AGCO

AGCO ST28A

The AGCO ST28A is a compact utility tractor produced from 2005 to 2008, part of the ST-A Series. It is built by Iseki in Matsuyama, Japan. The tractor features a 1.5L 3-cylinder liquid-cooled diesel engine producing 28.4 hp gross, with hydrostatic and gear transmission options. It offers four-wheel drive, mechanical rear differential lock, power steering, wet disc brakes, and a two-post folding ROPS. The hydrostatic transmission provides infinite forward and reverse speeds, while the gear transmission offers 9 forward and 3 reverse gears. The tractor has a wheelbase of 65.5 inches and weighs 2205 lbs. It includes an open center hydraulic system with 7.4 gpm pump flow, and a rear I-type hitch with a lift capacity of up to 2425 lbs at the ends. PTO options include a 540 rpm rear PTO and an optional 2000 rpm mid PTO. Attachments available include 60" and 72" mid-mount mower decks, a front-end loader, and a backhoe.
Power28 hp
Founded2005 - 2008
ModelST28A

Technical Specifications

Detailed specifications and technical data for AGCO ST28A

Power
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)
Engine
Typediesel
Coolingliquid-cooled
Starterelectric
Cylinders3-cylinder
Rated RPM2500
Bore/Stroke3.39x3.30 inches (86 x 84 mm)
Displacement89.3 ci (1.5 L)
ManufacturerIseki
Power (gross)28.4 hp (21.2 kW)
Starter volts12
Overview
SeriesST-A Series
Built inMatsuyama, Japan
CategoryCompact Utility tractor
ManufacturerIseki
Production years2005 - 2008
Dimensions
Width49.6 inches (125 cm)
Height79 inches (200 cm)
Length114.6 inches (291 cm)
Wheelbase65.5 inches (166 cm)
Shipping weight2205 lbs (1000 kg)
Electrical
Groundnegative
Battery volts12
Hydraulics
Typeopen center
Pump flow7.4 gpm (28.0 lpm)
Mechanical
ROPSTwo-post folding ROPS
BrakesWet disc brakes
Power steeringyes
Four-wheel driveyes
Differential lockmechanical rear
Attachments
BackhoeAGCO SH15A Backhoe, Digging depth 78 inches (198 cm), Reach from pivot 102 inches (259 cm), Swing Arc 180°, Bucket force 2400 lbs (1088 kg), Dipperstick force 1450 lbs (657 kg)
Front-end loaderSL44A Loader, 960 lbs lift (full at pin) (435 kg), 785 lbs lift (full at 500mm) (356 kg), 90.5 inches height (at pin) (229 cm)
60" mid-mount mower deckAGCO SM60A, 60 inches (152 cm), 3-blade, right-discharge
72" mid-mount mower deckAGCO SM72A, 72 inches (182 cm), 3-blade, right-discharge
Transmission
Typehydrostatic
Gearsinfinite forward and reverse
Additional gears9 forward and 3 reverse
Additional transmissiongear
Tractor hitch
Rear TypeI
Rear lift (at ends)2425 lbs (1099 kg)
Rear lift (at 24"/610mm)1610 lbs (730 kg)
Power Take-off (PTO)
Mid PTOindependent (Optional)
Rear PTOtransmission (gear)
Mid PTO Type2000
Rear PTO Type540 (1.375)
Rear PTO (independent)hydrostatic