Satoh Bull S630
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| Production | |
| Manufacturer | Satoh |
| Compact Utility tractor | |
| Built in Japan | |
| Variants | |
| S630D | 4WD |
| Satoh S630 Engine | |
| Mitsubishi 1.2L 2-cyl diesel | |
 Engine details ... |
| Satoh S630 Transmission | |
| 9-speed gear | |
 Transmission details ... |
| Satoh S630 Power | |
| Engine | 25 hp 18.6 kW |
| PTO (claimed) | 22 hp 16.4 kW |
| Mechanical | |
| Two- or four-wheel drive | |
| Differential lock | mechanical rear |
| Manual steering | |
| Drum brakes | |
| Open operator station. | |
| Photos | |
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 Satoh S630 photos... | |
| Capacity | |
| Fuel | 5.3 gal 20.1 L |
| Hydraulic system | 3.2 gal 12.1 L |
| Hydraulics | |
| Type | open center |
| Capacity | 3.2 gal 12.1 L |
| Pressure | 1849 psi 127.5 bar |
| Pump flow | 3.49 gpm 13.2 lpm |
| Tractor hitch | |
| Rear Type | I |
| Control | position control |
| Rear lift (at ends) | 1453 lbs 659 kg |
| Power Take-off (PTO) | |
| Rear PTO | transmission |
| Rear PTO Type | 540 (1.375) |
| Engine RPM | 555@2432 |
| 774@2500 | |
| 1025@2500 | |
| 1320@2500 | |
| Dimensions & Tires | |
| Wheelbase | 60 inches 152 cm |
| Weight | 2006 to 2138 pounds |
| Front tire | 5.00-15 |
| Rear tire | 11.2-24 (2WD) |
 Full dimensions and tires ... | |
| Electrical | |
| Ground | negative |
| Charging system | alternator |
| Charging amps | 15 |
| Battery volts | 12 |
| Battery AH | 70 |
| References | |
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| Bull published by Satoh | |
| Bull Instruction Book (S-630US-5) published in 1978 |
| Page information | |
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| TractorData is a family-owned small business located in Minnesota. I have been researching tractor history and providing specifications for free since 1999. | |
| Peter Easterlund - owner/author | |
| This machine's data modified on March 28, 2026 |