type
Allis Chalmers BackhoeReference
—
Transport height
340 cmReference
—
Digging depth
398 cmReference
—
Reach from pivot
482 cmReference
—
Loading height
266 cmReference
—
Swing Arc
190°Reference
—
Variants
25
—
farm tractorReference
25I
—
industrial tractorReference
Transmission
Type
—
gearReference
Gears
—
3 forward and 1 reverseReference
Clutch
—
dry discReference
Capacities
Diameter
—
48 cmReference
Width
—
230 cmReference
RPM
—
525Reference
Speed
—
796.14 meters/minReference
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.