CaseIH Farmall 31: all source data
All 67 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Distributor | CaseIH |
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| Manufacturer | Shibaura |
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| (no label) | Compact Utility tractor |
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| (no label) | Built in Dublin, Georgia, USA |
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| Original price | $21,727 (2011 gear ROPS ) |
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| Original price | $23,474 (2011 hydro ROPS ) |
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Engine| (no label) | Shibaura 1.5L 3-cyl diesel |
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| Fuel tank | 7.3 gal | 27.6 L |
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Transmission| (no label) | 9-speed unsynchronized gear |
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| (no label) | hydrostatic |
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Power| Engine (gross) | 31 hp | 23.1 kW |
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| PTO (claimed) | 26.5 hp (gear) | 19.8 kW |
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| PTO (claimed) | 24.9 hp (hydro) | 18.6 kW |
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Mechanical| (no label) | Four-wheel drive |
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| Steering | hydrostatic power |
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| (no label) | Wet disc brakes |
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| (no label) | Two-post foldable ROPS. |
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Hydraulics| Type | open center |
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| Pump flow | 7.2 gpm | 27.3 lpm |
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| Total flow | 12.3 gpm | 46.6 lpm |
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| Steering flow | 5.1 gpm | 19.3 lpm |
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Hitch| Rear Type | I |
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| Control | position control |
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| Rear lift (at 24"/610mm) | 1,635 lbs | 741 kg |
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Pto| Rear PTO | live |
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| Rear PTO Type | 540 |
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| Mid PTO | optional |
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| Mid PTO Type | 2000 |
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Dimensions| Wheelbase | 63 inches | 160 cm |
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| Weight | 2511 to 2544 pounds |
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| Front tire | 7x14 |
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| Rear tire | 11.2x24 |
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Electrical| Ground | negative |
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| Charging system | alternator |
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| Charging amps | 40 |
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| Battery CCA | 420 |
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| Battery volts | 12 |
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Engine
Engine detail| (no label) | Shibaura N843 |
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| (no label) | diesel |
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| (no label) | 3-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 91.3 ci | 1.5 L |
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| Power (gross) | 31 hp | 23.1 kW |
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| Rated RPM | 2600 |
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| Starter volts | 12 |
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Transmission
Transmission options| (no label) | 9-speed unsynchronized gear |
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| (no label) | hydrostatic |
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Transmission| Type | unsynchronized gear |
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| Gears | 9 forward and 3 reverse |
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| Type | hydrostatic |
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| Gears | infinite forward and reverse (3-range) |
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Dimensions
Tires| Ag front | 7x14 |
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| Ag rear | 11.2x24 |
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| Lawn/turf front | 24x8.50-14 |
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| Lawn/turf front | 25/1050LLx15 |
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| Lawn/turf rear | 13.6x16 |
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| Lawn/turf rear | 41/18LLx16.1 |
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| Industrial front | 25x8.50-14 |
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| Industrial rear | 15x19.5 |
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Dimensions| Wheelbase | 63 inches | 160 cm |
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| Length | 112.4 inches | 285 cm |
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| Width | 54.3 inches (min) | 137 cm |
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| Height (ROPS) | 87.8 inches | 223 cm |
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| Weight | 2,511 lbs (gear) | 1138 kg |
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| Weight | 2,544 lbs (hydro) | 1153 kg |
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| Front tread | 45.3 inches | 115 cm |
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| Rear tread | 46.6 inches | 118 cm |
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