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| info | |
| 1986 - 1988, Compact Utility tractor |
| Production | |
| Distributor: | White |
| Manufacturer: | Iseki |
| Original price (USD): | $8,500 (1988) |
| Capacity | |
| Fuel: | 6.1 gal [23.1 L] |
| 3-Point Hitch | |
| Rear Type: | I |
| Power Take-off (PTO) | |
| Rear PTO: | transmission |
| Rear RPM: | 540 |
| Front PTO: | crankshaft-driven |
| Front RPM: | 2600 |
| Dimensions & Tires | |
| Wheelbase: | 59 inches [149 cm] |
| Weight: | 1584 to 1672 pounds |
| Front tire: | 4.00-12 |
| Rear tire: | 12.4-16 (2WD) |
| White Field Boss 21 Power | |
| Engine: | 21 hp [15.7 kW] |
| PTO (claimed): | 19 hp [14.2 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD, 4x4 MFWD 4WD optional |
| Steering: | manual |
| Brakes: | mechanical expanding shoe |
| Cab: | Two-post ROPS. Optional canopy and radio. |
| Hydraulics | |
| Type: | open center |
| Pressure: | 2064 psi [142.3 bar] |
| Total flow: | 5.5 gpm [20.8 lpm] |
| Electrical | |
| Charging system: | alternator |
| Charging amps: | 35 |
| Battery | |
| Volts: | 12 |
| info | |
| Bore/Stroke: | 2.99x3.39 inches [76 x 86 mm] |
| Power: | 21 hp [15.7 kW] |
| Air cleaner: | single stage |
| Pre-heating: | glow plugs |
| Compression: | 22.5:1 |
| Rated RPM: | 2600 |
| Idle RPM: | 850-2860 |
| Starter volts: | 12 |
| Engine Detail | |
| Isuzu, diesel, 3-cylinder, liquid-cooled, 71.4 ci [1.2 L] |
| info | |
| Speeds: | With 12.4-16 rear tires. |
| Transmission | |
| Gears: | 12 forward and 4 reverse |
| Dimensions | |
| Weight (shipping): | 1,584 lbs [718 kg] (2WD), 1,672 lbs [758 kg] (2WD) |
| Wheelbase: | 59 inches [149 cm] |
| Length: | 105.5 inches [267 cm] |
| Width: | 42.9 inches [108 cm] |
| Height (exhaust): | 75.2 inches [191 cm] |
| White Field Boss 21 Tires | |
| Standard tires (ag): | Front: 4.00-12. Rear: 12.4-16 (2WD), Front: 6.00-12. Rear: 12.4-16 (4WD) |
| Lawn/turf front: | 12.4-16 (2WD), 24-8.50-12 (4WD) |
| Lawn/turf rear: | 13.6-16 |
| info | |
| In addition to the 60-inch mid-mount mower, the Field Boss 21 could be equipped with rear finish mowers (48, 60, or 46-inch), rear flail mowers (50-inch), and rotary cutters (42, 48, or 60 inch). Front and rear 60-inch blades were available, plus a 4.5 foot box scraper. Three-point mounted tillers were fitted in 32 or 40 inch widths. |
| 60" Mower deck | |
| Type: | mid-mount White |
| Cutting width: | 60 inches [152 cm] |
| Loader | |
| Loader type: | White 1025QA |