Overview
The AGCO ST28A is a compact utility tractor manufactured in Japan by Iseki and distributed by AGCO between 2005 and 2008. It is powered by a 1.5L 3-cylinder diesel engine rated at 28.4 gross horsepower and features a four-wheel drive system. The tractor was available with either a 9-speed gear transmission or a hydrostatic transmission and is equipped with a Category I rear hitch.
Ideal Applications
Three-Point Hitch and Hydraulics:
The rear Category I hitch provides a lift capacity of 1610 lbs at 24 inches and 2425 lbs at the ends, supported by a 7.4 gpm open center hydraulic pump.
Transmission and PTO Performance:
The tractor offers both 9-speed gear and hydrostatic transmission options, with claimed PTO output ranging from 22.3 to 24.5 horsepower depending on the drivetrain.
Attachment and Mower Compatibility:
This model is listed with compatibility for 60-inch or 72-inch mid-mount mower decks as well as front-end loader and backhoe attachments.
Production
| Description | Compact Utility tractor / Built in Matsuyama, Japan |
|---|---|
| Distributor | AGCO |
| Manufacturer | Iseki |
Engine
| Engine type | Iseki 1.5L 3-cyl diesel |
|---|---|
| Bore/Stroke | 3.39x3.30 inches (86 x 84 mm) |
| Description | Iseki / diesel / 3-cylinder / liquid-cooled |
| Displacement | 89.3 ci (1.5 L) |
| Power (gross) | 28.4 hp (21.2 kW) |
| Rated RPM | 2500 |
| Starter | electric |
| Starter volts | 12 |
| Engine (gross) | 28.4 hp (21.2 kW) |
| Gear PTO (claimed) | 24.5 hp (18.3 kW) |
| Hydro PTO (claimed) | 22.3 hp (16.6 kW) |
Transmission
| Gears | infinite forward and reverse / 9 forward and 3 reverse |
|---|---|
| Transmission | gear |
| Type | hydrostatic |
| Description | hydrostatic |
| Transmission type | 9-speed |
| Description | hydrostatic |
| Transmission type | 9-speed |
Mechanical
| Description | Power steering / Wet disc brakes / Two-post folding ROPS. |
|---|---|
| Differential lock | mechanical rear |
| Drive type | Four-wheel drive |
Hydraulics
| Pump flow | 7.4 gpm (28.0 lpm) |
|---|---|
| Type | open center |
Hitch
| Rear lift (at 24"/610mm) | 1610 lbs (730 kg) |
|---|---|
| Rear lift (at ends) | 2425 lbs (1099 kg) |
| Rear Type | I |
PTO
| Mid PTO | independent OptOptional |
|---|---|
| Mid PTO Type | 2000 |
| Rear PTO | transmission (gear) |
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery volts | 12 |
|---|---|
| Ground | negative |
Dimensions & Tires
| Height | 79 inches (200 cm) |
|---|---|
| Length | 114.6 inches (291 cm) |
| Shipping weight | 2205 lbs (1000 kg) |
| Wheelbase | 65.5 inches (166 cm) |
| Width | 49.6 inches (125 cm) |
| Weight | 2205 lbs (1000 kg) |
| Wheelbase | 65.5 inches (166 cm) |
AGCO ST28A attachments
| Description | 60" mid-mount mower deck / 72" mid-mount mower deck / front-end loader / backhoe |
|---|
References
| Description | ST Series published in 2004, by AGCO* / *Publication contains known errors. |
|---|