The Yanmar SA 221 is a 4WD sub-compact utility tractor manufactured by Yanmar since 2014. The Yanmar SA 221 is equipped with a 1.0 L (60.3 cu·in) three-cylinder diesel engine and a hydrostatic transmission with infinite forward and reverse gears.
The Yanmar 221 sub-compact utility tractor used the Yanmar 3TNM74F engine. It is a 1.0 L, 988 cm2, (60.3 cu·in) three-cylinder natural aspirated diesel engine with 74.0 mm (2.91 in) of the cylinder bore and 77.0 mm (3.03 in) of the piston stroke. This engine produced 21.8 PS (16.0 kW; 21.5 HP) at 3,200 rpm of output power.
The Yanmar SA221 is equipped with hydrostatic power steering, wet disc brakes, two-post foldable ROPS and 22.7 liters (6.0 US gal.; 5.0 Imp. gal) fuel tank.
Following attachments are available for the Yanmar SA 221 sub-compact utility tractor:
- Mid-mount Yanmar 1,520 mm (60 in) mower deck
- Yanmar YL110 loader
Yanmar SA 221 Specifications
| General Specifications | |
| Model | Yanmar SA 221 |
| Length | 2,590 mm (102 in) |
| Width | 1,200 mm (47.2 in) |
| Height (ROPS) | 2,090 mm (82.3 in) |
| Wheel base | 1,470 mm (57.9 in) |
| Ground clearance | 160 mm (6.3 in) |
| Weight | 697 kg (1,537 lbs) |
| Fuel tank capacity | 22.7 liters (6.0 US gal.; 5.0 Imp. gal) |
| Battery | 12V, CCA 540A |
| Cabin type | Two-post foldable ROPS |
| Engine | |
| Engine model | Yanmar 3TNM74F |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 1.0 L, 988 cm2, (60.3 cu·in) |
| Bore and stroke | 74.0 mm X 77.0 mm (2.91 in X 3.03 in) |
| Horsepower | 21.8 PS (16.0 kW; 21.5 HP) at 3,200 rpm |
| Torque | 53.4 N·m (5.4 kg·m, 39.4 ft·lb) at rpm |
| Starter | Electric |
| Oil capacity: | 2.9 L (3.1 US. qt, 2.6 Imp. qt.) |
| Coolant capacity: | 2.8 L (3 US. qt, 2.5 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×4 MFWD 4WD |
| Steering type | Hydrostatic power |
| Brakes | Wet disc |
| Transmission model | – |
| Transmission type | Hydrostatic |
| Gears | Infinite forward and reverse |
| Speed | Forward: 13.8 kmh (8.6 mph) Reverse: 13.8 kmh (8.6 mph) |
| Transmission oil capacity | 15.5 L (4.1 US. gal, 3.4 Imp. gal.) |
| Tires | |
| Front tires | Lawn/turf: 18×8.50-10 Industrial: 18×8.50-10 |
| Rear tires | Lawn/turf: 26×12.0-12 Industrial: 26×12.0-12 |
| Three-Point Hitch | |
| Category | I (limited) |
| Control type | – |
| Lift capacity (at ends) | 300 kg (662 lbs) |
| PTO (Power take-off shaft) | |
| Middle PTO type | Independent |
| Middle PTO speed | 2,000 rpm |
| Rear PTO type | Independent with hydraulic clutch |
| Rear PTO speed | 540 rpm |
| Hydraulic system | |
| Hydraulic type | Open center |
| Pressure | 1,890 psi (130.3 bar) |
| Pump flow | 4.3 gpm (16.3 lpm) |
| Steering flow | 3.7 gpm (14 lpm) |
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