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Allis Chalmers 545B vs Allis Chalmers HD-11 Series B
Verdict: Allis Chalmers 545B vs Allis Chalmers HD-11 Series B
The Allis Chalmers 545B and the Allis Chalmers HD-11 Series B are both industrial tractors — here is how they stack up on the figures that matter. Allis Chalmers HD-11 Series B leads on rated power with 125 hp against 102 hp. Allis Chalmers 545B is the newer design (1972 vs 1971). In short: choose the Allis Chalmers HD-11 Series B for outright pulling power, or the Allis Chalmers 545B if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
Allis Chalmers
85
Fit score
Best match
Clear
Allis Chalmers
85
Fit score
Best match
Clear
Rated power
102 hp
125 hp
Confidence
40%
40%
Guide price
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Overview
Manufacturer
Allis ChalmersReference
Allis ChalmersReference
liquid-cooled inlineReference
liquid-cooledReference
Total built
2023Reference
—
Final drives
planetaryReference
—
Drive
—
crawlerReference
Engine
Engine (net)
76.1 kWReference
—
Displacement
4.9 LReference
8.5 LReference
Bore/Stroke
98 x 108 mmReference
113 x 141 mmReference
Power (net)
76.1 kWReference
—
Rated RPM
2400Reference
—
Starter
electricReference
electricReference
Starter volts
12Reference
24Reference
Engine
—
93.2 kWReference
Power
—
93.2 kWReference
Transmission
Type
power shiftReference
power shiftReference
Gears
4 forward and reverseReference
2 forward and reverseReference
PTO & Hydraulics
Pump flow
208.2 lpmReference
—
Steering flow
56.8 lpmReference
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Dimensions
Wheelbase
279 cmReference
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Weight
8618 kgReference
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Front tire
17.5-25Reference
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Rear tire
17.5-25Reference
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Industrial front
17.5-25Reference
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Industrial rear
17.5-25Reference
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Operating weight
8618 kgReference
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Allis Chalmers 545B attachments
Electrical
Ground
negativeReference
—
Charging system
alternatorReference
alternatorReference
Charging amps
61Reference
20Reference
Allis Chalmers HD-11 Series B Tracks
Width
—
50 cmReference
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.