Introduction
Iseki ST30 Compact Utility Tractor
The Iseki ST30 is a compact utility tractor produced between 2001 and 2004, belonging to the ST30x and ST32 series. Manufactured in Matsuyama, Japan, and distributed by AGCO, this model is designed for versatile use in agricultural, turf, and light industrial applications.
Engine and Performance
The tractor is powered by an Iseki E3CD 3-cylinder liquid-cooled diesel engine with a displacement of 1.5 liters (91.4 ci). It produces a gross power of 30.3 hp (22.6 kW) and a net power of 29.1 hp (21.7 kW) at a rated speed of 2500 RPM. The engine features indirect injection and a dry-type air cleaner, supported by a 12-volt electric starter and glow plug pre-heating system for reliable cold-weather starts.
Transmission and Drivetrain
The ST30 offers two transmission options: a 9-speed gear transmission with 3 reverse gears, or a 3-range hydrostatic transmission providing infinite speed control. Both configurations utilize a 225mm mechanical dry disc clutch. The vehicle is equipped with four-wheel drive, power steering, and wet disc brakes to ensure maneuverability and stopping power. A mechanical rear differential lock is included to improve traction on uneven terrain.
Hydraulics and PTO
The tractor utilizes an open-center hydraulic system with a total pump flow of 8.5 gpm (32.2 lpm) and a system pressure of 2130 psi (146.9 bar). The rear PTO is a live gear type operating at 540 RPM, with an optional independent hydrostatic PTO available. A mid-PTO is also offered as an optional feature to accommodate various front-mounted implements.
Hitch and Dimensions
Equipped with a Category I rear three-point hitch, the ST30 features position control and optional draft control. It provides a rear lift capacity of 1984 lbs (899 kg) at the ends of the arms. The unit has a wheelbase of 65.6 inches (166 cm) and a shipping weight of 2594 lbs (1176 kg), with the ability to reach a maximum weight of 4186 lbs (1898 kg).
Conclusion
The Iseki ST30 is a robust and flexible compact tractor suitable for farmers and property owners requiring a reliable machine for field work, material handling, or grounds maintenance. Its combination of multiple transmission choices and modular hydraulic capabilities allows it to adapt to diverse operational environments.
Production Information of AGCO, ST30
- Built in Matsuyama, Japan
- Compact Utility tractor
| Distributor | AGCO |
|---|---|
| Manufacturer | Iseki |
Dimension and Tires Information of AGCO, ST30
- Flange rear axle
| Wheelbase | 65.6 inches [166 cm] |
|---|---|
| Shipping weight | 2594 lbs [1176 kg] |
| Height (ROPS) | 79.3 inches [201 cm] |
| Length | 116.5 inches [295 cm] |
| Front tread | 37.8 inches [96 cm] |
| Max weight | 4186 lbs [1898 kg] |
| Width | 55.5 inches [140 cm] |
| Rear tread | 43.1 inches [109 cm] |
| Industrial rear | 12.5/80-18 |
|---|---|
| Standard tires (ag) | Front: 6.00-14. Rear: 12.4-16 |
| Lawn/turf rear | 13.6-16 |
| Lawn/turf front | 27x8.50-15 |
| Lawn/turf front | 24x8.50-12 |
| Industrial front | 25x8.50-14 |
| Lawn/turf rear | 315/80D-16 |
Engine Specifications of AGCO, ST30
- Iseki E3CD
- Liquid-cooled inline
- Diesel
- 3-cylinder
| Torque RPM | 1800 |
|---|---|
| Torque | 71.6 lb-ft [97.1 Nm] |
| Coolant capacity | 7.5 qts [7.1 L] |
| Power (gross) | 30.3 hp [22.6 kW] |
| Starter | Electric |
| Air cleaner | Dry |
| Pre-heating | Glow plugs |
| Fuel system | Indirect injection |
| Displacement | 91.4 ci [1.5 L] |
| Power (net) | 29.1 hp [21.7 kW] |
| Bore/Stroke | 3.43x3.31 inches [87 x 84 mm] |
| Idle RPM | 950-2750 |
| Starter volts | 12 |
| Oil capacity | 5 qts [4.7 L] |
| Rated RPM | 2500 |
| Compression | 21.8 |
Transmission Information of AGCO, ST30
Transmission variants 1
| Type | Gear |
|---|---|
| Gears | 9 forward and 3 reverse |
| Clutch | 225mm mechanical dry disc |
Transmission variants 2
| Type | Hydrostatic |
|---|---|
| Gears | Infinite forward and reverse (3-range) |
- 9-speed gear
- Hydrostatic
Mechanical Specs of AGCO, ST30
- Four-wheel drive
- Wet disc brakes
- Power steering
- Two-post folding ROPS.
| Final drives | Spur gear |
|---|---|
| Differential lock | Mechanical rear |
Power Information of AGCO, ST30
| Mid PTO Type | SAE 15 1.0 |
|---|---|
| Rear PTO | Live (gear) |
| Mid PTO(optional) | Live |
| Engine RPM | 540@2327 |
| Engine RPM(optional) | Independent (hydro) |
| Engine RPM | 2000@2482 |
| Clutch | Dry disc |
| Rear PTO Type | 540 (1.375) |
Hydraulics Specifications of AGCO, ST30
| Steering press. | 1707 psi [117.7 bar] |
|---|---|
| Type | Open center |
| Total flow | 8.5 gpm [32.2 lpm] |
| Pump flow | 6.0 gpm [22.7 lpm] |
| Capacity | 3.2 gal [12.1 L] |
| Steering flow | 2.5 gpm [9.5 lpm] |
| Pressure | 2130 psi [146.9 bar] |
Three-Point Hitch of AGCO, ST30
| Rear Type | I |
|---|---|
| Rear lift (at 24"/610mm) | 1201 lbs [544 kg] |
| Rear lift (at ends) | 1984 lbs [899 kg] |
| Control | Position control |
| Rear Arms | Fixed link ends with turn-buckle stabilizers |
| Rear Arms(optional) | Draft control |
Electrical System of AGCO, ST30
| Ground | Negative |
|---|---|
| Battery volts | 12 |
| Battery CCA | 582 |
| Charging system | Alternator |
| Charging amps | 40 |
Where it sits
With 30 HP, the AGCO ST30 sits between ST30x (28 HP) and ST32 (33 HP) in AGCO's range. Its power puts it in the 17th percentile of 2000s models in our database (2822 machines).
Frequently asked questions
How much horsepower does the AGCO ST30 have?
The AGCO ST30 delivers 30 HP.
What years was the AGCO ST30 produced?
The AGCO ST30 was produced in 2001-2004.
What engine does the AGCO ST30 have?
The AGCO ST30 is powered by a Diesel, 3-cylinder engine.
What transmission does the AGCO ST30 use?
The AGCO ST30 uses a Gear transmission.
How much does the AGCO ST30 weigh?
The AGCO ST30 weighs 2594 lbs [1176 kg].
Is the AGCO ST30 4WD?
The AGCO ST30 is available in 4WD.