Overview
The Shibaura ST318 is a compact utility farm tractor manufactured in Matsumoto, Japan, featuring a 1.0L 3-cylinder diesel engine rated at 18 hp. It is equipped with four-wheel drive, power steering, and a 1,474-pound rear lift capacity, available in both 9-speed gear and hydrostatic transmission configurations.
Ideal Applications
Engine and PTO Performance:
The Shibaura S753 liquid-cooled diesel engine operates at a rated 2600 RPM, delivering a claimed 15 hp at the PTO via either transmission-driven or live PTO systems.
Chassis and Hydraulic Configuration:
The tractor features an open center hydraulic system with a 4 gpm pump flow and 1849 psi pressure, supporting a Category I rear hitch and mechanical rear differential lock.
Transmission and Tire Options:
Available with either a 9 forward/3 reverse gear transmission or a 2-range hydrostatic drive, the ST318 supports multiple wheel configurations including agricultural tires (5-12 front, 8-16 rear) and lawn/turf options.
Production
| Description | Compact Utility tractor / Built in Matsumoto, Japan |
|---|---|
| Manufacturer | Shibaura |
Engine
| Engine type | Shiabaura 1.0L 3-cyl diesel |
|---|---|
| Bore/Stroke | 2.95x2.83 inches (75 x 72 mm) |
| Compression | 23:1 |
| Coolant capacity | 3.7 qts (3.5 L) |
| Description | Shiabaura S753 / diesel / 3-cylinder / liquid-cooled |
| Displacement | 58.2 ci (1.0 L) |
| Oil capacity | 3.5 qts (3.3 L) |
| Power | 18 hp (13.4 kW) |
| Rated RPM | 2600 |
| Starter | electric |
| Starter volts | 12 |
| PTO (claimed) | 15 hp (11.2 kW) |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 9 forward and 3 reverse / infinite forward and reverse (2-range) |
| Type | gear / hydrostatic |
| Description | hydrostatic |
| Transmission type | 9-speed gear |
| Description | hydrostatic |
| Transmission type | 9-speed gear |
Mechanical
| Description | Power steering / Wet disc brakes / Two-post folding ROPS. |
|---|---|
| Differential lock | mechanical rear |
| Drive type | Four-wheel drive |
Capacity
| Fuel | 5.3 gal (20.1 L) |
|---|---|
| Hydraulic system | 4.2 gal (15.9 L) |
Hydraulics
| Capacity | 4.2 gal (15.9 L) |
|---|---|
| Pressure | 1849 psi (127.5 bar) |
| Pump flow | 4 gpm (15.1 lpm) |
| Type | open center |
Hitch
| Rear lift | 1474 lbs (668 kg) |
|---|---|
| Rear Type | I |
PTO
| Gear Engine RPM | 588@2600 / 2139@2600 |
|---|---|
| Gear Rear PTO | transmission |
| Hydro Engine RPM | 561@2600 / 2040@2600 |
| Hydro Rear PTO | live |
| Mid PTO | optional |
| Mid PTO Type | 2000 |
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 40 |
| Charging system | alternator |
| Charging volts | 14 |
| Ground | negative |
Dimensions & Tires
| Front tread | 32.4 inches (82 cm) |
|---|---|
| Gear Clearance (front axle) | 9.6 inches (24 cm) |
| Gear Height (ROPS) | 89.1 inches (226 cm) |
| Gear Weight | 1625 lbs (737 kg) |
| Gear Width | 41 inches (104 cm) |
| Hydro Clearance (front axle) | 9.8 inches (24 cm) |
| Hydro Height (ROPS) | 88.2 inches (224 cm) |
| Hydro Weight | 1653 lbs (749 kg) |
| Hydro Width | 46.8 inches (118 cm) |
| Length | 107.4 inches (272 cm) |
| Rear tread | 33.5 to 39.3 inches (85 to 99 cm) |
| Wheelbase | 55.3 inches (140 cm) |
| Front tire | 5-12 |
| Rear tire | 8-16 |
| Weight | 1625 to 1653 pounds |
| Wheelbase | 55.3 inches (140 cm) |
| Ag front | 5-12 |
| Ag rear | 8-16 |
| Lawn/turf front | 20x8.00-10 |
| Lawn/turf rear | 29x12.00-15 |
References
| Description | ST318 ST321 ST324 Workshop Manual |
|---|
Speeds
| Description | With 8-16 rear tires. / With 29x12.00-15 R3 rear tires. |
|---|