Bolens 3212H

Bolens 3212HThe Bolens 3212H ST120 is a 2WD lawn tractor from the Suburban series. This tractor was manufactured by Bolens in Port Washington, Wisconsin, USA from 1988 to 1992. The Bolens 3212H ST120 is equipped with a 0.5 L (28.4 cu·in) single-cylinder gasoline engine and a belt-driven hydrostatic transmission with infinite forward and reverse gears.

The Bolens 3212H ST120 lawn tractor used the Briggs & Stratton 281707 engine. It is a 0.5 L, 465 cm2, (28.4 cu·in) single-cylinder natural aspirated gasoline engine with 87.0 mm (3.43 in) of the cylinder bore and 78.0 mm (3.07 in) of the piston stroke. This engine produced 12.1 PS (8.9 kW; 12.0 HP) of output power.

The Bolens ST120 is equipped with manual steering, disc brakes, an open operator station, and 18.9 liters (5 US gal.; 4.2 Imp. gal) fuel tank.

Following attachments are available for the Bolens 3212H ST120 lawn tractor:

  • Mid-mount Bolens 910 mm (36 in) mower deck with 2-blade
  • Front-mount Bolens 1,060 mm (42 in) blade
  • Front-mount Bolens 960 mm (38 in) single-stage snow blower
  • Front-mount Bolens 960 mm (38 in) two-stage snow blower

Bolens 3212G ST120 Specifications

General Specifications
ModelBolens 3212H ST120
Length1,750 mm (68.9 in)
Width870 mm (34.3 in)
Height1,070 mm (42.1 in)
Wheel base1,140 mm (44.9 in)
Weight210 kg (463 lbs)
Fuel tank capacity18.9 liters (5 US gal.; 4.2 Imp. gal)
Battery12V, 45Ah
Cabin typeOpen operator station
Engine modelBriggs & Stratton 281707
Engine typeFour-stroke, air-cooled
Fuel typeGasoline
Displacement0.5 L, 465 cm2, (28.4 cu·in)
Bore and stroke87.0 mm X 78.0 mm (3.43 in X 3.07 in)
Horsepower12.1 PS (8.9 kW; 12.0 HP)
Oil capacity:1.4 L (1.5 US. qt, 1.2 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD
Steering typeManual
Transmission modelEaton 7
Transmission typeBelt-driven hydrostatic
GearsInfinite forward and reverse
Speed Forward: 8.4 kmh (5.2 mph) Reverse: 4.5 kmh (2.8 mph)
Front tires Ag: 15×6.00-6
Rear tires Ag: 20×8.00-10
PTO (Power take-off shaft)
Middle PTO typeIndependent with electric clutch
Middle PTO speed– rpm
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