The Shibaura ST321 tractor is powered by a Shiabaura 1.0L 3-cyl diesel engine that provides 21hp / 15.7kW of horsepower and torque. It has a 4x4 MFWD 4WD drive configuration and a 9-speed gear/hydrostatic transmission.

Engine

The engine is not specified in the data provided. However, based on the model name, Shibaura ST321, it is likely that the engine is a Shiabaura S773 diesel 3-cylinder liquid-cooled engine with a displacement of 61.3ci / 1.0L, a bore/stroke of 3.03x2.83inches / 77x 72mm, and a power output of 21hp / 15.7kW. The engine has a compression ratio of 23:1, a rated RPM of 2600, and an electric starter with 12 volts. The engine has an oil capacity of 3.5qts / 3.3L and a coolant capacity of 3.7qts / 3.5L.


Searching for Shibaura ST321 Parts? Discover Suppliers and Request Samples Now!

Find Suppliers & Request Samples

Transmission

The transmission is a 9-speed gear/hydrostatic transmission with an engine power output of 21hp / 15.7kW and a claimed PTO power output of 17hp / 12.7kW. The transmission is not specified in detail in the data provided, but it is likely that it has a combination of manual and hydrostatic gears. The transmission is designed to provide smooth and efficient power transfer from the engine to the wheels and implements. It has a high and low range for different applications and a reverse gear for easy maneuvering.

Brakes

The brakes are wet disc brakes that provide reliable and efficient stopping power. The brakes are not specified in detail in the data provided, but they are likely to be hydraulically actuated and located on the rear wheels. The wet disc brakes are designed to provide consistent and reliable stopping power even in wet and muddy conditions. The brakes are easy to maintain and have a long service life. They are an important safety feature that ensures the tractor can be stopped quickly and safely.



Steering

The steering is power-assisted and designed to provide precise and responsive control of the tractor. The steering is not specified in detail in the data provided, but it is likely to be a hydraulic power steering system. The power steering system makes it easy to maneuver the tractor, even in tight spaces. The steering is designed to be comfortable and easy to use, reducing operator fatigue and increasing productivity. The steering system is an important safety feature that ensures the tractor can be controlled safely and accurately.


Searching for Shibaura ST321 Parts? Discover Suppliers and Request Samples Now!

Find Suppliers & Request Samples

Common Problems

Users of the Shibaura ST321 have reported a few common problems. One of the most common issues is with the starter, which can sometimes fail to engage or turn over the engine. Another common problem is with the hydraulic system, which can develop leaks or fail to operate correctly. Some users have also reported issues with the transmission, which can sometimes slip or fail to shift smoothly. Finally, some users have reported issues with the brakes, which can wear out quickly or fail to provide enough stopping power.

What Users Like

Users of the Shibaura ST321 appreciate several features of the tractor. One of the most popular features is the power steering, which makes it easy to maneuver the tractor and reduces operator fatigue. Users also appreciate the wet disc brakes, which provide reliable and consistent stopping power. The 9-speed gear/hydrostatic transmission is another popular feature, as it provides smooth and efficient power transfer to the wheels and implements. Finally, users appreciate the compact size of the tractor, which makes it easy to store and transport.

Shibaura ST321 Technical Specifications

Power

Engine21hp / 15.7kW
Pto (claimed)17hp / 12.7kW

Engine Detail

DescriptionShiabaura S773 diesel 3-cylinder liquid-cooled
Displacement61.3ci / 1.0L
Bore/stroke3.03x2.83inches / 77x 72mm
Power21hp / 15.7kW
Compression23:1
Rated Rpm2600
Starterelectric
Starter Volts12
Oil Capacity3.5qts / 3.3L
Coolant Capacity3.7qts / 3.5L

Engine

DescriptionShiabaura 1.0L 3-cyl diesel

Mechanical

Chassis4x4 MFWD 4WD
Differential Lockmechanical rear
Steeringpower
Brakeswet disc
CabTwo-post folding ROPS
Transmissions9-speed gear/hydrostatic

Tires

Ag Front6-12
Ag Rear9.5-16
Lawn/turf Front20x8.00-10
Lawn/turf Rear29x12.00-15

Dimensions

Wheelbase55.3inches / 140cm
Length107.4inches / 272cm
Gear Width44.8inches / 113cm
Hydro Width46.8inches / 118cm
Gear Height (rops)90inches / 228cm
Hydro Height (rops)88.2inches / 224cm
Gear Weight1662lbs / 753kg
Hydro Weight1649lbs / 747kg
Gear Clearance (front Axle)10.6inches / 26cm
Hydro Clearance (front Axle)8.8inches / 22cm
Front Tread33.3inches / 84cm
Rear Tread35.3 to 37.7inches / 89 to 95cm

Dimensions And Tires

Wheelbase55.3inches / 140cm
Weight1649 to 1662 pounds
Front Tire6-12
Rear Tire9.5-16

Capacity

Fuel5.3gal / 20.1L
Hydraulic System4.2gal / 15.9L

Hydraulics

Typeopen center
Capacity4.2gal / 15.9L
Pressure1849psi / 127.5bar
Pump Flow4.9gpm / 18.5lpm

Tractor Hitch

Rear TypeI
Rear Lift1474lbs / 668kg

Electrical

Groundnegative
Charging Systemalternator
Charging Amps40
Charging Volts14
Battery Volts12

Power Take Off Pto

Gear Rear Ptotransmission
Hydro Rear Ptolive
Rear Rpm540 (1.375)
Gear/ 561@2600 Hydro} Engine Rpm588@2600
Mid Ptooptional
Mid Rpm2000
Gear/ 2040@2600 Hydro} Engine Rpm2139@2600

Searching for Shibaura ST321 Parts? Discover Suppliers and Request Samples Now!

Find Suppliers & Request Samples

Other Shibaura tractors:

Shibaura D23F, Shibaura D28F, Shibaura P15F, Shibaura P17F, Shibaura P19F, Shibaura P21F, Shibaura S320, Shibaura S325, Shibaura S330, Shibaura S435, Shibaura S445, Shibaura SD1300, Shibaura SD1500, Shibaura SD1800, Shibaura SD1840, Shibaura SD1843, Shibaura SD2000, Shibaura SD2043, Shibaura SD2200, Shibaura SD2203, Shibaura SD2240, Shibaura SD2243, Shibaura SD2600, Shibaura SD2604, Shibaura SD2640, Shibaura SD2803, Shibaura SD2843, Shibaura SD3000, Shibaura SD3243, Shibaura SD3903, Shibaura SD4000, Shibaura SD4340, Shibaura SD4603, Shibaura SD4643, Shibaura SD5040T, Shibaura SE1300, Shibaura SE1340, Shibaura SE1600, Shibaura SE1640, Shibaura SE2540, Shibaura SE3000, Shibaura SE3040, Shibaura SE4000, Shibaura SE4040, Shibaura SE5306, Shibaura SE5340, Shibaura SE6300, Shibaura SE6340, Shibaura SE7300, Shibaura SE7300T, Shibaura SE7340T, Shibaura SE7940, Shibaura SE8300, Shibaura SE8340, Shibaura SF1000T, Shibaura SF1040T, Shibaura SL1603, Shibaura SL1643, Shibaura SP1740, Shibaura SP1840, Shibaura ST318, Shibaura ST321, Shibaura ST324, Shibaura ST329, Shibaura ST330, Shibaura ST333, Shibaura ST440, Shibaura ST445, Shibaura SU1100, Shibaura SU1301, Shibaura SU1341, Shibaura SU1500, Shibaura SU1540, Shibaura SX21, Shibaura SX24,