Kubota B5100 VS White Field Boss 31 specs comparison

Kubota B5100
General InfosMake | Kubota |
Model | B5100 |
Country | Japan |
Production | From 1978 Until 1984 |
Price | - |
Tractor type | Sub Compact Utility tractor |
Fuel | diesel |
Service repair manual | Kubota B5100 Manual |
Dimensions, sizes and tires
AG front tires | 4.00-9 (2WD) |
AG rear tires | 7.00-16 |
Lawn front tires | 18x6.50-8 |
Lawn rear tires | 18x6.50-8 |
Indus front tires | - |
Indus rear tires | - |
Weight | 805 lbs or 365 kg |
Length | 71.6 inches [181 cm] |
Width | 36.25 inches [92 cm] |
Height | 44.1 inches [112 cm] |
Wheelbase | 46.6 inches [118 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 25/29 inches |
Front tread size | 26 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 31 ci or 0.5 L |
Cylinders | 2 cylinders |
Engine power | 12 hp or 8.9 kW |
Engine RPM | 3000 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 2.1 gal or 7.9 L |
Oil capacity | 2.4 qts or 2.3 L |
Oil change | 75 h |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Kubota B5100 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | 35 amps |
Cold Amps | - |
Ground force | negative |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | unsynchronized gear |
Trans gears | 6 forward and 2 reverse |
Clutch system | dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
Braking system | differential mechanical shoe |
Cabin type | Two-post ROPS |
Differentiel lock | mechanical |
System | - |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 10 hp or 7.5 kW |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | transmission |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | 3000 (rpm) |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | I |
Rear hitch lift | 300 lbs or 136 kg |
Front hitch | - |
Front hitch lift | - |

White Field Boss 31
General InfosMake | White |
Model | Field Boss 31 |
Country | United states |
Production | From 1986 Until 1988 |
Price | - |
Tractor type | Compact Utility tractor |
Fuel | diesel |
Service repair manual | White Field Boss 31 Manual |
Dimensions, sizes and tires
AG front tires | 5.00-15 |
AG rear tires | 11.2-2 |
Lawn front tires | 24x8.50-12 (2WD) |
Lawn rear tires | 24x8.50-12 (2WD) |
Indus front tires | - |
Indus rear tires | - |
Weight | 2215 lbs or 1004 kg |
Length | 116 inches [294 cm] |
Width | 52 inches [132 cm] |
Height | - |
Wheelbase | 65 inches [165 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 40.2 to 52.8 inches |
Front tread size | 37.8 to 41.7 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 91.4 ci or 1.5 L |
Cylinders | 3 cylinders |
Engine power | 30 hp or 22.4 kW |
Engine RPM | 2600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 7.4 gal or 28.0 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | White Field Boss 31 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 35 amps |
Trans system | Triple-sync |
Trans type | partially synchronized |
Trans gears | 12 forward and 4 reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual (2WD) |
Braking system | mechanical wet discs |
Cabin type | Two-post ROPS |
Differentiel lock | - |
System | open center |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2135 psi or 147.2 bar |
Max flow | 7.7 gpm or 29.1 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 25 hp or 18.6 kW |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | live |
Front PTO RPM | 2600 (rpm) |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | I |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Kubota provided us with the latest version of its B5100 service repair manual
- Find All mechanical and electrical parts and accessories of Kubota B5100 farm-tractor here
- Get your White Field Boss 31 manual book version
- Cabine, electrical And mechanical parts for White Field Boss 31 farm-tractor here