Bolens lawn tractors

Bolens 3212G ST120

The Bolens 3212G ST120 is a lawn tractor produced from 1987 to 1992 as part of the Suburban Series. It features a 12 hp Briggs & Stratton 465cc 1-cylinder gasoline engine with electric start, a 5-speed Peerless 920 belt-driven gear transmission, and two-wheel drive with manual steering and disc brakes. The tractor has a wheelbase of 45 inches, weighs 462 lbs, and uses 15x6.00-6 front and 20x8.00-10 rear lawn/turf tires. It includes a mid PTO with an electric clutch and supports attachments such as a 36" mid-mount mower deck, snowblower, and blade. The tractor was built in Port Washington, Wisconsin, USA.

Power-

Founded-

Model3212G ST120

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Technical Specifications

Detailed specifications and technical data for Bolens 3212G ST120

Tires

Rear tire	20x8.00-10
Front tire	15x6.00-6

Engine

Type	gasoline
Model	Briggs & Stratton 281707
Cooling	air-cooled vertical-shaft
Starter	electric
Cylinders	1-cylinder
Fuel tank	5 gal (18.9 L)
Bore/Stroke	3.44x3.06 inches (87 x 78 mm)
Displacement	465 cc (28.42 ci)
Oil capacity	1.5 qts (1.4 L)
Power (gross)	12 hp (8.9 kW)
Starter volts	12

Dimensions

Width	34.5 inches (87 cm)
Height	42.5 inches (107 cm)
Length	69 inches (175 cm)
Weight	462 lbs (209 kg)
Wheelbase	45 inches (114 cm)

Electrical

Ground	negative
Battery AH	45
Battery volts	12
Charging amps	5

Mechanical

Drive	Two-wheel drive
Brakes	Disc brakes
Steering	Manual steering
Operator station	Open operator station

Production

Series	Suburban Series
Built in	Port Washington, Wisconsin, USA
Category	Lawn tractor
Years made	1987 - 1992

Attachments

Blade	42 inches width (106 cm), front-mount Bolens
Snowblower	38 inches (96 cm) width, single-stage front-mount; 38 inches (96 cm) width, two-stage front-mount
36" mid-mount mower deck	36 inches (91 cm) cutting width, mid-mount Bolens, 2-blade

Transmission