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Ariens GT12 931025 vs Ariens RM1228
Verdict: Ariens GT12 931025 vs Ariens RM1228
The Ariens GT12 931025 and the Ariens RM1228 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 12 hp. Ariens GT12 931025 holds more fuel (17.0 L vs 2.8 L) for longer stints between fills. Ariens RM1228 is the newer design (1991 vs 1981). 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
Ariens
62
Fit score
Best match
Clear
Ariens
62
Fit score
Best match
Clear
Rated power
12 hp
12 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
AriensReference
AriensReference
air-cooled horizontal-shaftReference
air-cooled vertical-shaftReference
Engine
Fuel tank
17.0 LReference
2.8 LReference
Displacement
29.07 ciReference
28.4 ciReference
Bore/Stroke
86 x 83 mmReference
87 x 78 mmReference
Power (gross)
8.9 kWReference
8.9 kWReference
Fuel use
3.8 l/hourReference
—
Air cleaner
dry element with foam precleanerReference
—
Compression
6.6:1Reference
—
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Sparkplug gap
0.635 mmReference
—
Oil capacity
5.2 LReference
—
Transmission
Type
hydrostaticReference
fiction discReference
Gears
infinite forward and reverseReference
6 forward and 1 reverseReference
Oil type
SAE 5W-30Reference
—
Transmission
—
Disc-O-MaticReference
PTO & Hydraulics
Rear Type
0Reference
—
Rear PTO
independentReference
—
Clutch
electricReference
idler pulleyReference
Front PTO
independentReference
—
Front PTO Type
3600Reference
—
Mid PTO
—
independentReference
Dimensions
Wheelbase
121 cmReference
115 cmReference
Weight
405 kgReference
—
Front tire
16x6.50-8Reference
4.10-3.50x4.00Reference
Rear tire
23x8.50-10Reference
16-6.50x8Reference
Lawn/turf front
16x6.50-8Reference
4.10-3.50x4.00Reference
Lawn/turf rear
23x8.50-10Reference
16-6.50x8Reference
Length
189 cmReference
158 cmReference
Width
109 cmReference
—
Height (steering wheel)
121 cmReference
99 cmReference
Shipping weight
405 kgReference
—
Ariens GT12 attachments
Electrical
Ground
negativeReference
negativeReference
Charging system
flywheel alternatorReference
—
Charging amps
15Reference
—
Battery CCA
255Reference
—
Battery volts
12Reference
12Reference
Battery AH
39Reference
—
Attachment overview
Ariens RM1228 attachments
28" Mower deck
Cutting width
—
71 cmReference
Cut height
—
3 to 8 cmReference
Cut positions
—
5Reference
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.