Compare/Allis Chalmers 818GT vs Allis Chalmers 917

Allis Chalmers 818GT vs Allis Chalmers 917

Verdict: Allis Chalmers 818GT vs Allis Chalmers 917

The Allis Chalmers 818GT and the Allis Chalmers 917 are both lawn tractors — here is how they stack up on the figures that matter. Allis Chalmers 818GT leads on rated power with 18 hp against 17 hp. Allis Chalmers 818GT is the lighter machine (195 kg vs 312 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers 917 holds more fuel (11.4 L vs 8.3 L) for longer stints between fills. In short: choose the Allis Chalmers 818GT for outright pulling power, or the Allis Chalmers 917 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Allis Chalmers

Fit score

Best match

Clear

Allis Chalmers

Fit score

Best match

Clear

Rated power

18 hp

17 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Allis ChalmersReference

Image courtesy of Kyle TaylorReference

air-cooled horizontal-shaftReference

Engine

Fuel tank

8.3 LReference

11.4 LReference

Displacement

42.33 ciReference

42.2 ciReference

Bore/Stroke

87 x 58 mmReference

79 x 70 mmReference

Power (gross)

13.4 kWReference

—

Starter

electricReference

Starter volts

12Reference

Power

—

12.7 kWReference

Air cleaner

—

dryReference

Rated RPM

—

3600Reference

Transmission

Type

belt-driven gearReference

belt-driven hydrostaticReference

Gears

3 forward and 1 reverseReference

infinite forward and reverseReference

Oil capacity

—

2.8 LReference

Oil type

—

Allis-Chalmers Power Fluid 821Reference

Oil change

—

400 hReference

PTO & Hydraulics

Mid PTO

independentReference

liveReference

Clutch

mechanical idler pulleyReference

—

Rear PTO

—

liveReference

Front PTO

—

liveReference

Dimensions

Wheelbase

122 cmReference

128 cmReference

Weight

195 kgReference

312 kgReference

Front tire

15x6.00-6Reference

16-6.50x8Reference

Rear tire

20x10.00-10Reference

23-10.50x12Reference

Lawn/turf front

15x6.00-6Reference

16-6.50x8Reference

Lawn/turf rear

20x10.00-10Reference

23-10.50x12Reference

Length

168 cmReference

177 cmReference

Width

90 cmReference

93 cmReference

Height (steering wheel)

101 cmReference

100 cmReference

Height (hood)

87 cmReference

90 cmReference

Clearance (front axle)

—

20 cmReference

Front tread

—

76 cmReference

Rear tread

—

68 cmReference

Allis Chalmers 818GT attachments

Electrical

Ground

negativeReference

Charging amps

3Reference

15Reference

Battery volts

12Reference

Charging system

—

flywheel alternatorReference

Battery AH

—

45Reference

Attachment overview

Allis Chalmers 917 attachments

Links

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.