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Years in Production / 1986–1988
White
Field Boss 31
Explore the specifications, hardware, and original references for the White Field Boss 31.
No photo
30hp
Source index power
MFWD Optional
Drive
1986–1988
Production years
White
Manufacturer
Field Boss 31 / 01
At a glance
Production
Compact Utility tractor
Original price was $9,000 in 1988
- Distributor
- White
- Manufacturer
- Iseki
Mechanical
Two- or four-wheel drive
Mechanical wet discs brakes
Two-post ROPS. Optional canopy and radio.
- 2wd Steering
- manual
- 4wd Steering
- power
Hydraulics
- Type
- open center
- Pressure
- 2135 psi147.2 bar
- Total Flow
- 7.7 gpm29.1 lpm
Hitch
- Rear Type
- I
Pto
- Rear Pto
- independent
- Rear Type
- 540 (1.375)
- Front Pto
- live
- Front Pto Type
- 2600
Electrical
- Ground
- negative
- Charging System
- alternator
- Charging Amps
- 35
- Battery Volts
- 12
Field Boss 31 / 02
Under the hood
Engine Detail
Isuzu
diesel
3-cylinder
liquid-cooled inline
- Displacement
- 91.4 ci1.5 L
- Bore Stroke
- 3.39x3.39 inches86 x 86 mm
- Power
- 30 hp22.4 kW
- Compression Ratio
- 21.4:1
- Rated Rpm
- 2600
- Idle Rpm
- 850-2860
- Firing Order
- 1-3-2
- Starter Volts
- 12
- Fuel Type
- diesel
- Cylinders
- 3
- Cooling
- liquid-cooled inline
Engine Options
Isuzu 1.5L 3-cyl diesel
- Fuel Tank
- 7.4 gal28.0 L
Field Boss 31 / 03
Gears & controls
Transmission
Three synchronized gears in four ranges.
- Transmission
- Triple-sync
- Transmission Type
- partially synchronized
- Gears
- 12 forward and 4 reverse
Field Boss 31 / 04
Size. Stance. Footprint.
Dimensions
- Length
- 116 in294 cm
- Width
- 52 in132 cm
- Height
- 80 in203 cm
- Wheelbase
- 65 in165 cm
- Front tread
- 41.3 in104 cm
- Rear tread
- 40.2 in102 cm
Dimensions And Tires
- Wheelbase
- 65 inches165 cm
- Weight
- 2215 to 2414 pounds
- Front Tire
- 5.00-15
- 2wd Rear Tire
- 11.2-24
Tires And Tracks
- 2wd Standard Tires Ag
- Front: 5.00-15. Rear: 11.2-24
- 4wd Standard Tires Ag
- Front: 7.00-16. Rear: 11.2-24
- 2wd Lawn Turf Front
- 24x8.50-12
- 4wd Lawn Turf Front
- 212x800-15
- Lawn Turf Rear
- 355x800-20
See it in action
Videos
Watch White Field Boss 31 videos from their original YouTube creators.