
Iseki TH185 Tractor Specifications & Overview
Overview
The Iseki TH185 is a compact utility tractor from the TH5 Series, developed as the successor to the earlier TH18 generation.
Produced between 2010 and 2016, the TH185 focuses on improved refinement while retaining the simple, durable mechanical design that made the TH Series popular worldwide.
With compact dimensions, 4WD capability, and an efficient diesel engine, the TH185 is well suited for orchards, vegetable farms, and small-scale agricultural operations.
Engine
| Item | Specification |
|---|---|
| Engine manufacturer | Iseki |
| Engine type | Diesel |
| Cylinders | 3 |
| Displacement | 1.1 L |
| Engine power | 18.3 hp |
| Power output | 13.6 kW |
| Fuel tank capacity | 6.6 gal / 25.0 L |
Engine highlights:
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Efficient 3-cylinder diesel design
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Smooth operation with good fuel economy
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Designed for long service life
Transmission
| Item | Specification |
|---|---|
| Transmission type | 12-speed gear |
The 12-speed mechanical transmission provides reliable speed selection for tilling, transport, and PTO work.
Power & Mechanical Features
| Item | Specification |
|---|---|
| Drive system | Four-wheel drive (4WD) |
| Steering | Power steering |
| Brakes | Wet disc brakes |
| ROPS | Two-post folding ROPS |
Tractor Hitch
| Item | Specification |
|---|---|
| Rear hitch type | JIS Category 0 |
Power Take-Off (PTO)
| Item | Specification |
|---|---|
| Rear PTO type | 540 rpm (1.375 in) |
| PTO engine RPM | 523 @ 2500 rpm |
| 783 @ 2500 rpm | |
| 1184 @ 2500 rpm |
The PTO system supports rotary tillers, mowers, and other light agricultural implements.
Dimensions & Tires
| Item | Specification |
|---|---|
| Operating weight | 1,786 lbs / 810 kg |
| Front tires | 6-12 |
| Rear tires | 8.3-20 |
Compact size and balanced weight distribution make the TH185 easy to operate in narrow fields and soft ground.
Electrical System
| Item | Specification |
|---|---|
| Ground | Negative |
| Battery voltage | 12 V |
| Battery capacity | 36 Ah |
Photos

Official photos of the Iseki TH185 are currently limited.
The images shown represent typical TH Series tractors. Appearance may vary by market and optional equipment.
Why Choose the Iseki TH185?
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Modernized successor to the TH18
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Compact 18 HP class performance
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Reliable 1.1L diesel engine
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Simple, durable mechanical construction
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Trusted Japanese engineering
The Iseki TH185 is an excellent choice for users seeking a compact, efficient, and dependable tractor for everyday agricultural work, combining proven TH Series reliability with updated TH5 Series refinement.
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