Jacobsen lawn tractors

Jacobsen GT-12 53215

The Jacobsen GT-12 is a garden tractor produced from 1972 to 1976 by Jacobsen in Racine, Wisconsin, USA. It features a 12 hp Kohler K301AS 476cc 1-cylinder air-cooled gasoline engine, a 4-speed belt-driven gear transmission with 1 reverse gear, and two-wheel drive with manual steering. The tractor has an open operator station with an optional vinyl weather cab. It includes an independent front PTO with an electric clutch and pulley type. The GT-12 has a wheelbase of 46 inches, length of 71.7 inches, width of 38 inches, and height of 42 inches. Tires are sized 16x6.50-8 front and 23x8.50-12 rear. Electrical system is 12 volts with a 15 amp charging system and 24 AH battery. Optional attachments include a 42" mid-mount mower deck, 48" blade, and 42" two-stage front-mount snow blower. The GT-12 is part of the GT Series, related to the GT-10 and GT-12H models.

Power-

Founded-

ModelGT-12

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Technical Specifications

Detailed specifications and technical data for Jacobsen GT-12 53215

Tires

Rear tire	23x8.50-12
Front tire	16x6.50-8

Engine

Type	gasoline
Model	Kohler K301AS
Cooling	air-cooled horizontal-shaft
Cylinders	1-cylinder
Fuel tank	2 gal (7.6 L)
Rated RPM	3600
Bore/Stroke	3.375x3.25 inches (86 x 83 mm)
Displacement	476 cc (29.07 ci)
Oil capacity	2.25 qts (2.1 L)
Power (gross)	12 hp (8.9 kW)
Starter volts	12

Dimensions

Width	38 inches (96 cm)
Height	42 inches (106 cm)
Length	71.7 inches (182 cm)
Wheelbase	46 inches (116 cm)
Clearance (rear axle)	6.625 inches (16 cm)
Clearance (front axle)	9.125 inches (23 cm)

Electrical

Ground	negative
Battery AH	24
Battery volts	12
Charging amps	15

Mechanical

Drive	Two-wheel drive
Brakes	Mechanical band brakes
Steering	Manual steering
Operator station	Open operator station. Vinyl weather cab optional.

Production

Type	Garden tractor
Built in	Racine, Wisconsin, USA
Manufacturer	Jacobsen
Years produced	1972 - 1976

Attachments

Note	Garden tractors are capable of using tillers, plows, or other ground-engaging attachments.
48" Blade	Jacobsen mid-mount, 48 inches width (121 cm)
42" Snow blower	Jacobsen, 42 inches width (106 cm), two-stage, front-mount
42" mid-mount mower deck	3-blade with manual lift, 42 inches (106 cm) cutting width

Transmission