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Troy-Bilt 3212HR ST120 vs Troy-Bilt 3312GR 12 Gear
Verdict: Troy-Bilt 3212HR ST120 vs Troy-Bilt 3312GR 12 Gear
The Troy-Bilt 3212HR ST120 and the Troy-Bilt 3312GR 12 Gear are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 12 hp. Troy-Bilt 3312GR 12 Gear is the newer design (1990 vs 1989). 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
Troy-Bilt
62
Fit score
Best match
Clear
Troy-Bilt
62
Fit score
Best match
Clear
Rated power
12 hp
12 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Troy-BiltReference
Troy-BiltReference
air-cooledReference
air-cooled vertical-shaftReference
Variants
3212GR
gearReference
—
3212HR
hydrostaticReference
—
3312GR
—
gearReference
3312HR
—
hydrostaticReference
Engine
Displacement
28.42 ciReference
28.42 ciReference
Bore/Stroke
87 x 78 mmReference
87 x 78 mmReference
Power
8.9 kWReference
8.9 kWReference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Fuel tank
—
18.9 LReference
Transmission
Transmission
Eaton 750Reference
PeerlessReference
Type
belt-driven hydrostaticReference
belt-driven gearReference
Gears
infinite forward and reverseReference
5 forward and 1 reverseReference
PTO & Hydraulics
Mid PTO
independentReference
independentReference
Clutch
electricReference
electricReference
Dimensions
Wheelbase
114 cmReference
115 cmReference
Front tire
15x6.00-6Reference
15x6.00-6Reference
Rear tire
20x8.00-10Reference
20x8.00-10Reference
Lawn/turf front
15x6.00-6Reference
15x6.00-6Reference
Lawn/turf rear
20x8.00-10Reference
20x8.00-10Reference
Length
175 cmReference
175 cmReference
Width
87 cmReference
87 cmReference
Height
106 cmReference
107 cmReference
Weight
—
269 kgReference
Shipping weight
—
269 kgReference
Troy-Bilt 3212HR attachments
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Attachment overview
Troy-Bilt 3312GR attachments
36" Mower deck
Cutting width
—
91 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.