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Allis Chalmers 811GT vs Allis Chalmers T-811
Verdict: Allis Chalmers 811GT vs Allis Chalmers T-811
The Allis Chalmers 811GT and the Allis Chalmers T-811 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 11 hp. Allis Chalmers 811GT is the lighter machine (198 kg vs 204 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers T-811 is the newer design (1982 vs 1979). 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
Allis Chalmers
62
Fit score
Best match
Clear
Rated power
11 hp
11 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Allis ChalmersReference
Allis ChalmersReference
air-cooled vertical-shaftReference
Three-speed gear transmission with variable speed lever.Reference
Engine
Fuel tank
8.3 LReference
8.3 LReference
Displacement
24.36 ciReference
24.36 ciReference
Bore/Stroke
87 x 67 mmReference
87 x 67 mmReference
Power (gross)
8.2 kWReference
—
Rated RPM
3400Reference
3600Reference
Idle RPM
1750-3400Reference
—
Starter
electricReference
—
Starter volts
12Reference
12Reference
Power
—
8.2 kWReference
Oil capacity
—
1.1 LReference
Transmission
1
—
ThrottleReference
2
—
Gear shiftReference
3
—
VariatorReference
4
—
Clutch/brakeReference
Type
belt-driven gearReference
belt-driven gearReference
Gears
3 forward and 1 reverseReference
3 forward and 1 reverseReference
Transmission
—
Vari-ShiftReference
PTO & Hydraulics
Mid PTO
independentReference
—
Clutch
mechanical idler pulleyReference
mechanical idler pulleyReference
Front PTO
—
independentReference
Dimensions
Wheelbase
115 cmReference
—
Weight
198 kgReference
50 kgReference
Front tire
15x6.00-6Reference
15x6.00-6Reference
Rear tire
20x8.00-10Reference
23x10.50-12Reference
Lawn/turf front
15x6.00-6Reference
15x6.00-6Reference
Lawn/turf rear
20x8.00-10Reference
23x10.50-12Reference
Length
168 cmReference
170 cmReference
Width
85 cmReference
96 cmReference
Height (steering wheel)
101 cmReference
105 cmReference
Height (hood)
87 cmReference
91 cmReference
Allis Chalmers 811GT attachments
Electrical
Ground
negativeReference
negativeReference
Charging amps
3Reference
—
Battery volts
12Reference
12Reference
Battery AH
39Reference
—
Attachment overview
Allis Chalmers T-811 attachments
T-811 Serial Number Location
Links
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.