The Jacobsen GT-12H 53275 is a lawn tractor with a rated output of 12 hp, positioning it in the middle of its class in terms of power. Production of the GT-12H 53275 took place from 1972 to 1976. It features a 1-cylinder petrol air-cooled engine, which powers a two-wheel drive system with a hydrostatic transmission. The GT-12H 53275 is designed for use on areas of up to 200 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
12 hp
Catalogue coverage
Variants represented
2
Richest spec table
52 rows
Recorded power
12 hp
Transmissions
hydrostatic
Production years
1972-1976
Verified variants
0
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Overview
ManufacturerJacobsenReference
Garden tractorReference
Built in Racine, Wisconsin, USAReference
Two-wheel driveReference
Manual steeringReference
Mechanical band brakesReference
Open operator station. Vinyl weather cab optional.Reference
Variants
GT-12gear driveReference
GT-12HhydrostaticReference
Engine
12HP Kohler 476cc 1-cyl gasolineReference
Fuel tank7.6 LReference
Kohler K301ASReference
gasolineReference
1-cylinderReference
air-cooled horizontal-shaftReference
Displacement29.07 ciReference
Bore/Stroke86 x 83 mmReference
Power (gross)8.9 kWReference
Rated RPM3600Reference
Starter volts12Reference
Oil capacity2.1 LReference
Transmission
hydrostaticReference
Typeshaft-driven hydrostaticReference
Gearsinfinite forward and reverse (2-range)Reference
PTO & Hydraulics
Rear Type0Reference
Typesleeve hitchReference
Front PTOindependentReference
ClutchelectricReference
Front PTO TypepulleyReference
Dimensions
Wheelbase116 cmReference
Front tire16x6.50-8Reference
Rear tire23x8.50-12Reference
Lawn/turf front16x6.50-8Reference
Lawn/turf rear23x8.50-12Reference
Length182 cmReference
Width96 cmReference
Height106 cmReference
Clearance (front axle)23 cmReference
Clearance (rear axle)16 cmReference
Jacobsen GT-12H attachments
50" mid-mount mower deckReference
snowblowerReference
bladeReference
Electrical
GroundnegativeReference
Charging amps15Reference
Battery volts12Reference
Battery AH24Reference
Attachment overview
50" mid-mount mower deckReference
SnowblowerReference
BladeReference
50" Mower deck
Typemid-mount JacobsenReference
Type3-blade with manual liftReference
Cutting width127 cmReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
