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Satoh S-650G

Built: 1973-1980 · Series: Other models

More machines from model year 1973

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The Satoh S-650G is a machine built by Satoh. Production: 1973-1980. The engine delivers 25 hp (19 kW), has 4 cylinders. The engine comes from Mazda. The engine is water-cooled. The model was built in Japan. The fuel is diesel. The linkage is category I. The PTO runs at 540/1000 rpm. It was succeeded by the Satoh S-650G. Rated output across the Satoh range ranges from 11 to 38 hp; the S-650G sits in the middle of that range with 25 hp. Its immediate neighbours are the ST2300D below it with 23 hp and the ST2600D above it with 26 hp. Rated output across the Satoh range ranges from 8.2 to 28 kW; here the S-650G sits in the middle of that range with 19 kW. 13 Satoh models across 2 series are on record.

Satoh – other models: the collective page of Japanese compact tractors outside the named ranges, the animal names Bison, Bull and Buck and the ST range, 8.2 to 19 kW, Mitsubishi and Mazda engines

This page gathers the Satoh compact tractors the register could not assign to a named range. Satoh was a Japanese maker of small compact tractors that exported its models to North America and Europe under its own name in the 1970s and 1980s, giving them animal names such as Bison, Bull and Buck alongside the internal S and ST type designation; in Japan the same machines ran under the Mitsubishi name. The letter-and-number combinations such as S-470 or ST2600D roughly give the hp class, D stands for the diesel version.

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The register lists here 7 versions with 8.2 to 19 kW (11 to 26 hp) from two- to four-cylinders with engines from Mitsubishi and Mazda, lift capacities from 499 to 578 kg, all with diesel engines.

Satoh tractors are among the small Japanese compact tractors that opened up the North American and European market for hobby and small holdings in the 1970s, long before Kubota, Yanmar and Iseki were broadly present there under their own brands; the animal names served Western distribution as a memorable model name.

On these smallest tractors, engine condition and the cooling system, clutch and transmission, and hydraulic tightness matter, as well as rust on bodywork; spares are scarce because the brand was discontinued and mostly run through dealers specialising in Japanese compact tractors.

Sources: SpecCodex register, model data: Satoh (weitere Modelle)

Technical data

Engine

Engine makeMazdacorrect
Fueldieselcorrect
Power25 hp (19 kW)correct
Cylinders4correct
Displacement1 lcorrect
Coolingwater-cooledcorrect

Dimensions and weights

Wheelbase60.4 in (1534.2 mm)correct
Unladen weight2, 105 to 3, 640 lbscorrect

Drivetrain and chassis

Driverear-wheel driveWDcorrect

Origin and approval

PlantJapancorrect

Other data

Linkage categoryCat Icorrect
PTO speed540/1000correct
SuccessorSatoh S-650Gcorrect

Frequently asked questions

How much power does the Satoh S-650G have?

The Satoh S-650G delivers 25 hp.

What engine does the Satoh S-650G have?

4 cylinders, Diesel.

When was the Satoh S-650G built?

Production years: 1973-1980.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Load the hydraulics and watch for sag.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 16 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

Sources: [1]

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