AGCO ST45
The AGCO ST45 is a tractor produced by Agco. It is equipped with a 134.1 ci 2.2 L engine. The listed engine power is Diesel (net): 42.4 hp / 31.6 kW; Diesel (gross): 44.2 hp / 33.0 kW. Transmission: infinite forward and reverse (four-range). Operating weight: 803 lbs 364 kg.
Engine Power
Diesel (net): 42.4 hp / 31.6 kW; Diesel (gross): 44.2 hp / 33.0 kW
Fuel & Capacities
12.7 gal
48.1 L
Transmission
infinite forward and reverse (four-range)
Operating Weight
803 lbs
364 kg
Overview
![]() | 2001 - 2004
ST SeriesCompact Utility tractorIseki built
ST Series
Compact Utility tractor
Iseki built |
|---|
Production | |
|---|---|
Distributor | AGCO |
Manufacturer | Iseki |
Compact Utility tractor | |
Built in Matsuyama, Japan | |
Variants | |
|---|---|
1165 | similar Massey Ferguson model |
AGCO ST45 Engine | |
|---|---|
Iseki 2.2L 4-cyl diesel | |
Fuel tank | 12.7 gal
48.1 L |
Engine details ... | |
AGCO ST45 Power | |
|---|---|
Engine (gross) | 44.2 hp
33.0 kW |
Engine (net) | 42.4 hp
31.6 kW |
Gear PTO (claimed) | 37 hp
27.6 kW |
Hydro PTO (claimed) | 36 hp
26.8 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Final drives | spur gear |
Differential lock | mechanical rear |
Power steering | |
Wet disc brakes | |
Two-post fixed ROPS. | |
Hydraulics | |
|---|---|
Type | open center |
Pressure | 2275 psi
156.9 bar |
Pump flow | 7.4 gpm
28.0 lpm |
Total flow | 12.6 gpm
47.7 lpm |
Steering flow | 5.2 gpm
19.7 lpm |
Steering press. | 2485 psi
171.3 bar |
Tractor hitch | |
|---|---|
Rear Type | I |
Control | position and draft control |
Rear lift (at ends) | 3086 lbs
1399 kg |
Rear lift (at 24"/610mm) | 2600 lbs
1179 kg |
Rear Arms | telescopic link ends |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | electro-hydraulic wet disc |
Rear PTO Type | 540 (1.375) |
Engine RPM | 540@2391 |
Mid PTO | optional *Mid PTO only available with hydrostatic transmission. |
Mid PTO Type | 2000 |
Dimensions & Tires | |
|---|---|
Wheelbase | 78.9 inches
200 cm |
Weight | 4448 lbs
2017 kg |
Front tire | 9.5-16 |
Rear tire | 13.6-28 |
Full dimensions and tires ... | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 40 |
Battery CCA | 622 |
Battery volts | 12 |
References | |
|---|---|
![]() | |
Compact Tractors published in 2000, by AGCO | |
ST Series published in 2001, by AGCO | |
ST Series Compact Tractors published in 2002, by AGCO | |
ST Series published in 2004, by AGCO | |
ST Series Compact Tractors published in 2001, by AGCO* | |
*Publication contains known errors. |
Engine
Engine Detail — 134.1 ci / 2.2 L Diesel
Manufacturer | Iseki E4CG |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled inline |
Displacement | 134.1 ci
2.2 L |
Bore/Stroke | 3.43x3.64 inches
87 x 92 mm |
Power (net) | 42.4 hp
31.6 kW |
Power (gross) | 44.2 hp
33.0 kW |
Fuel system | indirect injection |
Air cleaner | dry |
Pre-heating | glow plugs |
Compression | 21.8:1 |
Rated RPM | 2600 |
Idle RPM | 975-2700 |
Torque | 139 lb-ft
188.5 Nm |
Torque RPM | 1500 |
Starter | electric |
Starter volts | 12 |
Oil capacity | 8.4 qts
7.9 L |
Coolant capacity | 10 qts
9.5 L |
Transmission
Transmission options | |
|---|---|
16-speed mechanical shuttle | |
16-speed power shuttle | |
hydrostatic |
Transmission — 16 forward and reverse mechanical shuttle
Type | mechanical shuttle |
Gears | 16 forward and reverse |
Clutch | 260mm dry disc |
With 13.6-28 rear tires. Reverse speeds are 5% slower than forward. | |
![]() | |
Transmission — 16 forward and reverse power shuttle
Type | power shuttle |
Gears | 16 forward and reverse |
Clutch | wet disc |
Transmission — infinite forward and reverse (four-range) hydrostatic
Type | hydrostatic |
Gears | infinite forward and reverse (four-range) |
![]() | |
Dimensions
AGCO ST45 Tires | |
|---|---|
Standard tires (ag) | Front: 9.5-16. Rear: 13.6-28 |
Lawn/turf front | 212/80D-15 |
Lawn/turf rear | 475/65D-20 |
Dimensions | |
|---|---|
Wheelbase | 78.9 inches
200 cm |
Length | 137 inches
347 cm |
Width | 69.1 inches
175 cm |
Height (ROPS) | 89 inches
226 cm |
Shipping weight | 4448 lbs
2017 kg |
Max weight | 6000 lbs
2721 kg |
Front tread | 52.5 inches
133 cm |
Rear tread | 52 to 60 inches
132 to 152 cm |
Attachments
Attachment overview | |
|---|---|
Front-end loader | |
Backhoe |
AGCO SH17 Backhoe | |
|---|---|
Backhoe type | AGCO SH17 Backhoe |
Weight | 803 lbs
364 kg |
Transport height | 72.8 inches
184 cm |
Bucket width | 10 inches
25 cm |
12 inches
30 cm | |
16 inches
40 cm | |
24 inches
60 cm | |
37 inches
93 cm | |
2-Foot flat digging depth | 90 inches
228 cm |
Reach from pivot | 112.2 inches
284 cm |
Bucket Rotation | 165° |
Swing Arc | 180° |
Photos
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Agco ST45.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Agco ST45 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Agco ST45.
Converted Equivalents:
Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS
Direct Competitor Comparison
Compare AGCO ST45 against same-era industry alternatives in the same horsepower class.
Current Model
Agco
AGCO ST45
Engine Power:Diesel (net): 42.4 hp / 31.6 kW; Diesel (gross): 44.2 hp / 33.0 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 240
Engine Power:38.5
Production Years:1958 - 1962
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