
Yanmar YM330 Compact Utility Tractor (1978–1991)
Overview
The Yanmar YM330 is a compact utility tractor produced between 1978 and 1991, built in Japan during a period when Yanmar focused on combining higher horsepower with compact, service-friendly designs. Positioned above the YM276 class, the YM330 delivers strong PTO output while remaining suitable for small to medium farms, PTO-driven work, and export markets requiring durable and easy-to-maintain machinery.
Available in 2WD (YM330) and 4WD (YM330D) configurations, the YM330 became known for its robust diesel engine, straightforward transmission, and compatibility with common agricultural implements. The original price in 1991 was approximately USD 8,200.
Engine
| Item | Specification |
|---|---|
| Manufacturer | Yanmar |
| Engine type | Diesel |
| Displacement | 1.5 L |
| Cylinders | 3-cylinder |
| Aspiration | Naturally aspirated |
| PTO power (claimed) | 33 hp (24.6 kW) |
The Yanmar 1.5-liter 3-cylinder diesel engine is designed for reliable continuous operation, delivering strong torque and consistent PTO performance for demanding farm applications.
Transmission
| Item | Specification |
|---|---|
| Transmission type | Gear |
| Number of speeds | 8-speed |
| Drive system | 2WD or 4WD |
The simple 8-speed transmission provides dependable power delivery and ease of maintenance, making it suitable for long-term use in varied operating conditions.
Power & Mechanical
| Item | Specification |
|---|---|
| PTO power | 33 hp (24.6 kW) |
| Drive | Two-wheel or four-wheel drive |
| Steering | Manual |
| Operator station | Open platform |
The YM330 focuses on mechanical simplicity while offering sufficient power for heavier PTO-driven implements.
Hitch
| Item | Specification |
|---|---|
| Rear hitch type | Category I |
The Category I three-point hitch supports a wide range of standard agricultural implements.
Dimensions & Tires
| Item | Specification |
|---|---|
| Operating weight | 2600 lb (1179 kg) |
| Rear tires | 11-28 |
The heavier operating weight improves traction and stability, especially during PTO work and field operations.
Photos

Photos may show the YM330 in both 2WD and 4WD configurations. Appearance varies depending on attachments, tires, and market specifications.
Why Choose the Yanmar YM330?
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Strong 33 HP PTO output
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Durable 3-cylinder Japanese diesel engine
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Simple and reliable mechanical design
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2WD and 4WD variants available
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Well suited for export and long-term farm use
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