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Allis Chalmers 912 vs Allis Chalmers T-811

Verdict: Allis Chalmers 912 vs Allis Chalmers T-811

The Allis Chalmers 912 and the Allis Chalmers T-811 are both lawn tractors — here is how they stack up on the figures that matter. Allis Chalmers 912 leads on rated power with 12 hp against 11 hp. Allis Chalmers T-811 is the lighter machine (204 kg vs 661 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers 912 holds more fuel (11.4 L vs 8.3 L) for longer stints between fills. Allis Chalmers T-811 is the newer design (1982 vs 1979). In short: choose the Allis Chalmers 912 for outright pulling power, or the Allis Chalmers T-811 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 912 Lawn Tractor
Allis Chalmers
62
Fit score
Best match
Clear
Allis Chalmers T-811 Lawn Tractor
Allis Chalmers
62
Fit score
Best match
Clear
Rated power
12 hp
11 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
Allis ChalmersReference
Allis ChalmersReference
air-cooled horizontal-shaftReference
Three-speed gear transmission with variable speed lever.Reference
Engine
Fuel tank
11.4 LReference
8.3 LReference
Displacement
29.07 ciReference
24.36 ciReference
Bore/Stroke
86 x 83 mmReference
87 x 67 mmReference
Power
8.9 kWReference
8.2 kWReference
Air cleaner
dryReference
Rated RPM
3600Reference
3600Reference
Starter
electricReference
Starter volts
12Reference
12Reference
Transmission
1
ThrottleReference
2
Gear shiftReference
3
VariatorReference
4
Clutch/brakeReference
Gear Weight
299 kgReference
Gears
infinite forward and reverseReference
3 forward and 1 reverseReference
Oil capacity
2.8 LReference
1.1 LReference
Oil type
Allis-Chalmers Power Fluid 821Reference
Oil change
400 hReference
Transmission
Vari-ShiftReference
PTO & Hydraulics
Type
belt-driven hydrostaticReference
belt-driven gearReference
Rear PTO
liveReference
Mid PTO
liveReference
Front PTO
liveReference
independentReference
Clutch
mechanical idler pulleyReference
Dimensions
Wheelbase
128 cmReference
Weight
661 to 687 poundsReference
50 kgReference
Front tire
16-6.50x8Reference
15x6.00-6Reference
Rear tire
23-8.50x12Reference
23x10.50-12Reference
Lawn/turf front
16-6.50x8Reference
15x6.00-6Reference
Lawn/turf rear
23-8.50x12Reference
23x10.50-12Reference
Length
177 cmReference
170 cmReference
Width
93 cmReference
96 cmReference
Height (steering wheel)
100 cmReference
105 cmReference
Height (hood)
90 cmReference
91 cmReference
Hydro Weight
311 kgReference
Clearance (front axle)
20 cmReference
Front tread
76 cmReference
Rear tread
68 cmReference
Allis Chalmers 912 attachments
Links
Electrical
Ground
negativeReference
negativeReference
Charging system
flywheel alternatorReference
Charging amps
15Reference
Battery volts
12Reference
12Reference
Battery AH
45Reference
Attachment overview
Allis Chalmers T-811 attachments
T-811 Serial Number Location
42" Mower deck
Cutting width
106 cmReference
Overall width
144 cmReference
Cut height
3 to 7 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.

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