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Fiat 540 vs Fiat 55-66
Verdict: Fiat 540 vs Fiat 55-66
The Fiat 540 and the Fiat 55-66 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 54 hp. Fiat 55-66 is the lighter machine (2,925 kg vs 4,630 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Fiat 55-66 holds more fuel (73.1 L vs 54.1 L) for longer stints between fills. Fiat 55-66 is the newer design (1985 vs 1973). 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
Fiat
62
Fit score
Best match
Clear
Fiat
62
Fit score
Best match
Clear
Rated power
54 hp
54 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
FiatReference
FiatReference
Engine
With 12-28 rear tires.Reference
liquid-cooledReference
Fuel tank
54.1 LReference
73.1 LReference
Engine
40.3 kWReference
40.5 kWReference
Displacement
2.6 LReference
2.7 LReference
Bore/Stroke
100 x 110 mmReference
100 x 115 mmReference
Power
40.3 kWReference
40.5 kWReference
Compression
17:1Reference
—
Rated RPM
2600Reference
2500Reference
Torque
—
176.0 NmReference
Torque RPM
—
1300Reference
Transmission
Type
gearReference
—
Gears
8 forward and 2 reverseReference
12 forward and 4 reverseReference
PTO & Hydraulics
Pump flow
23.5 lpmReference
34.5 lpmReference
Rear Type
II/IReference
—
Rear lift
1549 kgReference
2900 kgReference
Rear PTO Type
540 (1.375)Reference
540/1000Reference
Dimensions
Wheelbase
195 cmReference
218 cmReference
Weight
4630 to 5181 poundsReference
2925 kgReference
Front tire
7.50-16Reference
7.50-16Reference
Rear tire
12.4-32Reference
14.9R28Reference
Ag front
9.50-20 (4WD)Reference
11.2R24 (4WD)Reference
Ag rear
12.4-32Reference
14.9R28Reference
Length
309 cmReference
363 cmReference
2WD Weight
2100 kgReference
—
4WD Weight
2350 kgReference
—
Height
—
238 cmReference
Speeds
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.