Yanmar AC-21 VS White Field Boss 37 specs comparison

Yanmar AC-21
General InfosMake | Yanmar |
Model | AC-21 |
Country | Japan |
Production | From 2004 Until 2007 |
Price | - |
Tractor type | Agricultural Crawler tractor |
Fuel | diesel |
Service repair manual | Yanmar AC-21 Manual |
Dimensions, sizes and tires
AG front tires | tracks |
AG rear tires | tracks |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 1830 lbs or 830 kg |
Length | 92.1 inches [233 cm] |
Width | 49.6 inches [125 cm] |
Height | 71.9 inches [182 cm] |
Wheelbase | - |
Ground clearance | 12.6 inches [32 cm] |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 61.4 ci or 1.0 L |
Cylinders | 3 cylinders |
Engine power | 20.5 hp or 15.3 kW |
Engine RPM | - |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 5.3 gal or 20.1 L |
Oil capacity | - |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | Yanmar AC-21 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | hydrostatic |
Trans gears | - |
Clutch system | - |
Wheel drive | crawler |
Final drive | - |
Steering | - |
Braking system | - |
Cabin type | Two-post ROPS |
Differentiel lock | - |
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 | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | - |
Rear PTO RPM | - |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | - |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |

White Field Boss 37
General InfosMake | White |
Model | Field Boss 37 |
Country | United states |
Production | From 1986 Until 1988 |
Price | 11,000 USD |
Tractor type | Compact Utility tractor |
Fuel | diesel |
Service repair manual | White Field Boss 37 Manual |
Dimensions, sizes and tires
AG front tires | 6.00-16 |
AG rear tires | 12.4-28 |
Lawn front tires | 8-16 |
Lawn rear tires | 8-16 |
Indus front tires | - |
Indus rear tires | - |
Weight | 2,921 lbs or 1324 kg |
Length | 126.4 inches [321 cm] |
Width | 71.5 inches [181 cm] |
Height | 84 inches [213 cm] |
Wheelbase | 70.9 inches [180 cm] |
Ground clearance | 13 inches [33 cm] |
Turning radius | - |
Rear tread size | 44.9 to 59.1 inches |
Front tread size | 45.3 to 61 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 110.8 ci or 1.8 L |
Cylinders | 4 cylinders |
Engine power | 37 hp or 27.6 kW |
Engine RPM | 2600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 10.57 gal or 40.0 L |
Oil capacity | 7.44 qts or 7.0 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | White Field Boss 37 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 531 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 35 amps |
Trans system | - |
Trans type | - |
Trans gears | 18 forward and 6 reverse |
Clutch system | dry disc |
Wheel drive | 4x2 2WD |
Final drive | helical gear |
Steering | power |
Braking system | mechanical wet disc |
Cabin type | Two-post ROPS |
Differentiel lock | - |
System | open center |
Valves | 1 or 2 |
Pump flow | 7.7 gpm or 29.1 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2135 psi or 147.2 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 30 hp or 22.4 kW |
Real power | - |
Engine @RPM | 540@2232 (rpm) |
PTO Clutch | electric-hydraulic wet discs |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | position and draft control |
Rear hitch | 1 |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


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Choose another tractor
Useful links and guides ....
- Yanmar provided us with the latest version of its AC-21 service repair manual
- Find All mechanical and electrical parts and accessories of Yanmar AC-21 farm-tractor here
- Get your White Field Boss 37 manual book version
- Cabine, electrical And mechanical parts for White Field Boss 37 farm-tractor here